{"title":"Surge Protection \u0026 Fuses","description":"\u003cp\u003eSurge protection devices and DC fuses for solar PV strings, inverters and battery banks. This range covers Type 2 SPDs rated from 150V up to 1000V DC for protecting panel strings and inverters, plus NH fuse switch disconnectors and fuses for battery and DC circuit protection.\u003c\/p\u003e\u003cp\u003eInstallers use these to guard PV systems against transient overvoltage and to isolate faults safely. Options are differentiated by voltage rating, pole configuration and current rating, including NH fuse switches rated up to 630A, so you can match the device to the string voltage and circuit current on the job.\u003c\/p\u003e","products":[{"product_id":"solar-surge-protection-device-150v-40ka","title":"PV Surge Protection Device Type 2 150VDC 40kA | PV-Guard-150","description":"\u003cp\u003eThe PV-Guard-150 is a Type 2 DC surge protection device built for low voltage solar PV and off-grid inverter systems. Rated to 150VDC with an Imax of 40kA, it protects panels and inverters from lightning strikes and induced surges on strings up to 150V. It is compliant with EN-61643-31 and mounts directly onto a DIN rail inside a combiner box.\u003c\/p\u003e\u003ch2\u003eKey features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType\u003c\/strong\u003e, Type 2 \/ Class II PV surge protection device\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated voltage\u003c\/strong\u003e, 150VDC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImax\u003c\/strong\u003e, 40kA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection method\u003c\/strong\u003e, high energy varistor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompliance\u003c\/strong\u003e, EN-61643-31\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting\u003c\/strong\u003e, DIN rail\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cp\u003eFitted to low voltage off-grid solar PV strings up to 150VDC, the PV-Guard-150 sits in parallel with the DC conductors to protect the connected inverter and panels from transient surges. It suits 12V, 24V and 48V off-grid solar setups.\u003c\/p\u003e\u003ch3\u003eInstallation notes\u003c\/h3\u003e\u003cp\u003eConnect in parallel with the DC PV string conductors. Installation should be carried out by a qualified electrician. Do not fit on strings where the voltage exceeds 150VDC.\u003c\/p\u003e","brand":"Voltacon","offers":[{"title":"Default Title","offer_id":52060309356832,"sku":"738501","price":19.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1010\/8148\/1504\/files\/ledandsolar-738501-1.webp?v=1785487579"},{"product_id":"dc-surge-protection-solar-panel","title":"DC Surge Protection Device Type 2 1000V 40kA | Voltacon PV-Guard-1000","description":"\u003cp\u003eThe PV-Guard-1000 is a Type 2 DC surge protection device for solar panel and inverter circuits, rated to 1000VDC with an Imax of 40kA. It is built around a high energy varistor and complies with IEC\/EN 61643-31, making it suitable for combiner boxes and other PV enclosures.\u003c\/p\u003e\u003ch2\u003eKey features of this dc surge protection device for solar panel systems\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection class\u003c\/strong\u003e, Type 2 \/ Class II PV SPD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated voltage\u003c\/strong\u003e, 1000VDC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDischarge current\u003c\/strong\u003e, Imax 40kA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection method\u003c\/strong\u003e, high energy varistor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard\u003c\/strong\u003e, IEC\/EN 61643-31 compliant\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting\u003c\/strong\u003e, DIN rail, for combiner box installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cp\u003eFits into DC combiner boxes on residential and commercial PV installations, guarding solar panels and inverters against lightning strikes and indirect surges on the string conductors.\u003c\/p\u003e\u003ch3\u003eInstallation notes\u003c\/h3\u003e\u003cp\u003eWire the device in parallel with the DC PV string conductors. Installation should only be carried out by a qualified electrician, as with any surge protection device solar panel wiring.\u003c\/p\u003e","brand":"Voltacon","offers":[{"title":"Default Title","offer_id":52060512551200,"sku":"738675","price":28.35,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1010\/8148\/1504\/files\/ledandsolar-738675-1.webp?v=1785490758"},{"product_id":"solar-panel-surge-protection-device-600v","title":"PV-Guard-600 DC Surge Protection Device Type 2 600VDC 40kA","description":"\u003cp\u003eThe PV-Guard-600 is a Type 2 DC surge protection device for solar panel arrays and off-grid inverters, rated 600VDC and 40kA. It meets EN50539-11 and uses a high energy varistor to protect DC circuits from lightning strikes and indirect surges. The unit is DIN rail mounted, making it straightforward to fit inside a combiner box or solar enclosure alongside other DC protection gear.\u003c\/p\u003e\u003ch2\u003eKey features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType\u003c\/strong\u003e, Type 2 \/ Class II PV SPD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated voltage\u003c\/strong\u003e, 600VDC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDischarge current\u003c\/strong\u003e, Imax 40kA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection method\u003c\/strong\u003e, high energy varistor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard\u003c\/strong\u003e, EN50539-11 compliant\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting\u003c\/strong\u003e, DIN rail\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cp\u003eThis surge protection device sits in the DC combiner box of an off-grid or grid-tie solar inverter system, wired across the string conductors up to 600VDC. It guards the solar panels and the inverter against damage from lightning strikes and indirect surge events reaching the DC side of the installation.\u003c\/p\u003e\u003ch3\u003eInstallation notes\u003c\/h3\u003e\u003cp\u003eConnect the PV-Guard-600 in parallel with the DC PV string conductors. Installation must be carried out by a qualified electrician. Do not fit this device on systems where the string voltage exceeds 600VDC.\u003c\/p\u003e","brand":"Voltacon","offers":[{"title":"Default Title","offer_id":52060514025760,"sku":"738695","price":26.15,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1010\/8148\/1504\/files\/ledandsolar-738695-1.webp?v=1785490902"},{"product_id":"solar-pv-fuse-holder-led-indicator","title":"Solar PV Fuse Holder 12\/15\/20A 1000VDC | LED Blown Fuse Indicator","description":"\u003cp\u003eThis solar PV string fuse holder gives you a fast way to spot a blown fuse without testing each one by hand. A built-in LED indicator lights up as soon as the fuse fails, so a fault on a solar panel array shows up at a glance. It's rated up to 1000VDC and available in 12A, 15A or 20A versions, covering a single panel or strings of up to 20 panels in series.\u003c\/p\u003e\u003ch2\u003eKey features of this solar pv fuse holder\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRatings\u003c\/strong\u003e, available in 12A, 15A and 20A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum voltage\u003c\/strong\u003e, 1000VDC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLED indicator\u003c\/strong\u003e, illuminates when the fuse has blown\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFault diagnosis\u003c\/strong\u003e, no need to remove or manually test fuses\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eString capacity\u003c\/strong\u003e, suitable for a single panel or strings up to 20 panels in series\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cp\u003eUsed for overcurrent protection on solar PV strings, with the LED giving immediate visual confirmation of a fault. Fits into residential and commercial solar combiner boxes where string-level protection is needed.\u003c\/p\u003e\u003ch3\u003eInstallation notes\u003c\/h3\u003e\u003cp\u003eDC solar circuits carry dangerous voltages. Choose the fuse rating that matches the string short-circuit current, and have the unit fitted by a qualified electrician only.\u003c\/p\u003e","brand":"Voltacon","offers":[{"title":"No Fuse","offer_id":52060514779424,"sku":"738654","price":4.97,"currency_code":"GBP","in_stock":true},{"title":"12A","offer_id":52060514812192,"sku":"738654+738655","price":7.72,"currency_code":"GBP","in_stock":true},{"title":"15A","offer_id":52060514844960,"sku":"738654+738656","price":7.72,"currency_code":"GBP","in_stock":true},{"title":"20A","offer_id":52060514877728,"sku":"738654+738694","price":7.72,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1010\/8148\/1504\/files\/ledandsolar-738654-1.webp?v=1785491023"},{"product_id":"pv-surge-protection-550v-class-ii","title":"PV Surge Protection Device Class II 550VDC 2-Pole | GAVE Electro","description":"\u003cp\u003eThis GAVE Electro DC surge protection device gives 2-pole overvoltage protection for solar PV strings rated up to 550VDC. It fits in parallel with the DC string cables, sitting between panels and inverter to intercept lightning strikes and induced surges before they reach sensitive equipment. The unit mounts to a DIN rail, making it a straightforward addition to an existing combiner box or distribution panel.\u003c\/p\u003e\u003ch2\u003eKey features of this PV surge protection device\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection class\u003c\/strong\u003e, Class II \/ Type 2 SPD for DC PV applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum voltage\u003c\/strong\u003e, 550VDC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePoles\u003c\/strong\u003e, 2-pole, covering positive and negative PV conductors\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection element\u003c\/strong\u003e, high energy varistor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting\u003c\/strong\u003e, DIN rail\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cp\u003eFit this into DC combiner boxes on off-grid and hybrid solar systems where string voltage stays at or below 550VDC. It is aimed at low to medium voltage arrays rather than high-voltage commercial strings.\u003c\/p\u003e\u003ch3\u003eInstallation notes\u003c\/h3\u003e\u003cp\u003eWire it in parallel with the DC string conductors. Installation should be carried out by a qualified electrician, and it must not be used where string voltage exceeds 550VDC.\u003c\/p\u003e","brand":"GAVE Electro","offers":[{"title":"Default Title","offer_id":52060515893536,"sku":"001299","price":74.97,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1010\/8148\/1504\/files\/ledandsolar-001299-1.webp?v=1785491222"},{"product_id":"mc4-connectors-12a-fuse-pair","title":"MC4 Solar Panel Connectors with 12A Fuses | Voltacon","description":"\u003cp\u003eThis pair of MC4-compatible solar panel connectors includes integrated 12A fuses, giving overcurrent protection on both PV string lines without needing a combiner box. They suit smaller solar panels and off-grid systems, and each connector takes 2.5mm² to 6mm² solar cable with a replaceable fuse cartridge.\u003c\/p\u003e\u003ch2\u003eKey features of these mc4 solar panel connectors\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSet contents\u003c\/strong\u003e, 1 male and 1 female MC4-compatible connector\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuse rating\u003c\/strong\u003e, 12A fast-acting fuse built into each connector\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLine coverage\u003c\/strong\u003e, protects both positive and negative PV lines\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuse cartridge\u003c\/strong\u003e, replaceable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable compatibility\u003c\/strong\u003e, 2.5mm² to 6mm² solar PV cable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuild\u003c\/strong\u003e, waterproof construction for outdoor use\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cp\u003eUse these connectors for PV string overcurrent protection where a combiner box isn't fitted. They also suit small off-grid solar systems built around panels with lower short-circuit current.\u003c\/p\u003e\u003ch3\u003eInstallation notes\u003c\/h3\u003e\u003cp\u003eDC solar circuits carry dangerous voltages. All wiring must comply with IET Wiring Regulations, and the fuse rating must match the string short-circuit current before the system is energised.\u003c\/p\u003e","brand":"Voltacon","offers":[{"title":"Default Title","offer_id":52060515926304,"sku":"11010037","price":24.81,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1010\/8148\/1504\/files\/ledandsolar-11010037-1.webp?v=1785491243"},{"product_id":"dc-surge-protection-device-1000v","title":"ABB OVR PV 1000V Type 2 Class II DC Surge Protection Device","description":"\u003cp\u003eThe ABB OVR PV surge protection device guards photovoltaic strings against lightning-induced and conducted overvoltages, rated for systems up to 1000VDC. It is a Type 2 \/ Class II SPD built for DC surge protection on solar panel installations, with removable cartridges so a faulty module can be swapped out after an event without rewiring the whole unit.\u003c\/p\u003e\u003ch2\u003eKey features of this dc surge protection device\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection class\u003c\/strong\u003e, Type 2 \/ Class II SPD for solar PV DC systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage rating\u003c\/strong\u003e, maximum continuous operating voltage of 1000VDC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCartridge design\u003c\/strong\u003e, removable cartridges for easy replacement after a surge event\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring\u003c\/strong\u003e, Y-configuration for effective protection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility\u003c\/strong\u003e, suits residential and commercial PV combiner boxes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRange\u003c\/strong\u003e, part of ABB's OVR PV range, designed specifically for photovoltaic applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cp\u003eFitted as DC string surge protection in residential and commercial solar PV systems, and used to protect inverter DC inputs against lightning strikes and induced overvoltages travelling down the array cabling.\u003c\/p\u003e\u003ch3\u003eInstallation notes\u003c\/h3\u003e\u003cp\u003eConnect in parallel with the DC PV string conductors. DIN rail mounted. Installation must be carried out by a qualified electrician in line with IET Wiring Regulations.\u003c\/p\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":52060517237024,"sku":"11010030","price":131.2,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1010\/8148\/1504\/files\/ledandsolar-11010030-1.webp?v=1785491390"},{"product_id":"mc4-solar-connectors-20a-fuse-pair","title":"MC4 Solar Panel Connectors with 20A Fuses | Male \u0026 Female Pair","description":"\u003cp\u003eThis pair of MC4-compatible solar panel connectors comes with integrated 20A fuses built in, protecting both the positive and negative PV string lines without needing a separate combiner box. Suitable for small solar installations and off-grid systems, each connector accepts 2.5mm² to 6mm² solar cable and uses replaceable fuse cartridges.\u003c\/p\u003e\u003ch2\u003eMc4 solar panel connectors: key features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePair supplied\u003c\/strong\u003e, 1 male and 1 female MC4-compatible connector\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuse rating\u003c\/strong\u003e, 20A fast-acting fuse built into each connector\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual line protection\u003c\/strong\u003e, fuses cover both positive and negative PV lines\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eServiceable\u003c\/strong\u003e, fuse cartridges are replaceable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable compatibility\u003c\/strong\u003e, works with 2.5mm² to 6mm² solar PV cable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeatherproof\u003c\/strong\u003e, waterproof construction for outdoor use\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cp\u003eThese connectors give PV string overcurrent protection without the cost or space of a combiner box, making them a compact option for small off-grid and grid-tied solar systems.\u003c\/p\u003e\u003ch3\u003eInstallation notes\u003c\/h3\u003e\u003cp\u003eDC solar circuits carry dangerous voltages. Wiring and fuse selection must comply with IET Wiring Regulations, and the fuse rating must be matched to the string's short-circuit current.\u003c\/p\u003e","brand":"Voltacon","offers":[{"title":"Default Title","offer_id":52060518351136,"sku":"002283","price":24.81,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1010\/8148\/1504\/files\/ledandsolar-002283-1.webp?v=1785491484"},{"product_id":"single-phase-surge-protector-pst-240","title":"PST-240 Single Phase 230V Surge Protector Class II 20kA | GAVE Electro","description":"\u003cp\u003eThe GAVE Electro PST-240 is a single phase 230V surge protection device built to Class II (Type 2) with a 20kA discharge rating. It forms part of the GAVE (CITEL) modular range, using plug-in cartridges that make replacement straightforward after a fault. Thermal disconnection and a visual failure indicator are built in, with an optional remote signalling module for monitored installations. It mounts to a standard DIN rail inside a consumer unit or inverter enclosure.\u003c\/p\u003e\u003ch2\u003eKey features of this single phase surge protector\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage\u003c\/strong\u003e, single phase 230V AC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection class\u003c\/strong\u003e, Class II (Type 2) SPD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDischarge rating\u003c\/strong\u003e, In: 20kA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCartridges\u003c\/strong\u003e, plug-in modular design for easy replacement\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFault indication\u003c\/strong\u003e, thermal disconnection with visual failure indicator\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignalling\u003c\/strong\u003e, remote signalling option available\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting\u003c\/strong\u003e, DIN rail\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cp\u003eFits at the AC output side of a single phase solar inverter, or across a consumer unit or distribution board, to protect the installation from lightning and grid-borne surges. It is intended for single phase electrical installations rather than DC strings.\u003c\/p\u003e\u003ch3\u003eInstallation notes\u003c\/h3\u003e\u003cp\u003eThe unit is wired in parallel at the consumer unit or distribution board. Installation should be carried out by a qualified electrician and follow IET Wiring Regulations.\u003c\/p\u003e","brand":"GAVE Electro","offers":[{"title":"Default Title","offer_id":52060520382752,"sku":"000290","price":71.66,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1010\/8148\/1504\/files\/ledandsolar-000290-1.webp?v=1785491711"},{"product_id":"pv-string-fuse-holder-din-rail","title":"PV String Fuse Holder 1000V DC DIN Rail | GAVE Electro","description":"\u003cp\u003eThis GAVE Electro fuse holder mounts on a 35mm DIN rail and holds a single solar PV string fuse rated 12A, 15A or 20A at 1000V DC. It is a single module design, 17.5mm wide, made to fit a 45mm cut-out in combiner boxes and DIN rail enclosures.\u003c\/p\u003e\u003ch2\u003eKey features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuse ratings supported\u003c\/strong\u003e, 12A, 15A and 20A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum voltage\u003c\/strong\u003e, 1000V DC-20B\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModule size\u003c\/strong\u003e, 1 module (17.5mm) per pole, 45mm cut-out\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting\u003c\/strong\u003e, 35mm DIN rail\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuild\u003c\/strong\u003e, high-temperature resistant plastics with elevated insulation characteristics\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cp\u003eFitted inside solar PV combiner boxes and DIN rail enclosures to hold string protection fuses. It gives each PV string its own fuse position on the rail, alongside other DIN rail devices.\u003c\/p\u003e\u003ch3\u003eInstallation notes\u003c\/h3\u003e\u003cp\u003eUse only correctly rated gPV DC fuses in this holder. DC solar circuits carry dangerous voltages even when the inverter is switched off, so fitting must be carried out by a qualified electrician.\u003c\/p\u003e","brand":"GAVE Electro","offers":[{"title":"Default Title","offer_id":52060520415520,"sku":"11010021","price":4.97,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1010\/8148\/1504\/files\/ledandsolar-11010021-1.webp?v=1785491717"},{"product_id":"surge-protection-device-single-phase-230v","title":"AC Surge Protection Device Type 2 230V Single Phase | Voltacon","description":"\u003cp\u003eThis Type 2 AC surge protection device guards single phase 230V solar inverter electronics against overvoltages from lightning strikes, grid disturbances and generator switching. Its high energy varistor with thermal fuse gives protection to inverters, consumer units and other sensitive electrical equipment. The unit mounts on a DIN rail for straightforward installation into an existing enclosure.\u003c\/p\u003e\u003ch2\u003eKey features of this surge protection device for single phase 230v\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType\u003c\/strong\u003e, Type 2 AC surge protection device\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage\u003c\/strong\u003e, single phase 230V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection component\u003c\/strong\u003e, high energy varistor with thermal fuse\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHazards covered\u003c\/strong\u003e, lightning, grid surges and generator voltage disturbances\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting\u003c\/strong\u003e, DIN rail\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlacement\u003c\/strong\u003e, suitable for installation before the main RCD in consumer units\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cp\u003eFit it to protect the AC connections of a single phase solar inverter, or as general surge protection within a consumer unit. It also suits the AC output circuits of off-grid and hybrid inverters, where switching disturbances can otherwise reach sensitive electronics.\u003c\/p\u003e\u003ch3\u003eInstallation notes\u003c\/h3\u003e\u003cp\u003eInstall in parallel at the consumer unit, ideally ahead of the main RCD. Fitting must be carried out by a qualified electrician and in accordance with IET Wiring Regulations.\u003c\/p\u003e","brand":"Voltacon","offers":[{"title":"Default Title","offer_id":52060522021152,"sku":"738665","price":26.46,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1010\/8148\/1504\/files\/ledandsolar-738665-1.webp?v=1785491977"},{"product_id":"mc4-connectors-inline-fuse-pair","title":"MC4 Solar Panel Connectors with 15A Inline Fuses | Voltacon","description":"\u003cp\u003eThis pair of MC4-compatible solar panel connectors comes with 15A fuses built into each connector, giving PV strings overcurrent protection without needing a separate combiner box. One male and one female connector are included, each accepting 2.5mm² to 6mm² solar cable and fitted with a replaceable fuse cartridge.\u003c\/p\u003e\u003ch2\u003eKey features of these mc4 solar panel connectors\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSet contents\u003c\/strong\u003e, 1 male and 1 female MC4-compatible connector\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuse rating\u003c\/strong\u003e, 15A fast-acting fuse integrated into each connector\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLine protection\u003c\/strong\u003e, covers both positive and negative PV lines\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuse cartridge\u003c\/strong\u003e, replaceable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable compatibility\u003c\/strong\u003e, 2.5mm² to 6mm² solar PV cable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuild\u003c\/strong\u003e, waterproof construction for outdoor use\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cp\u003eUsed where PV string overcurrent protection is needed but a combiner box is not part of the system, including small off-grid and grid-tied solar installations.\u003c\/p\u003e\u003ch3\u003eInstallation notes\u003c\/h3\u003e\u003cp\u003eDC solar circuits carry dangerous voltages. Wiring must comply with IET Wiring Regulations, and the fuse rating should match the short-circuit current of the string being protected.\u003c\/p\u003e","brand":"Voltacon","offers":[{"title":"Default Title","offer_id":52060522643744,"sku":"11010039","price":24.81,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1010\/8148\/1504\/files\/ledandsolar-11010039-1.webp?v=1785492111"},{"product_id":"pv-string-fuse-gpv-1000v","title":"Solar PV String Fuse gPV 1000V 10x38mm 2A to 20A | Voltacon","description":"\u003cp\u003eA range of gPV cylindrical DC fuses in the 10x38mm format, rated to 1000VDC for solar PV string protection. They are built to interrupt low overcurrents caused by reverse currents and multi-array faults in photovoltaic systems. Ratings run from 2A to 20A, sold as a single fuse per unit.\u003c\/p\u003e\u003ch2\u003eKey features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated voltage\u003c\/strong\u003e, 1000VDC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize\u003c\/strong\u003e, 10x38mm cylindrical\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable ratings\u003c\/strong\u003e, 2A, 4A, 6A, 8A, 10A, 12A, 15A, 20A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurve type\u003c\/strong\u003e, gPV for solar PV string protection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction\u003c\/strong\u003e, interrupts reverse currents and multi-array faults\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePack size\u003c\/strong\u003e, sold per single fuse\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cp\u003eUsed for solar PV string overcurrent protection inside combiner boxes, and as a like-for-like replacement fuse in residential and commercial PV arrays.\u003c\/p\u003e\u003ch3\u003eInstallation notes\u003c\/h3\u003e\u003cp\u003eChoose the fuse rating based on 1.5 times the short-circuit current of the connected PV string. Replace DC solar fuses only with the correct rating and type for the circuit. Never fit an AC fuse into a DC PV circuit.\u003c\/p\u003e","brand":"Voltacon","offers":[{"title":"2A","offer_id":52060523397408,"sku":"31F2GL","price":1.47,"currency_code":"GBP","in_stock":false},{"title":"4A","offer_id":52060523430176,"sku":"11010022","price":1.47,"currency_code":"GBP","in_stock":false},{"title":"6A","offer_id":52060523462944,"sku":"100145563","price":1.47,"currency_code":"GBP","in_stock":false},{"title":"8A","offer_id":52060523495712,"sku":"30F8PV","price":1.47,"currency_code":"GBP","in_stock":false},{"title":"10A","offer_id":52060523528480,"sku":"66920010","price":1.47,"currency_code":"GBP","in_stock":true},{"title":"12A","offer_id":52060523561248,"sku":"738655","price":1.04,"currency_code":"GBP","in_stock":true},{"title":"15A","offer_id":52060523594016,"sku":"738656","price":1.04,"currency_code":"GBP","in_stock":true},{"title":"20A","offer_id":52060523626784,"sku":"738694","price":1.04,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1010\/8148\/1504\/files\/ledandsolar-738655-1.webp?v=1785492211"},{"product_id":"nh-fuses-dc-battery-protection","title":"Mersen NH Fuses 80A to 250A DC Battery Protection","description":"\u003cp\u003eMersen NH fuses give high current protection for deep-cycle solar batteries and inverters in off-grid and hybrid photovoltaic systems. Available in 80A, 100A, 160A, 200A and 250A ratings, they use a gR-curve ultrarapid characteristic that guards against overload conditions and offers a safe way to isolate a battery bank for maintenance or repair.\u003c\/p\u003e\u003ch2\u003eKey features of this dc surge protection device\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRatings\u003c\/strong\u003e, 80A, 100A, 160A, 200A, 250A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFormat\u003c\/strong\u003e, NH knife-blade fuse\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurve\u003c\/strong\u003e, gR ultrarapid, for overload and battery protection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery compatibility\u003c\/strong\u003e, deep-cycle lead-acid and lithium banks\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInverter protection\u003c\/strong\u003e, guards against battery overcurrent faults\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJunction box use\u003c\/strong\u003e, suited to high current DC array junction boxes\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBattery overcurrent protection in off-grid solar systems\u003c\/li\u003e\n\u003cli\u003eInverter DC input protection in hybrid battery storage systems\u003c\/li\u003e\n\u003cli\u003eLevel 2 array junction box protection in large solar PV installations\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eInstallation notes\u003c\/h3\u003e\u003cp\u003eThese fuses must be fitted into a correctly rated NH fuse holder or switch disconnector. DC battery circuits carry dangerous voltages and high fault currents, so installation should only be carried out by a qualified electrician.\u003c\/p\u003e","brand":"Mersen","offers":[{"title":"80A","offer_id":52060523987232,"sku":"Q200804","price":5.5,"currency_code":"GBP","in_stock":true},{"title":"100A","offer_id":52060524020000,"sku":"F201347","price":5.5,"currency_code":"GBP","in_stock":true},{"title":"160A","offer_id":52060524052768,"sku":"P211084","price":5.5,"currency_code":"GBP","in_stock":true},{"title":"200A","offer_id":52060524085536,"sku":"P218766","price":14.32,"currency_code":"GBP","in_stock":true},{"title":"250A","offer_id":52060524118304,"sku":"E219815","price":14.32,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1010\/8148\/1504\/files\/ledandsolar-q200804-1.webp?v=1785492229"},{"product_id":"mersen-160a-dc-fuse-disconnector-set","title":"Mersen NH00 160A Battery Fuses \u0026 DC Disconnector Set","description":"\u003cp\u003eThis Mersen NH00 fuse and disconnector set gives battery banks and inverters in off-grid solar systems overcurrent protection and isolation. Two NH00 160A fuses sit on the positive and negative battery poles, with a 160A DC disconnector for safe isolation during maintenance. Suitable for off-grid solar inverters up to approximately 8kW.\u003c\/p\u003e\u003ch2\u003eKey features of the Mersen dc fuses and disconnector\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuses\u003c\/strong\u003e, 2x Mersen NH00 DC fuses rated at 160A, one per battery pole\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisconnector\u003c\/strong\u003e, 1x 160A DC disconnector for battery isolation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnclosure\u003c\/strong\u003e, fuse enclosure included\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery compatibility\u003c\/strong\u003e, suitable for lithium-ion and lead-acid deep cycle batteries\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem size\u003c\/strong\u003e, for off-grid solar inverters up to approximately 8kW\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cp\u003eFitted into battery circuits to protect against high continuous DC currents, and used alongside hybrid inverters where the battery bank needs to be isolated for servicing or fault clearance.\u003c\/p\u003e\u003ch3\u003eInstallation and safety notes\u003c\/h3\u003e\u003cp\u003eMust be installed by a qualified electrician. DC battery circuits carry dangerous voltages and high fault currents, so fuse selection must match the cable rating and battery discharge current. Installation should comply with IET Wiring Regulations.\u003c\/p\u003e\u003ch2\u003eWhat's in the box\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e1x Fuse enclosure\u003c\/li\u003e\n\u003cli\u003e2x Mersen NH00 160A DC fuses\u003c\/li\u003e\n\u003cli\u003e1x 160A DC disconnector\u003c\/li\u003e\n\u003cli\u003e1x Installation instructions\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Mersen","offers":[{"title":"2x NH 80Amp Fuses","offer_id":52060526739744,"sku":"P1023007+Q200804","price":76.01,"currency_code":"GBP","in_stock":true},{"title":"2x NH 100Amp Fuses","offer_id":52060526772512,"sku":"P1023007+F201347","price":76.01,"currency_code":"GBP","in_stock":true},{"title":"2x NH 160Amp Fuses","offer_id":52060526805280,"sku":"P1023007+P211084","price":76.01,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1010\/8148\/1504\/files\/ledandsolar-p1023007-q200804-1.webp?v=1785492629"},{"product_id":"type-2-ac-surge-protector-40ka","title":"AC Surge Protector Type 2 3-Phase 4-Pole 40kA | Citel DS440-230\/G","description":"\u003cp\u003eThe Citel DS440-230\/G is a Type 2 AC surge protection device built for three phase and neutral networks at the main switchboard. It uses varistor-based protection with thermal disconnection and a failure indicator, housed in a compact DIN rail unit.\u003c\/p\u003e\u003ch2\u003eKey features of this ac surge protector\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection class\u003c\/strong\u003e, Type 2 SPD for three phase 4-pole 230\/400V AC networks\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImax\u003c\/strong\u003e, 40kA per pole\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection element\u003c\/strong\u003e, high energy varistor with thermal disconnection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStatus check\u003c\/strong\u003e, failure indicator for visual inspection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting\u003c\/strong\u003e, compact DIN rail design\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandards\u003c\/strong\u003e, EN 61643-11, CEI 61643-11, UL1449 ed. 4\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cp\u003eFitted at the main switchboard on three phase solar and commercial installations to protect inverters and distribution equipment from lightning strikes and voltage surges.\u003c\/p\u003e\u003ch3\u003eInstallation notes\u003c\/h3\u003e\u003cp\u003eInstall in parallel at the main switchboard. Must be fitted by a qualified electrician in accordance with IET Wiring Regulations.\u003c\/p\u003e\u003ch2\u003eOrigin\u003c\/h2\u003e\u003cp\u003eMade in the EU.\u003c\/p\u003e","brand":"GAVE Electro","offers":[{"title":"Default Title","offer_id":52060526936352,"sku":"11010033","price":125.69,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1010\/8148\/1504\/files\/ledandsolar-11010033-1.webp?v=1785492643"},{"product_id":"pv-surge-protection-1000v-class-ii","title":"PV Surge Protection Device Class II 1000V 2-Pole | GAVE Electro","description":"\u003cp\u003eThis GAVE Electro surge protection device gives 2-pole overvoltage protection for solar PV strings rated up to 1000VDC. Fitted in parallel with the DC cables of the solar string, it protects panels and inverters from indirect lightning strikes and conducted overvoltages. It mounts on a DIN rail for straightforward fitting inside a combiner box.\u003c\/p\u003e\u003ch2\u003eKey features of this dc surge protection device\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType\u003c\/strong\u003e, Class II \/ Type 2 SPD for DC PV applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum voltage\u003c\/strong\u003e, 1000VDC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePoles\u003c\/strong\u003e, 2-pole, for positive and negative PV conductors\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation method\u003c\/strong\u003e, parallel connection with DC string cables\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection element\u003c\/strong\u003e, high energy varistor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting\u003c\/strong\u003e, DIN rail, for combiner box installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cp\u003eUse this pv protection box to guard solar PV strings against lightning and conducted surges. It suits DC combiner boxes in residential and commercial PV systems where string cables need overvoltage protection ahead of the inverter.\u003c\/p\u003e\u003ch3\u003eInstallation notes\u003c\/h3\u003e\u003cp\u003eConnect the device in parallel with the DC positive and negative conductors of the PV string. Installation must be carried out by a qualified electrician and comply with IET Wiring Regulations.\u003c\/p\u003e","brand":"GAVE Electro","offers":[{"title":"Default Title","offer_id":52060530049312,"sku":"001829","price":87.1,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1010\/8148\/1504\/files\/ledandsolar-001829-1.webp?v=1785493007"},{"product_id":"nh-fuse-switch-disconnector-630a","title":"NH Fuse Switch Disconnector Up to 630A | Mersen","description":"\u003cp\u003eThe Mersen NH fuse switch disconnector combines overcurrent protection with on-load isolation for low voltage electrical systems. It's available in four sizes, 00 through 3, covering currents up to 630A, giving installers a single range to specify across most switchboard and distribution jobs.\u003c\/p\u003e\u003ch2\u003eKey features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize range\u003c\/strong\u003e, 00, 1, 2 and 3, covering currents up to 630A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePole configurations\u003c\/strong\u003e, sizes 00 and 1 available as single, double, triple and quadruple pole\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCombined function\u003c\/strong\u003e, fuse protection and on-load circuit disconnection in one unit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModular construction\u003c\/strong\u003e, uniform range across all sizes\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cp\u003eThese disconnectors are used for low voltage switchboard and distribution fuse protection, and for main and sub-circuit protection in commercial and industrial installations. They also suit battery and DC bus protection in large off-grid and hybrid solar systems, where a fused isolation point is needed on the DC side.\u003c\/p\u003e\u003ch3\u003eInstallation notes\u003c\/h3\u003e\u003cp\u003eInstallation must be carried out by a qualified electrician. Choose the correct size and pole configuration for the application, and make sure the fuse rating matches the connected cable and load.\u003c\/p\u003e","brand":"Mersen","offers":[{"title":"250A NH Fuse Switch Disconnector","offer_id":52060530508064,"sku":"S229878","price":159.86,"currency_code":"GBP","in_stock":true},{"title":"400A NH Fuse Switch Disconnector","offer_id":52060530540832,"sku":"W1002129","price":198.45,"currency_code":"GBP","in_stock":true},{"title":"630A NH Fuse Switch Disconnector","offer_id":52060530573600,"sku":"C1002135","price":297.68,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1010\/8148\/1504\/files\/ledandsolar-s229878-1.webp?v=1785493087"},{"product_id":"mersen-400a-nh-fuse-switch-disconnector","title":"Mersen MULTIBLOC 400A NH Fuse Switch Disconnector | W1002129","description":"\u003cp\u003eThe Mersen MULTIBLOC series 2.ST8 is a 400A NH fuse switch disconnector built for bottom-fit and panel mounting. It handles battery protection and high current DC disconnection in solar energy storage systems and industrial distribution panels, and is available in triple pole and quadruple pole configurations. It complies with IEC\/EN 60947-3, with NH fuse-links to IEC\/EN 60269-2 and VDE 0636-2.\u003c\/p\u003e\u003ch2\u003eKey features of this dc battery switch\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRating\u003c\/strong\u003e, 400A NH fuse switch disconnector, size 2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePole configuration\u003c\/strong\u003e, triple pole and quadruple pole options\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTouch protection\u003c\/strong\u003e, IP20, maintained even in fuse test mode\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eParking position\u003c\/strong\u003e, switch operating cover can be parked with fuse-links inserted\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMonitoring\u003c\/strong\u003e, optional electronic or electromechanical fuse monitoring\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTermination\u003c\/strong\u003e, modular cover system with screw, bolt, clamp strap or extendable V-terminal options\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eStandards\u003c\/h2\u003e\u003cp\u003eIEC\/EN 60947-3. NH fuse-links to IEC\/EN 60269-2 and VDE 0636-2. On-load connection and disconnection is rated safe per IEC 60947-3.\u003c\/p\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cp\u003eUsed for battery bank disconnection and fuse protection, industrial panel boards, feeder pillars, meter distribution cabinets, measuring transformer cabinets and telecommunications transmitting station power distribution. It mounts on a 100mm busbar system with an adapter, and an optional indicating switch shows switch door position.\u003c\/p\u003e\u003ch3\u003eInstallation notes\u003c\/h3\u003e\u003cp\u003eFit by a qualified electrician only. Choose the triple or quadruple pole version to suit the system, and select NH fuse-links rated correctly for the connected load. Install to IEC\/EN 60947-3 and local wiring regulations.\u003c\/p\u003e","brand":"Mersen","offers":[{"title":"No fuses \/ No","offer_id":52060762865952,"sku":"W1002129-2","price":198.45,"currency_code":"GBP","in_stock":true},{"title":"No fuses \/ Yes","offer_id":52060762898720,"sku":"N1002168+N1002168","price":229.95,"currency_code":"GBP","in_stock":true},{"title":"Add 2x NH 400Amp Fuses \/ No","offer_id":52060762931488,"sku":"W1002129+N211083","price":208.37,"currency_code":"GBP","in_stock":true},{"title":"Add 2x NH 400Amp Fuses \/ Yes","offer_id":52060762964256,"sku":"W1002129+N1002168+N211083","price":242.55,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1010\/8148\/1504\/files\/ledandsolar-w1002129-n211083-1.webp?v=1785505339"},{"product_id":"mersen-250a-dc-disconnector-fuses","title":"Battery Fuses \u0026 DC Disconnector 250A | Mersen NH00 Protection","description":"\u003cp\u003eThis Mersen fuse and disconnector set gives overcurrent protection and isolation between the battery bank and inverter in off-grid and hybrid solar systems. The NH00 gL\/gG fuses handle high continuous DC currents and suit lithium and lead-acid batteries in systems from 8kW upwards. The 250A disconnector allows the battery bank to be isolated safely during maintenance or in an emergency.\u003c\/p\u003e\u003ch2\u003eKey features for high current dc switch protection\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuses\u003c\/strong\u003e, 2x Mersen NH00 gL\/gG DC fuses (200A or 250A, one for positive and one for negative battery pole)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisconnector\u003c\/strong\u003e, 1x 250A DC disconnector (isolator)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnclosure\u003c\/strong\u003e, fuse enclosure included\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery compatibility\u003c\/strong\u003e, suitable for lithium-ion and lead-acid battery banks\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication range\u003c\/strong\u003e, suitable for inverters rated 8kW, 10kW, 11kW and above\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct overview\u003c\/h2\u003e\u003cp\u003eThe cable between battery bank and inverter carries the highest continuous current in an off-grid or hybrid solar system. Correctly rated fuses on both positive and negative conductors protect the battery bank and cabling against short-circuit and overcurrent faults. The DC disconnector isolates the battery bank from the inverter without disconnecting individual battery terminals, which cuts the risk of arcing and shock during maintenance.\u003c\/p\u003e\u003cp\u003eNH00 is a standard industrial fuse cartridge format used widely across European solar and energy storage installations. The enclosure and disconnector are built to work together as a single protection and isolation assembly, suitable for wall mounting in a plant room or electrical cabinet.\u003c\/p\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBattery overcurrent protection in off-grid solar systems\u003c\/li\u003e\n\u003cli\u003eHybrid inverter battery isolation and protection\u003c\/li\u003e\n\u003cli\u003eHigh current DC protection for inverters rated 8kW and above\u003c\/li\u003e\n\u003cli\u003eLithium and lead-acid battery bank installations\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation and safety notes\u003c\/h2\u003e\u003cp\u003eThis assembly must be fitted by a qualified electrician. DC circuits in solar battery systems carry dangerous voltages and high fault currents, and fuse selection must match the cable rating and the maximum discharge current of the battery bank. Isolate all power sources before working on DC connections, and install to IET Wiring Regulations alongside the inverter and battery manufacturers' guidelines.\u003c\/p\u003e\u003ch2\u003eWhat's in the box\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e1x Fuse enclosure\u003c\/li\u003e\n\u003cli\u003e2x Mersen NH00 gL\/gG DC fuses (200A and 250A available, one for positive, one for negative)\u003c\/li\u003e\n\u003cli\u003e1x 250A DC disconnector\u003c\/li\u003e\n\u003cli\u003e1x Installation instructions\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Mersen","offers":[{"title":"Add 2x NH 200Amp Fuses","offer_id":52060766830880,"sku":"S229878+P218766","price":152.25,"currency_code":"GBP","in_stock":true},{"title":"Add 2x NH 250Amp Fuses","offer_id":52060766863648,"sku":"S229878+E219815","price":152.25,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1010\/8148\/1504\/files\/ledandsolar-s229878-p218766-1.webp?v=1785505558"}],"url":"https:\/\/www.ledandsolar.co.uk\/collections\/solar-surge-protection-fuses.oembed","provider":"LED \u0026 Solar","version":"1.0","type":"link"}