{"title":"Spare Parts","description":"\u003cp\u003eReplacement parts for off-grid and hybrid solar inverters, covering models manufactured since 2013. If the part you need is not listed, provide the inverter's serial number and the correct component can be sourced from the factory.\u003c\/p\u003e\u003cp\u003eThe range covers mains inverter boards, MPPT charger boards, cooling fan assemblies, LCD displays, parallel communication cards, heatsinks, power supply units, and filters and surge protection circuits.\u003c\/p\u003e\u003cp\u003eUseful for installers maintaining fleets of inverters as well as owners repairing a single unit, with parts matched to specific models such as Max-II, MPP, Voltronic, Axpert and Conversol ranges.\u003c\/p\u003e","products":[{"product_id":"conversol-inverter-cooling-fan","title":"Cooling Fan DC 12V for 7.2kW \u0026 8kW Max Conversol Inverter","description":"\u003cp\u003eReplacement DC cooling fan for the 7.2kW and 8kW Max Conversol off-grid solar inverters, part number DZ08038B12HH. It connects directly to the inverter main board using a 4-pin connector, so no modification is needed for fitting.\u003c\/p\u003e\u003ch2\u003eKey features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility\u003c\/strong\u003e, for 8kW Max and 7.2kW Conversol off-grid inverters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart number\u003c\/strong\u003e, DZ08038B12HH\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower\u003c\/strong\u003e, DC 12V, 0.9A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnector\u003c\/strong\u003e, 4-pin, wired for direct connection to the inverter main board\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring\u003c\/strong\u003e, three power and control wires\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitting\u003c\/strong\u003e, direct replacement, no modification required\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cp\u003eThis fan is an inverter spare part for owners of the 7.2kW or 8kW Max Conversol who need to replace a worn or failed cooling fan. Check the part number printed on your existing fan before ordering to confirm it matches DZ08038B12HH.\u003c\/p\u003e\u003ch3\u003eFitting notes\u003c\/h3\u003e\u003cp\u003ePower down and fully isolate the inverter before removing any internal components. If you are unsure how to proceed, have the fan replaced by a qualified electrician or an inverter service technician.\u003c\/p\u003e","brand":"Voltacon","offers":[{"title":"Default Title","offer_id":52053950267680,"sku":"DZ08038B12HH","price":26.46,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1010\/8148\/1504\/files\/ledandsolar-dz08038b12hh-1.webp?v=1785424273"},{"product_id":"off-grid-inverter-terminal-6mm","title":"Off-Grid Inverter Power Terminal 2-Pin\/3-Pin 6mm² Cable | Voltacon","description":"\u003cp\u003eThis replacement power terminal fits a range of off grid inverters, giving you a direct swap when the original connector wears out or fails. It is offered in three variants: a 2-pin PV terminal, a 3-pin terminal for 5kW inverters, and a 3-pin terminal for 8kW and 11kW inverters. Each accepts cable up to 6mm² for 230V AC live, neutral and earth connections.\u003c\/p\u003e\u003ch2\u003eKey features for off grid inverters\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal types\u003c\/strong\u003e, 2-pin PV terminal and 3-pin terminal, covering 5kW and 8kW\/11kW inverter models\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable capacity\u003c\/strong\u003e, accepts up to 6mm² power cable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring\u003c\/strong\u003e, suitable for 230V AC live, neutral and earth connections\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility\u003c\/strong\u003e, direct replacement for compatible Conversol, MPP Solar and Voltronic inverters\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eChoosing the right variant\u003c\/h2\u003e\u003cp\u003eThree versions cover different inverter capacities, so check your existing terminal or inverter model before ordering. Fitting the wrong variant means the connector won't match your inverter's terminal block.\u003c\/p\u003e\u003ch2\u003eInstallation and safety notes\u003c\/h2\u003e\u003cp\u003eIsolate the inverter fully from both DC and AC sources before removing or replacing any terminal. Confirm the variant matches your specific inverter model. This is a wiring task and should be carried out by a qualified electrician.\u003c\/p\u003e","brand":"Voltacon","offers":[{"title":"2P PV Terminal","offer_id":52053951447328,"sku":"27-030118-01G","price":3.78,"currency_code":"GBP","in_stock":true},{"title":"3P 5kW Inverters Terminal","offer_id":52053951480096,"sku":"27-030161-01G","price":4.31,"currency_code":"GBP","in_stock":true},{"title":"3P 8kW \/ 11kW Inverters Terminal","offer_id":52053951512864,"sku":"27-030405-00G","price":4.31,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1010\/8148\/1504\/files\/ledandsolar-27-030118-01g-1.webp?v=1785424425"},{"product_id":"cooling-fan-assembly-max-ii-inverter","title":"Cooling Fan Assembly for 8kW Max-II Inverter | Voltacon","description":"\u003cp\u003eReplacement three-fan cooling assembly for 8kW Max-II off-grid solar inverters, fitting MPP Solar, Voltronic and Voltacon variants. The kit is supplied complete with AC input\/output terminals and the data and power cables needed for all three fans, so the whole assembly can be swapped in one go.\u003c\/p\u003e\u003ch2\u003eKey features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFan count\u003c\/strong\u003e, three-fan cooling assembly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility\u003c\/strong\u003e, fits 8kW Max-II inverters from MPP Solar, Voltronic and Voltacon\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminals included\u003c\/strong\u003e, AC input and output terminals supplied\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCabling included\u003c\/strong\u003e, data and power cables for all three fans\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFormat\u003c\/strong\u003e, direct replacement assembly with all components supplied together\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cp\u003eUsed as a spare part when replacing worn or failed cooling fans inside an 8kW Max-II off-grid inverter. As it is a direct replacement set, it covers the full fan assembly rather than a single fan, which keeps airflow balanced across the unit after fitting.\u003c\/p\u003e\u003ch3\u003eInstallation notes\u003c\/h3\u003e\u003cp\u003ePower down the inverter fully and isolate it from both DC and AC sources before opening the case to fit this assembly. If you are not confident carrying out internal inverter work, have it done by a qualified electrician or an inverter service technician.\u003c\/p\u003e","brand":"Voltacon","offers":[{"title":"Default Title","offer_id":52053955739936,"sku":"coolingfan-assembly-8kwmaxii","price":87.1,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1010\/8148\/1504\/files\/ledandsolar-coolingfan-assembly-8kwmaxii-1.webp?v=1785424599"},{"product_id":"8kw-max-ii-main-board-48v","title":"Main Board Replacement for 8kW MAX-II 48V Inverter | Voltacon","description":"\u003cp\u003eBrand new main PCB for 8kW MAX-II 48V off-grid solar inverters, supplied as a direct fit replacement. It fits Voltronic, MPP Solar and Conversol variants of the 8kW MAX-II range and needs no firmware update once installed.\u003c\/p\u003e\u003ch2\u003eKey features for this 8kw inverter board\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBoard type\u003c\/strong\u003e, brand new main printed circuit board for 8kW MAX-II 48V inverters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility\u003c\/strong\u003e, Voltronic, MPP Solar and Conversol 8kW MAX-II variants\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitment\u003c\/strong\u003e, direct fit replacement, no firmware update required\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupply condition\u003c\/strong\u003e, fully assembled board ready for installation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart reference\u003c\/strong\u003e, CPCBA MAIN\/AXPERT MAX\/VOL 7.2KVA\/8.0KVA 230V W\/O COMM CE\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCompatibility\u003c\/h2\u003e\u003cp\u003eThis board is built for the 48V version of the 8kW MAX-II inverter only. Check your inverter's model plate and battery voltage before ordering, since the MAX-II range covers more than one voltage variant and the boards are not interchangeable across them.\u003c\/p\u003e\u003ch2\u003eInstallation notes\u003c\/h2\u003e\u003cp\u003eIsolate the inverter fully from both DC and AC sources before opening the case. Fitting a main board involves working inside a live electrical enclosure, so this replacement should be carried out by a qualified electrician or an inverter service technician rather than as a DIY task.\u003c\/p\u003e","brand":"Voltacon","offers":[{"title":"Default Title","offer_id":52053959934240,"sku":"31-550555-05G","price":472.5,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1010\/8148\/1504\/files\/ledandsolar-31-550555-05g-1.webp?v=1785424731"},{"product_id":"cooling-fan-8kw-max-ii-inverter","title":"Cooling Fan Assembly for Axpert 8kW MAX-II | Conversol MAX-II","description":"\u003cp\u003eReplacement cooling fan assembly for Axpert 8kW MAX-II and Conversol MAX-II inverters, along with other 8kW Voltronic-platform off-grid inverters. A failed fan causes the inverter to throttle output or shut down on over-temperature. Fitting a new one restores normal thermal management and full rated output.\u003c\/p\u003e\u003ch2\u003eKey features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement fan assembly for Axpert 8kW MAX-II and Conversol MAX-II inverters\u003c\/li\u003e\n\u003cli\u003eFits other 8kW Voltronic-based inverter models\u003c\/li\u003e\n\u003cli\u003eRestores correct thermal management and full rated output\u003c\/li\u003e\n\u003cli\u003eDirect fit, no modification required\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCompatibility\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eAxpert 8kW MAX-II\u003c\/li\u003e\n\u003cli\u003eConversol MAX-II 8kW\u003c\/li\u003e\n\u003cli\u003eOther 8kW Voltronic-platform off-grid inverters\u003c\/li\u003e\n\u003cli\u003eSend your inverter serial number to confirm compatibility before ordering\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhat's in the box\u003c\/h2\u003e\u003cul\u003e\u003cli\u003e1 x cooling fan assembly\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eInstallation notes\u003c\/h2\u003e\u003cp\u003eIsolate the inverter fully from all power sources before opening the case. Fitting the fan means accessing internal components, so this job should go to a qualified technician. Get in touch for technical support, or ask about our in-house repair service.\u003c\/p\u003e","brand":"Voltacon","offers":[{"title":"Default Title","offer_id":52060750709024,"sku":"YDH8038B12","price":19.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1010\/8148\/1504\/files\/ledandsolar-ydh8038b12-1.webp?v=1785502960"},{"product_id":"lcd-display-voltronic-axpert-inverter","title":"LCD Display Screen | Voltronic Axpert Off-Grid Inverter 5kW-11kW","description":"\u003cp\u003eThis genuine LCD display module replaces a faulty or unresponsive screen on first generation Voltronic Axpert and Voltacon off-grid solar inverters rated from 5kW to 11kW. Fitting a new screen restores the readout without affecting the inverter's ability to keep running, since a failed display does not stop the unit operating.\u003c\/p\u003e\u003ch2\u003eKey features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart number\u003c\/strong\u003e, 12-400375-00G\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer\u003c\/strong\u003e, Voltronic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility\u003c\/strong\u003e, first generation Voltronic Axpert and Voltacon off-grid inverters, 5kW to 11kW\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction\u003c\/strong\u003e, replaces a faulty or damaged LCD display module\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct overview\u003c\/h2\u003e\u003cp\u003eThe display on these Voltronic-based inverters shows battery voltage, PV input, load output and fault codes in real time. Once it fails, the unit keeps running but you lose the ability to read status or adjust settings from the front panel. Fitting this module brings that functionality back.\u003c\/p\u003e\u003cp\u003eThis part fits first generation models only. If you are not sure whether it matches your inverter's model or serial number, check with us before you order.\u003c\/p\u003e\u003ch2\u003eInstallation and safety notes\u003c\/h2\u003e\u003cp\u003eScreen replacement should only be carried out by a qualified engineer experienced with inverter servicing. Isolate the inverter fully from battery, solar PV and AC mains before opening the case. Internal components can hold dangerous voltages even after isolation, so this is not a job for anyone without the right technical knowledge and equipment.\u003c\/p\u003e","brand":"Voltacon","offers":[{"title":"Default Title","offer_id":52060751593760,"sku":"PCB1-B00329B-A0","price":26.46,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1010\/8148\/1504\/files\/ledandsolar-pcb1-b00329b-a0-1.webp?v=1785503294"},{"product_id":"main-board-pcb-11kw-inverter","title":"Main Board PCB for 11kW MAX-I MAX-II Ultra-MAX Inverters | Voltacon","description":"\u003cp\u003eThis is a genuine Voltronic replacement main board for 11kW \/ 11kVA MAX-II, MAX-I and Ultra-MAX off-grid inverters. It restores full performance on units affected by common board faults, and printed SOP instructions are included with every order.\u003c\/p\u003e\u003ch2\u003eKey features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine part\u003c\/strong\u003e, original Voltronic manufacturer PCB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFault coverage\u003c\/strong\u003e, resolves Error 09 (main board failure), Error 52, Error 07 and related faults\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCapacitor issues\u003c\/strong\u003e, addresses damaged electrolytic capacitors\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstructions\u003c\/strong\u003e, printed step-by-step SOP included with every order\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRepair option\u003c\/strong\u003e, in-house repair service available from Voltacon technicians\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCompatibility\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e11kW \/ 11kVA MAX-II off-grid inverters\u003c\/li\u003e\n\u003cli\u003e11kW \/ 11kVA MAX-I off-grid inverters\u003c\/li\u003e\n\u003cli\u003e11kW \/ 11kVA Ultra-MAX off-grid inverters\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSend your inverter serial number before ordering so compatibility can be confirmed. Brand names are referenced for compatibility only; Voltronic is the original equipment manufacturer used across several inverter brands.\u003c\/p\u003e\u003ch2\u003eOther spare parts stocked\u003c\/h2\u003e\u003cp\u003eVoltacon and Solaren hold stock of further Voltronic spares, including cooling fans, thermal components, LCD displays, round screens, control PCBs, MPPT charger boards, power terminals, metallic covers, bezels and Wi-Fi modules. Anything not in stock can typically be sourced within 2 to 3 weeks.\u003c\/p\u003e\u003ch2\u003eFitting notes\u003c\/h2\u003e\u003cp\u003eThe inverter must be fully isolated from all power sources before opening the casing. This involves access to live internal components and should be carried out by a qualified technician. Contact Voltacon to arrange the optional in-house repair service if you would rather not fit it yourself.\u003c\/p\u003e\u003ch2\u003eHow to order\u003c\/h2\u003e\u003col\u003e\n\u003cli\u003eSend your inverter serial number for a compatibility check before purchasing.\u003c\/li\u003e\n\u003cli\u003eAdd the board to your basket and complete checkout.\u003c\/li\u003e\n\u003cli\u003eFit using the supplied SOP instructions, or book the repair service.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Voltacon","offers":[{"title":"Default Title","offer_id":52060756246816,"sku":"11KW-PCB-INV","price":462.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1010\/8148\/1504\/files\/ledandsolar-11kw-pcb-inv-1.webp?v=1785504054"},{"product_id":"remote-lcd-panel-solar-inverters","title":"LCD Remote Display Panel for Conversol Axpert King MPP Inverters","description":"\u003cp\u003eThis remote LCD display panel is a direct replacement accessory for compatible Voltacon, Conversol, Axpert King and MPP Solar off-grid inverters in the 3kW and 5kW range. It connects via a standard RJ45 cable and lets the inverter screen be mounted somewhere more convenient than the unit itself.\u003c\/p\u003e\u003ch2\u003eSolar inverter remote display features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRemote LCD display for compatible Voltacon, Conversol, Axpert King and MPP Solar off-grid inverters\u003c\/li\u003e\n\u003cli\u003eConnects via RJ45 Ethernet cable (not included)\u003c\/li\u003e\n\u003cli\u003eBluetooth connectivity only, no Wi-Fi support\u003c\/li\u003e\n\u003cli\u003eCompatible models: MKS, 5kW, 3kW, King Axpert, Conversol, MPP Solar\u003c\/li\u003e\n\u003cli\u003eDirect plug-in replacement for the original inverter display panel\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct overview\u003c\/h2\u003e\u003cp\u003eFitting this panel means the LCD screen can sit apart from the inverter, which helps when the unit is tucked into a plant room, utility cupboard or cabinet that is awkward to reach day to day. It mirrors the built-in screen and lets you adjust settings from wherever it is mounted.\u003c\/p\u003e\u003cp\u003eCommunication runs over Bluetooth only; there is no Wi-Fi capability. Check that your inverter model includes the RJ45 remote display port before ordering, as not every inverter in the compatible range has it fitted as standard.\u003c\/p\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRemote monitoring and control of off-grid inverter systems\u003c\/li\u003e\n\u003cli\u003eReplacing a damaged or faulty display panel\u003c\/li\u003e\n\u003cli\u003eInstallations where the inverter itself is hard to see or access\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eInstallation and safety notes\u003c\/h3\u003e\u003cp\u003eThe display connects to a low-voltage communication port on the inverter through the RJ45 cable, but the inverter must be fully isolated from all power sources before any work begins. If you are swapping out a faulty display on an existing system, power the inverter down first before disconnecting or reconnecting the cable. Get in touch if you are not sure whether this panel suits your specific inverter model.\u003c\/p\u003e","brand":"Voltacon","offers":[{"title":"Default Title","offer_id":52060756279584,"sku":"31-011937-12G","price":69.3,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1010\/8148\/1504\/files\/ledandsolar-31-011937-12g-1.webp?v=1785504061"},{"product_id":"lcd-communication-board-inverter","title":"LCD Communication Board for Axpert\/Effect Inverters | Voltacon","description":"\u003cp\u003eThis replacement board links the DSP board to the LCD screen on Axpert, Effect and Voltacon solar off grid inverters. It restores the communication path between the display and the inverter's control electronics when the original board fails or stops reading correctly.\u003c\/p\u003e\u003ch2\u003eKey features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction\u003c\/strong\u003e, establishes communication between the DSP board and the LCD screen.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility\u003c\/strong\u003e, fits Axpert, Effect and Voltacon off grid inverters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType\u003c\/strong\u003e, direct replacement spare part.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cp\u003eUseful for installers and owners maintaining an off grid inverter where the display has stopped responding or shows no readout, despite the inverter itself powering on. Swapping this board restores the link between the screen and the inverter's processor without needing to replace the whole unit.\u003c\/p\u003e\u003ch2\u003eWhat's in the box\u003c\/h2\u003e\u003cul\u003e\u003cli\u003e1 x replacement communication board\u003c\/li\u003e\u003c\/ul\u003e","brand":"Voltacon","offers":[{"title":"Default Title","offer_id":52060756345120,"sku":"31-550574-05G-2","price":24.15,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1010\/8148\/1504\/files\/ledandsolar-31-550574-05g-1.webp?v=1785504082"},{"product_id":"mppt-replacement-pcb-5kw-inverter","title":"MPPT Replacement Board 120-450VDC for 5kW Off-Grid Inverter | Voltacon","description":"\u003cp\u003eThis is a genuine Voltronic MPPT replacement PCB for Axpert King-II, Voltacon and MPP Solar 5kW off-grid inverters. It replaces a failed MPPT board directly, taking over the solar battery charger circuit inside the unit. The MPPT input range is 120V to 450V DC and the part number is 31-550815-02G.\u003c\/p\u003e\u003ch2\u003eKey features for this off-grid 5kW inverter spare part\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine part\u003c\/strong\u003e, Voltronic MPPT replacement PCB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMPPT input range\u003c\/strong\u003e, 120V to 450V DC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart number\u003c\/strong\u003e, 31-550815-02G\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction\u003c\/strong\u003e, repairs MPPT charging failure without replacing the whole inverter\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCompatibility\u003c\/h2\u003e\u003cp\u003eThis board is compatible only with the following 5kW off-grid inverter models:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eAxpert King-II 5kW off-grid inverters\u003c\/li\u003e\n\u003cli\u003eVoltacon 5kW off-grid inverters\u003c\/li\u003e\n\u003cli\u003eMPP Solar 5kW off-grid inverters\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSend your inverter serial number to confirm compatibility before ordering.\u003c\/p\u003e\u003ch2\u003eWhat's in the box\u003c\/h2\u003e\u003cul\u003e\u003cli\u003e1 x Voltronic MPPT replacement PCB (31-550815-02G)\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eInstallation notes\u003c\/h2\u003e\u003cp\u003eFully isolate the inverter from all power sources before opening the case. Fitting this board means working near live internal components, so it should be done by a qualified technician. Contact us for technical support or to arrange our in-house repair service.\u003c\/p\u003e","brand":"Voltacon","offers":[{"title":"Default Title","offer_id":52060757131552,"sku":"31-550815-02G","price":115.5,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1010\/8148\/1504\/files\/ledandsolar-31-550815-02g-1.webp?v=1785504239"},{"product_id":"infinisolar-5-5kw-main-board-spare-part","title":"Main Board Spare Part for Infinisolar E 5.5kW Hybrid Inverter | Voltacon","description":"\u003cp\u003eGenuine Voltronic main inverter board for the Infinisolar E 5500W hybrid inverter, a single phase 230V unit. The part number is 31-010643-00G. This is the correct replacement if your inverter has identified this board as the fault source.\u003c\/p\u003e\u003ch2\u003eKey features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart number\u003c\/strong\u003e, 31-010643-00G\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBoard type\u003c\/strong\u003e, genuine Voltronic main board for Infinisolar E 5500W\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrical spec\u003c\/strong\u003e, single phase 230V PCB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlatform compatibility\u003c\/strong\u003e, fits the Infinisolar, Iconica, Voltacon and MPP Solar rebrands built on the same platform\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe Infinisolar E 5500W is a hybrid inverter platform shared across several brand names, so the same board serves multiple rebadged units. Before ordering, send us your inverter's serial number so we can confirm this board matches your unit exactly. Fitting the wrong board revision can leave the inverter non-functional.\u003c\/p\u003e\u003ch2\u003eInstallation notes\u003c\/h2\u003e\u003cp\u003eThe inverter must be fully isolated from all power sources before the case is opened. Board replacement involves handling live electrical components and should be carried out by a qualified technician only. If you would rather not fit it yourself, we also offer an in-house repair service where you send us the unit or the faulty board directly.\u003c\/p\u003e\u003ch2\u003eWhat's in the box\u003c\/h2\u003e\u003cul\u003e\u003cli\u003e1 x Voltronic main board (31-010643-00G)\u003c\/li\u003e\u003c\/ul\u003e","brand":"Voltacon","offers":[{"title":"Default Title","offer_id":52060758966560,"sku":"31-010643-00G","price":304.5,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1010\/8148\/1504\/files\/ledandsolar-31-010643-00g-1.webp?v=1785504286"},{"product_id":"dsp-control-board-vm-iv-inverter","title":"DSP Control Board for Axpert VM IV 3.6kW Solar Inverter","description":"\u003cp\u003eGenuine Voltronic DSP control board for the \u003cstrong\u003eAxpert VM IV\u003c\/strong\u003e and \u003cstrong\u003eVoltacon\u003c\/strong\u003e 3.6kW off-grid solar inverter. This replacement control card comes with the DSP processor pre-loaded with the latest Voltronic firmware, and fits the left slot of the main inverter board.\u003c\/p\u003e\u003ch2\u003eKey features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine part\u003c\/strong\u003e, Voltronic DSP control board\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFirmware\u003c\/strong\u003e, pre-loaded with the latest Voltronic firmware\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitment\u003c\/strong\u003e, fits the left slot of the main board in the Axpert VM IV 3.6kW\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility\u003c\/strong\u003e, also fits Voltacon 3.6kW off-grid inverters (same platform)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCompatibility\u003c\/h2\u003e\u003cp\u003eThis board suits the Axpert VM IV 3.6kW off-grid inverter and the Voltacon 3.6kW off-grid inverter, as they share the same platform. Send us your inverter's serial number before ordering to confirm the fit.\u003c\/p\u003e\u003ch2\u003eWhat's in the box\u003c\/h2\u003e\u003cul\u003e\u003cli\u003e1 x DSP control board with Voltronic firmware pre-loaded\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eInstallation notes\u003c\/h2\u003e\u003cp\u003eIsolate the inverter fully from all power sources before opening the casing. Fitting the board should be carried out by a qualified technician. We offer technical support and an in-house repair service if you need help with the replacement.\u003c\/p\u003e","brand":"Voltacon","offers":[{"title":"Default Title","offer_id":52060759392544,"sku":"31-550667-04G","price":103.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1010\/8148\/1504\/files\/ledandsolar-31-550667-04g-1.webp?v=1785504367"},{"product_id":"inverter-main-board-5kw-48v","title":"Replacement Main Inverter Board 5kW 48V | MKS-III Voltronic Inverter","description":"\u003cp\u003eGenuine Voltronic main inverter board for the MKS-III (3rd generation) 5kW 48V off-grid inverter. Built to original Voltronic specifications, this board is a direct replacement for the existing MKS-III 5kW 48V main PCB and comes with printed SOP installation instructions.\u003c\/p\u003e\u003ch2\u003eKey features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine part\u003c\/strong\u003e, Voltronic PCB built to original manufacturer specifications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect fit\u003c\/strong\u003e, replacement for the MKS-III 5kW 48V main board\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstructions included\u003c\/strong\u003e, printed SOP step-by-step guide in the box\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRepair option\u003c\/strong\u003e, in-house repair service available instead of a full board swap\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCompatibility\u003c\/h2\u003e\u003cp\u003eFits the MKS-III 5kW 48V off-grid inverter (3rd generation). Voltacon stocks Voltronic-based spare parts for Voltacon, Iconica, MPP-Solar and Affecta inverter models. Send your inverter's serial number before ordering so compatibility can be confirmed.\u003c\/p\u003e\u003ch2\u003eWhat's in the box\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e1 x genuine Voltronic main inverter board for MKS-III 5kW\u003c\/li\u003e\n\u003cli\u003ePrinted SOP installation instructions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation notes\u003c\/h2\u003e\u003cp\u003eFitting this board means working inside a live inverter. Isolate the unit fully from every power source before opening the case. Installation should be carried out by a qualified technician, and if you're unsure, the optional in-house repair service is worth considering. Contact Voltacon with your serial number before ordering to check the board matches your unit.\u003c\/p\u003e","brand":"Voltacon","offers":[{"title":"Default Title","offer_id":52060760146208,"sku":"31-550574-05G","price":231.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1010\/8148\/1504\/files\/ledandsolar-31-550574-05g-1_26125565-c6f5-45c1-845d-f6d83edf214c.webp?v=1785504562"},{"product_id":"mks-ii-5000w-inverter-pcb","title":"Main Inverter Board PCB for MKS-II 5000W Axpert Solar Inverter","description":"\u003cp\u003eThis is a genuine Voltronic main printed circuit board for the MKS-II (2nd generation) 5000W off-grid inverter. It carries the core inverter functions in one board: the single-phase inverter bridge, AC-to-DC charger, power supply unit, relays, protection circuits and DC-DC supply. It fits Voltronic-based 5kW MKS-II inverters sold under the Axpert, Voltacon and MPP Solar brand names.\u003c\/p\u003e\u003ch2\u003eKey features of this solar inverter spare part\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBoard type\u003c\/strong\u003e, genuine Voltronic main PCB for MKS-II 5000W off-grid inverters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunctions on board\u003c\/strong\u003e, inverter bridge, AC-to-DC charger, power supply unit, relays, protection circuits and DC-DC supply\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility\u003c\/strong\u003e, Axpert, Voltacon and MPP Solar MKS-II 5000W models\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRepair option\u003c\/strong\u003e, restores full functionality without buying a complete replacement inverter\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cp\u003eFitted inside MKS-II 5000W off-grid inverters as a spare part when the main board has failed. Replacement work involves opening the inverter casing, so it belongs with a qualified technician rather than a general DIY job.\u003c\/p\u003e\u003ch3\u003eBefore you order\u003c\/h3\u003e\u003cp\u003eSend your inverter serial number first, so compatibility can be checked. An in-house repair service is also available if you would rather not fit the board yourself.\u003c\/p\u003e\u003ch2\u003eWhat's in the box\u003c\/h2\u003e\u003cul\u003e\u003cli\u003e1 x Voltronic main inverter board for MKS-II 5000W\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eInstallation notes\u003c\/h2\u003e\u003cp\u003eIsolate the inverter fully from all power sources before opening it. Fitting should be done by a qualified technician. Product photos are for reference; the genuine part is what gets supplied.\u003c\/p\u003e","brand":"Voltacon","offers":[{"title":"Default Title","offer_id":52060766961952,"sku":"31-550264-04G","price":208.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1010\/8148\/1504\/files\/ledandsolar-31-550264-04g-1.webp?v=1785505602"},{"product_id":"lcd-wifi-remote-panel-axpert-inverters","title":"LCD Remote Display Panel with WiFi | Conversol Axpert MAX Inverters","description":"\u003cp\u003eThis remote LCD display panel gives Wi-Fi connectivity to compatible Voltacon, Conversol and Axpert MAX range off-grid inverters. It is a direct plug-in replacement for the original inverter display panel and connects via a standard RJ45 cable, letting you position the screen away from the inverter itself.\u003c\/p\u003e\u003ch2\u003eKey features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnectivity\u003c\/strong\u003e, integrated Wi-Fi on this remote LCD display panel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility\u003c\/strong\u003e, works with Axpert MAX-I 8kW, MAX-I 11kW and V7 5kW inverters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection\u003c\/strong\u003e, RJ45 Ethernet cable (not included)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtocols\u003c\/strong\u003e, Wi-Fi and Bluetooth, check your inverter model for which is supported\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitment\u003c\/strong\u003e, direct plug-in replacement for the original inverter display panel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction\u003c\/strong\u003e, shows all inverter parameters and allows settings to be adjusted remotely\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cp\u003eUseful where the inverter sits in a plant room, utility cupboard, or cabinet that is awkward to reach day to day. The remote panel lets you check status and adjust settings without opening up the enclosure or going near the unit directly.\u003c\/p\u003e\u003ch3\u003eWi-Fi versus Bluetooth\u003c\/h3\u003e\u003cp\u003eThis is the Wi-Fi capable version. If your inverter only supports Bluetooth, look for the Bluetooth-only remote display instead. Not every Axpert or Conversol model supports a remote display panel as standard, so confirm your model is on the compatibility list before ordering.\u003c\/p\u003e\u003ch2\u003eInstallation and safety notes\u003c\/h2\u003e\u003cp\u003eThe panel connects to a low-voltage communication port on the inverter using an RJ45 cable. Fully isolate the inverter from all power sources before carrying out any work on the unit. Get in touch if you're unsure whether it matches your inverter's serial number or firmware version.\u003c\/p\u003e","brand":"Voltacon","offers":[{"title":"Default Title","offer_id":52060767060256,"sku":"31-013345-04G","price":76.07,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1010\/8148\/1504\/files\/ledandsolar-31-013345-04g-1.webp?v=1785505644"},{"product_id":"touch-screen-board-axpert-vm-iv","title":"Touch Screen Communication Board for Axpert VM IV 3.6kW Inverter","description":"\u003cp\u003eReplacement touch screen communication board for the Axpert VM IV and Voltacon 4th-generation 3.6kW off-grid inverters. Fitted inside the LCD display assembly, this board handles the touch interface and Bluetooth communication. It is supplied as the board only; the screen assembly itself is not included.\u003c\/p\u003e\u003ch2\u003eKey features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitment\u003c\/strong\u003e, replacement touch screen communication board for the Axpert VM IV 3.6kW off-grid inverter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility\u003c\/strong\u003e, also fits Voltacon 4th-generation off-grid inverters with a round touch screen\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eScope of supply\u003c\/strong\u003e, board only, screen assembly not included\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart type\u003c\/strong\u003e, genuine replacement part\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCompatibility\u003c\/h2\u003e\u003cp\u003eDesigned for the Axpert VM IV 3.6kW off-grid inverter and Voltacon 4th-generation off-grid inverters fitted with a round touch screen. Send your inverter serial number before ordering so compatibility can be confirmed.\u003c\/p\u003e\u003ch2\u003eWhat's in the box\u003c\/h2\u003e\u003cul\u003e\u003cli\u003e1 x touch screen communication board\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eInstallation notes\u003c\/h2\u003e\u003cp\u003eIsolate the inverter fully from all power sources before opening the enclosure. This board should be fitted by a qualified technician. Get in touch for technical support or to arrange an in-house repair service.\u003c\/p\u003e","brand":"Voltacon","offers":[{"title":"Default Title","offer_id":52060768600352,"sku":"31-550668-06G","price":82.95,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1010\/8148\/1504\/files\/ledandsolar-31-550668-06g-1.webp?v=1785506054"},{"product_id":"bluetooth-lcd-remote-pcb-board","title":"Bluetooth LCD Remote Control PCB Board | Axpert Inverters","description":"\u003cp\u003eThis is a replacement Bluetooth communication PCB board that sits inside the LCD screen assembly of Axpert, Voltacon and Iconica off grid inverters fitted with Bluetooth-enabled displays. The screen itself is not included, only the control board.\u003c\/p\u003e\u003ch2\u003eInverter board compatibility\u003c\/h2\u003e\u003cp\u003eThis inverter board matches the following LCD display models fitted with Bluetooth:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e92-530273-01G: INV 1.5K 230 T USB CE PF1 VOLTACON CONVERSOL ECO 1500-VMIII, RD05-AXPERT VM III\u003c\/li\u003e\n\u003cli\u003e92-830798-00G: INV 3KW 230V R\/T RJ45 CE VOLTACON AXPERT KING 3KW, RD01-AXPERT KING 3\/5K\u003c\/li\u003e\n\u003cli\u003e92-830800-02G: INV 3K 230 T RS\/USB CE PF1 100A VOLTACON CONVERSOL 3G-3024-B, RD05-AXPERT VM III\u003c\/li\u003e\n\u003cli\u003e92-930887-03G: INV 5K 230V T RS\/USB CE PF1 100A VOLTACON CONVERSOL 5048, RD05-AXPERT VM III\u003c\/li\u003e\n\u003cli\u003e92-930912-00G: INV 5KW 230V R\/T RJ45 CE VOLTACON 3G-5048-BP-145, RD01-AXPERT KING 3\/5K\u003c\/li\u003e\n\u003cli\u003e92-931209-00G: INVERTER 5K 230V R\/T RS\/USB CE VOLTACON AXPERT KING 5K-48, RD01-AXPERT KING 3\/5K\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cp\u003eUsed by installers and service technicians replacing a faulty or damaged Bluetooth PCB inside the inverter's LCD display, without needing to replace the full screen assembly.\u003c\/p\u003e","brand":"Voltacon","offers":[{"title":"Default Title","offer_id":52061010755872,"sku":"71-501025-18G","price":51.45,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1010\/8148\/1504\/files\/ledandsolar-71-501025-18g-1.webp?v=1785508609"}],"url":"https:\/\/www.ledandsolar.co.uk\/collections\/solar-inverter-spare-parts.oembed","provider":"LED \u0026 Solar","version":"1.0","type":"link"}