Protection & Monitoring

131 products

DC and AC protection devices for solar photovoltaic systems, covering everything needed to protect an inverter, batteries and panels from fault conditions.PV combiner ... Read more ↓

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  • Battery Disconnect Isolator Switch 200A 12V-48V DC | Voltacon

    Voltacon

    Battery Disconnect Isolator Switch 200A 12V-48V DC | Voltacon

    €12,95inc VAT €10,79exc VAT

    In stock

  • PV String Fuse Holder 1000V DC DIN Rail | GAVE Electro

    GAVE Electro

    PV String Fuse Holder 1000V DC DIN Rail | GAVE Electro

    €5,95inc VAT €4,96exc VAT

    In stock

  • Three Phase CT Energy Meter 100A/5A | Chint DTSU666

    Chint

    Three Phase CT Energy Meter 100A/5A | Chint DTSU666

    €153,95inc VAT €128,29exc VAT

    Out of stock

  • PST-240 Single Phase 230V Surge Protector Class II 20kA | GAVE Electro

    GAVE Electro

    PST-240 Single Phase 230V Surge Protector Class II 20kA | GAVE Electro

    €72,95inc VAT €60,79exc VAT

    In stock

  • AC Isolator Switch 3-Pole 40A/63A IP65 | BENY BYAF-63

    Voltacon

    AC Isolator Switch 3-Pole 40A/63A IP65 | BENY BYAF-63

    €35,95inc VAT €29,96exc VAT

    In stock

  • Inline DC Circuit Breaker 20A to 150A | Manual Reset Switch

    Voltacon

    Inline DC Circuit Breaker 20A to 150A | Manual Reset Switch

    €5,95inc VAT €4,96exc VAT

    In stock

  • Eastron SDM630 Three Phase Energy Meter | Modbus Card & Server

    Eastron

    Eastron SDM630 Three Phase Energy Meter | Modbus Card & Server

    €174,95inc VAT €145,79exc VAT

    In stock

  • 32A 3-Pole Changeover Switch with Centre Off | Kraus & Naimer

    Kraus & Naimer

    32A 3-Pole Changeover Switch with Centre Off | Kraus & Naimer

    €106,95inc VAT €89,13exc VAT

    Out of stock

  • Solar DC Isolator Switch 32A 1200V IP66 | Volta-Switch

    Voltacon

    Solar DC Isolator Switch 32A 1200V IP66 | Volta-Switch

    €40,95inc VAT €34,13exc VAT

    In stock

  • Heavy Duty USB Hub 4-Port Switchable Dual Host | Waveshare

    Voltacon

    Heavy Duty USB Hub 4-Port Switchable Dual Host | Waveshare

    €26,95inc VAT €22,46exc VAT

    Out of stock

  • BMS RS485 Box for Pylontech Batteries | Voltronic InfiniSolar

    Voltacon

    BMS RS485 Box for Pylontech Batteries | Voltronic InfiniSolar

    €83,95inc VAT €69,96exc VAT

    In stock

  • MC4 Solar Panel Connectors with 20A Fuses | Male & Female Pair

    Voltacon

    MC4 Solar Panel Connectors with 20A Fuses | Male & Female Pair

    €24,95inc VAT €20,79exc VAT

    Out of stock

  • DC Switch Isolator 25A 1200V DIN Rail | GAVE Electro

    GAVE Electro

    DC Switch Isolator 25A 1200V DIN Rail | GAVE Electro

    €63,95inc VAT €53,29exc VAT

    In stock

  • Eastron SDM630-V2 Three Phase Modbus Energy Meter MID Approved

    Eastron

    Eastron SDM630-V2 Three Phase Modbus Energy Meter MID Approved

    €83,95inc VAT €69,96exc VAT

    In stock

  • 40A DC Isolator Switch 600VDC 3-Pole | Socomec Sirco MV PV

    Socomec

    40A DC Isolator Switch 600VDC 3-Pole | Socomec Sirco MV PV

    €49,95inc VAT €41,63exc VAT

    In stock

  • ABB OVR PV 1000V Type 2 Class II DC Surge Protection Device

    ABB

    ABB OVR PV 1000V Type 2 Class II DC Surge Protection Device

    €131,95inc VAT €109,96exc VAT

    Out of stock

  • Three Phase AC Switch Disconnector IP66/67 | Kraus & Naimer

    Kraus & Naimer

    Three Phase AC Switch Disconnector IP66/67 | Kraus & Naimer

    From€31,95inc VAT €26,63exc VAT

    In stock

  • Wi-Fi Monitoring Module | Conversol and Axpert King Inverters

    Voltacon

    Wi-Fi Monitoring Module | Conversol and Axpert King Inverters

    €60,95inc VAT €50,79exc VAT

    In stock

  • Webbox Modbus Remote Monitoring for Hybrid Inverters | Voltacon

    Voltacon

    Webbox Modbus Remote Monitoring for Hybrid Inverters | Voltacon

    €72,95inc VAT €60,79exc VAT

    Out of stock

  • Modbus RS485 RS232 Card for Off Grid Hybrid Inverters | Voltacon

    Voltacon

    Modbus RS485 RS232 Card for Off Grid Hybrid Inverters | Voltacon

    €76,95inc VAT €64,13exc VAT

    Out of stock

  • MC4 Solar Panel Connectors with 12A Fuses | Voltacon

    Voltacon

    MC4 Solar Panel Connectors with 12A Fuses | Voltacon

    €24,95inc VAT €20,79exc VAT

    In stock

  • USB to RS232 Programming Cable | UOTEK UT-8801

    Voltacon

    USB to RS232 Programming Cable | UOTEK UT-8801

    €35,95inc VAT €29,96exc VAT

    In stock

  • PV Surge Protection Device Class II 550VDC 2-Pole | GAVE Electro

    GAVE Electro

    PV Surge Protection Device Class II 550VDC 2-Pole | GAVE Electro

    €75,95inc VAT €63,29exc VAT

    In stock

  • Acrel DTSD1352-C Three Phase Energy Meter for Solis Inverters | 3CT

    Acrel

    Acrel DTSD1352-C Three Phase Energy Meter for Solis Inverters | 3CT

    €130,95inc VAT €109,13exc VAT

    In stock

About Protection & Monitoring

DC and AC protection devices for solar photovoltaic systems, covering everything needed to protect an inverter, batteries and panels from fault conditions.

PV combiner boxes bring together DC fuses, DC isolators and cable glands on a standard DIN rail, letting you protect multiple parallel strings in a solar array from one enclosure. String fuses and holders from GAVE Electro are rated at 1000V in 12A, 15A and 20A versions, with terminals accepting up to 10mm² flexible or 16mm² solid cable, and are built to interrupt the low-fault currents typical of PV arrays.

Kraus & Naimer DC isolators give you manual isolation between the PV array and inverter on grid-tied and off-grid systems, fitted close to the inverter and sized against the string's Voc and Isc figures. AC isolators from the same range provide manual isolation between inverter and grid or AC loads, fitted next to the consumer unit as required on every installation. Arc fault circuit interruption combiner boxes are also included for installations that need this extra layer of protection.