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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  • BMS RS485 Card for Voltronic InfiniSolar Hybrid Inverters | Voltacon

    Voltacon

    BMS RS485 Card for Voltronic InfiniSolar Hybrid Inverters | Voltacon

    £72.45inc VAT £60.38exc VAT

    In stock

  • Single Phase DIN Rail CT Meter 100A/5A Modbus | Eastron SDM120CTM

    Eastron

    Single Phase DIN Rail CT Meter 100A/5A Modbus | Eastron SDM120CTM

    £61.95inc VAT £51.63exc VAT

    Out of stock

  • PV-Guard-600 DC Surge Protection Device Type 2 600VDC 40kA

    Voltacon

    PV-Guard-600 DC Surge Protection Device Type 2 600VDC 40kA

    £26.15inc VAT £21.79exc VAT

    Out of stock

  • Sirco MC PV 40A 3-Pole DC Isolator Switch 1000VDC | Socomec

    Socomec

    Sirco MC PV 40A 3-Pole DC Isolator Switch 1000VDC | Socomec

    £73.45inc VAT £61.21exc VAT

    In stock

  • 63A Motorised Automatic Transfer Switch | GAVE Electro Y-Series

    GAVE Electro

    63A Motorised Automatic Transfer Switch | GAVE Electro Y-Series

    £429.98inc VAT £358.32exc VAT

    In stock

  • DC Surge Protection Device Type 2 1000V 40kA | Voltacon PV-Guard-1000

    Voltacon

    DC Surge Protection Device Type 2 1000V 40kA | Voltacon PV-Guard-1000

    £28.35inc VAT £23.63exc VAT

    In stock

  • AC Switch Disconnector Single Phase 230V IP66/67 | Kraus & Naimer

    Kraus & Naimer

    AC Switch Disconnector Single Phase 230V IP66/67 | Kraus & Naimer

    From£29.40inc VAT £24.50exc VAT

    In stock

  • Eastron SDM230-D Single Phase DIN Rail Energy Meter 100A

    Eastron

    Eastron SDM230-D Single Phase DIN Rail Energy Meter 100A

    £44.00inc VAT £36.67exc VAT

    In stock

  • AC Combiner Box 230Vac with Surge Protection | Voltacon

    Voltacon

    AC Combiner Box 230Vac with Surge Protection | Voltacon

    £103.95inc VAT £86.63exc VAT

    Available to order

  • Set of 4 Hall-effect Current Sensors 30A | Voltacon PV Monitoring

    Voltacon

    Set of 4 Hall-effect Current Sensors 30A | Voltacon PV Monitoring

    £83.79inc VAT £69.83exc VAT

    In stock

  • Solar PV Combiner Box 9-In 3-Out IP65 with Surge Protection | Voltacon

    Voltacon

    Solar PV Combiner Box 9-In 3-Out IP65 with Surge Protection | Voltacon

    £462.00inc VAT £385.00exc VAT

    In stock

  • BENY BHSZ-16/1 AFCI PV Combiner Box 16 String 600V-1000V

    Voltacon

    BENY BHSZ-16/1 AFCI PV Combiner Box 16 String 600V-1000V

    £848.93inc VAT £707.44exc VAT

    In stock

  • Solar PV Combiner Box 6-In 2-Out 1000VDC IP65 | Voltacon

    Voltacon

    Solar PV Combiner Box 6-In 2-Out 1000VDC IP65 | Voltacon

    £275.63inc VAT £229.69exc VAT

    In stock

  • Solar PV DC Combiner Box 5-In 1-Out 1000V IP65 | Voltacon

    Voltacon

    Solar PV DC Combiner Box 5-In 1-Out 1000V IP65 | Voltacon

    £313.95inc VAT £261.63exc VAT

    In stock

  • Solar PV DC Combiner Box 4-In 4-Out 1000V | Voltacon

    Voltacon

    Solar PV DC Combiner Box 4-In 4-Out 1000V | Voltacon

    £451.50inc VAT £376.25exc VAT

    In stock

  • PV DC Combiner Box 4-In 1-Out 1000V IP65 | Voltacon

    Voltacon

    PV DC Combiner Box 4-In 1-Out 1000V IP65 | Voltacon

    £261.45inc VAT £217.88exc VAT

    In stock

  • Solar PV Rapid Shutdown Switch 4 String 1500VDC | GAVE SFF140/4

    Voltacon

    Solar PV Rapid Shutdown Switch 4 String 1500VDC | GAVE SFF140/4

    £208.95inc VAT £174.13exc VAT

    In stock

  • Solar PV String Current Monitoring System | Voltacon HS-PV5-MU4

    Voltacon

    Solar PV String Current Monitoring System | Voltacon HS-PV5-MU4

    From£78.75inc VAT £65.63exc VAT

    In stock

  • PV DC Combiner Box 8-In 2-Out 1000V IP65 | Voltacon

    Voltacon

    PV DC Combiner Box 8-In 2-Out 1000V IP65 | Voltacon

    £409.50inc VAT £341.25exc VAT

    In stock

  • PV DC Combiner Box 4-In 2-Out 1000V IP65 | Voltacon

    Voltacon

    PV DC Combiner Box 4-In 2-Out 1000V IP65 | Voltacon

    £304.50inc VAT £253.75exc VAT

    In stock

  • BFS-S3 Firefighter Rapid Shutdown Switch 3-String 1500V 50A | Voltacon

    Voltacon

    BFS-S3 Firefighter Rapid Shutdown Switch 3-String 1500V 50A | Voltacon

    £162.75inc VAT £135.63exc VAT

    Available to order

  • BFS-S2 Rapid Shutdown Switch 2-String 1500V 50A | Voltacon

    Voltacon

    BFS-S2 Rapid Shutdown Switch 2-String 1500V 50A | Voltacon

    £152.25inc VAT £126.88exc VAT

    Available to order

  • AC Combiner Box 2 Inverters In 1 Out | Voltacon

    Voltacon

    AC Combiner Box 2 Inverters In 1 Out | Voltacon

    £385.88inc VAT £321.57exc VAT

    In stock

  • AC Combiner Box 240Vac | Voltacon For 8kW & 11kW Inverters

    Voltacon

    AC Combiner Box 240Vac | Voltacon For 8kW & 11kW Inverters

    £187.95inc VAT £156.63exc 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.