Fuses For Photovoltaic Systems

HORUS® Photovoltaic Fuse Protection – DF Electric’s HORUS® range offers high-performance 1500V DC protection components for photovoltaic (PV) and battery energy storage systems (BESS). Designed to meet the safety and efficiency demands of modern solar installations, the HORUS® product line includes gPV fuses, DC fuse holders, NH fuse-links, and accessories — all certified to international standards.
5 products with 127 variants
pv-NH1-fuselink copia.tif
DF ELECTRIC

gPV NH fuse links 1000V DC

gPV NH

  • Short-circuit and overload protection designed for photovoltaic installations
  • Rated current ranges from 25A up to 200A
  • Characteristics in accordance to IEC 60269 and UL248-19
  • Ceramic body with high resistance to internal pressure and thermal shock
  • Bolted versions available to mount directly on busbar
Product has 34 parts.
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pv-NH1-XL-fuselink copia.tif
DF ELECTRIC

gPV NH XL fuse links 1500V DC

gPV NH XL

  • Short-circuit and overload protection designed fo photovoltaic applications
  • Rated voltage of 1500VDC and current ranges between 40A up to 500A
  • Meets industry standards according to class according to IEC 60269 and UL248-19.
  • Ceramic body with high resistance to internal pressure and thermal shock
Product has 28 parts.
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DF ELECTRIC

gG/gL NH fuse links 800V AC

gG/gL NH

  • overloads and short-circuit protection for photovoltaic inverters
  • Fuses rated from 25A up to 400A
  • Standards include IEC/EN 60269-1 and IEC/EN 60269-2
  • Rated voltage up to 800VAV
Product has 15 parts.
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DF ELECTRIC

gS NH fuse links 800V AC

gS NH

  • Fuses designed for protecting photovoltaic inverters
  • Rated breaking capacity up to 120kA
  • Rated currents between 25A up to 400A
  • Standards include: IEC/EN 60269-1 IEC/EN 60269-4
  • Rated voltage up to 800VAC
Product has 15 parts.
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gPV-1000VDC-10x38-fuselink.tif
DF ELECTRIC

gPV Cylindrical Fuse Links

  • Designed to protect photovoltaic systems
  • Current ratings up to 20A
  • Able to withstand thermal stresses typically encountered by PV systems
  • Breaking capacity of 3kA
Product has 35 parts.
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More information about Fuses For Photovoltaic Systems

 Key Product Categories



  • gPV Cylindrical Fuses – 10x38mm, 14x51mm, 10/14x85mm, and 22x65mm fuse-links rated up to 1500V DC, ideal for solar string and combiner box protection


  • NH gPV Fuse Links – Fast-acting NH1, NH2, NH3 fuses for high-current PV applications, available in 1000V DC and 1500V DC versions


  • DC Fuse Holders – Compact, modular holders for gPV fuses, including PMX and PMLe series, compatible with 10x38 to 22x65mm fuse sizes


  • NH Fuse Bases – NH-ST and NH-XL 1500V DC bases for secure installation of NH gPV fuses, with screw-mount options and IP20 safety accessories


  • Photovoltaic Accessories – IP20 protection covers, microswitches, fuse pullers, and multipole connection rails

Benefits of DF Electric Solar Fuse Technology



  • High Voltage DC Protection – Up to 1500V DC for safe disconnection in PV strings, inverters, and BESS


  • Certified to IEC & UL Standards – Fully compliant with IEC/EN 60269, UL 248-19 and RoHS


  • Built for Harsh Environments – Silver-plated copper terminals, UL94-V0 flame-retardant materials, and 960°C glow wire tested


  • Compact & Modular Design – Saves panel space and supports single or multipole configurations


  • Trusted by Installers Worldwide – Proven performance in solar farms, rooftop PV, and off-grid systems

Applications



  • Solar PV combiner boxes


  • Inverter DC input protection


  • Battery energy storage systems (BESS)


  • DC distribution boards

Need help choosing the right fuse for your photovoltaic system? Click here to read our article about the photovoltaic range and their applications

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