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Approvals & Standards

  • IEC 60269-6
  • RoHS Component

Key features & benefits

Mersen DC10HEL photovoltaic (PV) fuse series was engineered and designed specifically for the protection of photovoltaic systems. Its enhanced fuse construction makes it ideal for continuous temperature and current cycling withstand adding to system longevity. The 1200VDC rated DC10HEL, designed for low minimum breaking capacity capabilities of 1.30 times the fuse rated current value, allows for safe circuit interruption under typical low fault current conditions produced by PV arrays. Protect your off-grid or grid tied PV system from unexpected ground faults and line faults using Mersen HelioProtection® fuse line.

More specifications


  • All photovoltaic applications
  • PV string/array level protection
  • Combiner box applications
  • In-line PV module protection
  • Inverters
  • Battery charge controllers

Product Specifications

Item Number


Catalog number



Photovoltaic fuse gPV 1200VDC IEC 12.5A Cylindrical For Clip  

EAN/UPC code


Rated voltage DC IEC

1200   V

Rated current

12.5   A





Clearing I2t At Rated Voltage

310   A²s

Melting I2t

162   A²s

Power Dissipation at Rated Current Value

3.1   W

Power Dissipation at Intermediate Current Value

1.3 W @ 0.7 In   W

Contact materials

Silver-Plated Copper  

Connection/Terminal Type


Product Weight

0.014   kg

Product Diameter

10.3   mm

Product Length

84.1   mm

Sell Pack Quantity

45   EACH

Sell Pack Weight

0.63   kg

Sell Pack Width

85.1   mm

Sell Pack Length

95   mm

Sell Pack Height

65   mm