Fuse Holders, Fuse Bases and Supports

IEC NH Fuse Bases


Mersen size NH1 fuse blocks for use with HP10NH1 HelioProtection® Photovoltaic series fuses 1000VDC rated and designed specifically for Mersen’s HP10NH1 series of photovoltaic fuses. These polyester fuse blocks are available in single pole configurations with or without finger-safe covers. Fuse blocks come standard with M10 stud connectors for ease of wire termination. All fuse clips are silver-plated copper and fuse clips are spring re-enforced for superior conductivity. Select Mersen’s brand of innovative HelioProtection products to meet your stringent photovoltaic application requirements.



  • 1000VDC rated
  • Polyester insulating base
  • Silver plated contacts
  • M10 stud wire terminals
  • Optional finger-safe covers
  • DIN-rail or screw mounting


  • Volts (VDC) 1000 VDC
  • Ampere Range (A) 0 - 250 A
  • Class NH1
  • Size per Standard NH1 and NH2
  • Speed / Characteristic gPV
  • Mounting Screw Mount
  • Connection Terminal Type Box In-Line Clip
  • Body Material Polyester
  • Materials Contact Tin-plated Copper
  • SCCR 50 kA
  • Number of Poles 1
  • Standards UL Listed to standard 4248-4, File E347822 (Pending)
    IEC 60269-2-1 Certification
  • Application Re-combiner box (sub-combiner, array combiner, master combiner)applications
    Inverter DC input
    Battery charge controllers
  • ROHS Compliant Consult Technical Services
  • Lead Free Consult Technical Services
  • CE conformity Consult Technical Services


  • HPBB11PPR - A1030607
  • HPBB11PPR - E1028288C
  • HPBB11PPRFS - K1032916


Where to buy


© 2018 Mersen S.A. All rights reserved.