Bussmann Low-Peak® CUBEFuse®

Bussmann Low-Peak CUBEFuse


  • The world’s first finger-safe power fuse.
  • Including its fuse holder and wire ports, are also finger-safe and IEC 60529 compliant.

Smallest footprint.

  • Footprint is the smallest of any class fuse on the market.
  • Compact dovetailing design allows mixing and matching 30A, 60A and 100A holders into small 1-, 2- or 3-pole assemblies that take considerably less space than any other Class J fuse solution.
[PDF] Cooper Bussmann CUBEFuse Compact Circuit Protector Base (CCPB)

Superior circuit protection.

  • The Bussmann CUBEFuse by Eaton's Bussmann business has UL/CSA Class J electrical performance with a current-limiting feature that minimizes incident energy to reduce arc-flash hazards to their lowest possible levels.
  • High 300kA interrupting rating and 600Vac voltage rating (100kA/300Vdc). Dual-element, time-delay feature permits closer sizing to load for Type 2 (IEC 947-4-1) “No Damage” motor starter protection that prevents equipment damage. Installation versatility.

The CUBEFuse can be installed in any of the following Bussmann products:

  • DIN rail or panel mount CUBEFuse 30A, 60A and 100A holders
  • Compact Circuit Protector (CCP) fused disconnect switch for CUBEFuse

With or without open fuse indication.

  • Standard CUBEFuse comes without indication.
  • easyID™ indicating option helps speed troubleshooting for reduced downtime.