Littelfuse LFRU663R 600V Class R Reducer 60 to 30A (60 to 30A)

Product Description

Littelfuse LFRU663R is a 600V Class R fuse reducer that adapts equipment with 60 A fuse clips to accept a 30 A Class R fuse, enabling temporary reduction of fuse current without changing fuse clips or blocks. The reducer preserves UL class and voltage ratings while providing mechanical strength through silver-brazed joints. Typical uses include field modifications, maintenance, and inventory consolidation for electrical protection systems.

• Adapts 60 A fuse clips to accept a 30 A Class R fuse for temporary current reduction
• Silver-brazed joints provide mechanical strength; installation requires no clip or block modification
• Meets approvals including UL and CSA; compatible only within same UL class and voltage

Product Highlights

600 V Class R fuse reducer; converts 60 A clips to accept 30 A fuses; UL and CSA approvals; silver-brazed construction

Product Information

Standard Information

• Brand: LITTELFUSE
• Manufacturer Part Number: LFRU663R