Westinghouse 423D815A20 Power Fuse Refill Unit

Westinghouse 423D815A20 Power Fuse Refill Unit delivers dependable overcurrent protection for industrial power distribution and protection systems, and is designed for installation in switchgear assemblies to provide fault interruption and fast replacement during maintenance. Used by maintenance teams and system integrators for replacement servicing, electrical maintenance, and upgrades of industrial power protection systems, it supports substations and electrical control systems that rely on reliable fuse protection. The unit's details include MPN 423D815A20, fuse type RBA-RDB-400, and its intended installation on switchgear or fuse assemblies within industrial power distribution systems. It is compatible with industrial switchgear and electrical distribution equipment and serves in power protection applications requiring continuous operation. Common replacements include Westinghouse 423D815A18 Power Fuse Refill, Eaton RBA-RDB-400 Power Fuse, and GE EJ-2400E Power Fuse.