Terelec modular electrical devices are DIN rail-mounted accessories that add monitoring, signalling, remote tripping and protection functions to standard MCBs and consumer unit installations. All products in this category are compatible with the Terelec DGB1-63, DGB1-63H and DGB1-63HS miniature circuit breaker range and attach directly to the side of the MCB without additional wiring to the protected circuit.

These accessories are commonly specified on commercial and industrial installations where remote indication, fire alarm tripping, generator protection and building management system integration are required. Browse by function using the subcategories below.