Our new DM-1000 is a replacement electronic trip unit for Masterpact M Air Circuit Breakers. Replace your existing STR Trip Unit with confidence, using the fully programmable, retrofittable, DM-1000 Electronic Trip Unit.
Our new DM-1000 is a replacement electronic trip unit for Masterpact M Air Circuit Breakers. Replace your existing STR Trip Unit with confidence, using the fully programmable, retrofittable, DM-1000 Electronic Trip Unit.