Rating Plugs

Rating plugs serve as an interchangeable trip unit for General Electric Spectra Series, Cutler Hammer and Siemens circuit breakers. This tiny units generally snap into the face of the breaker and can be easily and economically replaced. Most popular rating plugs include the SRPE100A100 and SRPG400A400. From 3 amps to 1200 amps, we stock all rating plugs available for immediate shipment.