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Auxiliary

For circuit breaker systems in power distribution and control applications, auxiliaries are among the most essential components for providing additional switching contacts and control functionality. Auxiliary circuit breakers provide supplementary contacts that enable remote monitoring, status indication, and control integration with other electrical systems and automation equipment. Electrical.com carries an extensive selection of auxiliary circuit breakers from all major manufacturers, including new, used, surplus, and re-certified options. These components are designed to meet the diverse needs of industrial control panels, building automation systems, power distribution equipment, and process control applications.

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Part Number	PRICE	Manufacturer
K7AS	In Stock From $710^.28	ABB
700038K01	In Stock From $124^.17	ABB
K7BA	In Stock From $387^.53	ABB
KT3AS	In Stock From $125^.07	ABB
KXTAAXCDQSYFP	In Stock From $360^.62	ABB
KXTAAUX	In Stock From $48^.11	ABB
KT3AS3	In Stock From $312^.02	ABB
KXT7AUX2S52	Limited Stock From Get Price	ABB
KXTAAXC2QSYFP	Limited Stock From Get Price	ABB
KXTAAXCQSYFP	In Stock From $656^.06	ABB
AS-7	In Stock From $120^.67	ABB
K7BA-3	In Stock From $14^.86	ABB
AS-5	In Stock From $35^.42	ABB
BC25	In Stock From $11^.27	ABB
TPAS2AB	In Stock From $1^.49	General Electric
709653T01	Limited Stock From Get Price	ABB
709653T02	Limited Stock From Get Price	ABB
709653T03	Limited Stock From Get Price	ABB
709653T04	Limited Stock From Get Price	ABB
709653T05	Limited Stock From Get Price	ABB
709653T06	Limited Stock From Get Price	ABB
709653T07	Limited Stock From Get Price	ABB
709653T08	Limited Stock From Get Price	ABB
709653T09	Limited Stock From Get Price	ABB

Electrical.com stocks the largest inventory of auxiliary circuit breakers in the world, with over 1 million square feet of new, used, surplus, and re-certified circuit breaker components available for immediate shipment. From auxiliary contacts to trip units and accessory modules, we have what you need when others say no. Our comprehensive auxiliary circuit breaker inventory spans all configurations and ratings from all major manufacturers including current production and discontinued models from legacy suppliers. Available in new factory condition, surplus stock, and re-certified options‚ All backed by our standard 2-year Electrical.com warranty. Our auxiliary circuit breakers serve critical applications across power distribution systems, industrial control panels, switchgear installations, motor control centers, electrical substations, manufacturing facilities, and commercial building electrical systems.

Whether you're maintaining legacy equipment with obsolete auxiliary components or sourcing current production parts for new installations, our 40+ warehouse locations across the US and Canada ensure rapid delivery to minimize your downtime. Need auxiliary circuit breakers now? Call 877-999-7077 or email [email protected]. With same-day shipping available and the right parts ready to ship from our nearest warehouse location, Electrical.com gets your operations back online fast. We can say yes when others have to say no.