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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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1269C99G08
1269C99G08
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Eaton
PDG5X2AC
PDG5X2AC
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Eaton
PDG5XL3AC
PDG5XL3AC
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Eaton
PDG5XR3AC
PDG5XR3AC
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Cutler Hammer
PDG6X4AC
PDG6X4AC
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Cutler Hammer
PDGXAA
PDGXAA
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Cutler Hammer
PDGXDA
PDGXDA
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Eaton
PDGXUB
PDGXUB
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Cutler Hammer
1220C86G01
1220C86G01
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Eaton
1220C86G02
1220C86G02
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Eaton
6649C95G05
6649C95G05
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Eaton
1369D79G03
1369D79G03
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Eaton
PDGXAB
PDGXAB
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Cutler Hammer
PDGXDB
PDGXDB
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Eaton
6591C25G51
6591C25G51
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Eaton
449D622A01
449D622A01
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Westinghouse
1288C74G04
1288C74G04
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Eaton
1220C86G06
1220C86G06
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Eaton
1220C86G07
1220C86G07
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Eaton
1371D39G03
1371D39G03
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Eaton
1220C86G05
1220C86G05
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Eaton
1483D90G01
1483D90G01
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Eaton
1483D90G02
1483D90G02
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Eaton
5930-01-356-5780
5930-01-356-5780
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Eaton

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.