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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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MAAL1LTK
MAAL1LTK
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Cutler Hammer
MAAL1RTK
MAAL1RTK
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Cutler Hammer
TEDAS6AB1L
TEDAS6AB1L
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General Electric
1288C76G09
1288C76G09
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Cutler Hammer
AMBP1
AMBP1
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Siemens
700034K01
700034K01
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BBC
140U-H-EA2
140U-H-EA2
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Allen-Bradley
3VL9400-2AD00
3VL9400-2AD00
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Siemens
A1X5LPK
A1X5LPK
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Cutler Hammer
FA11352
FA11352
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Square D
SBAS10
SBAS10
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Siemens
SBAS12
SBAS12
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Siemens
SBAS2
SBAS2
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Siemens
SBAS6
SBAS6
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Siemens
SBAS8
SBAS8
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Siemens
SPAS240AB4D
SPAS240AB4D
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General Electric
SPAS600AB4
SPAS600AB4
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General Electric
SPAS600AB4D
SPAS600AB4D
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General Electric
PDG5XL1AC1BC
PDG5XL1AC1BC
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Cutler Hammer
PDG5XL1AC2BC
PDG5XL1AC2BC
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Cutler Hammer
PDG5XL2AC1BC
PDG5XL2AC1BC
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Cutler Hammer
PDG5XR1AC1BC
PDG5XR1AC1BC
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Eaton
PDG5XR1AC2BC
PDG5XR1AC2BC
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Cutler Hammer
PDG5XR2AC1BC
PDG5XR2AC1BC
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Cutler Hammer

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.