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Insulated Case Circuit Breaker

For circuit breaker applications in commercial and industrial power distribution systems, insulated case circuit breakers are among the most critical components for reliable overcurrent protection and system safety. Insulated case circuit breakers provide adjustable trip settings and high interrupting capacity while offering compact installation in panelboards and switchboards. Electrical.com carries an extensive selection of insulated case circuit breakers from all major manufacturers, including new, used, surplus, and re-certified options. These components are designed to meet the diverse needs of commercial buildings, industrial facilities, data centers, and healthcare infrastructure applications.
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Amperage
SSD6G9661
SSD6G9661
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General Electric
4000
SSD6G9662
SSD6G9662
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General Electric
4000
SSD6G966U
SSD6G966U
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General Electric
4000
SSD6G966W
SSD6G966W
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General Electric
4000
SSD6G9671
SSD6G9671
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General Electric
4000
SSD6G9672
SSD6G9672
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General Electric
4000
SSD6G967U
SSD6G967U
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General Electric
4000
SSD6G967W
SSD6G967W
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General Electric
4000
SSD6G9681
SSD6G9681
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General Electric
4000
SSD6G9682
SSD6G9682
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General Electric
4000
SSD6G968U
SSD6G968U
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General Electric
4000
SSD6G968W
SSD6G968W
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General Electric
4000
SSD6G9691
SSD6G9691
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General Electric
4000
SSD6G9692
SSD6G9692
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General Electric
4000
SSD6G969U
SSD6G969U
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General Electric
4000
SSD6G969W
SSD6G969W
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General Electric
4000
SSD6G9811
SSD6G9811
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General Electric
4000
SSD6G9812
SSD6G9812
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General Electric
4000
SSD6G981U
SSD6G981U
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General Electric
4000
SSD6G981W
SSD6G981W
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General Electric
4000
SSD6G9821
SSD6G9821
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General Electric
4000
SSD6G9822
SSD6G9822
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General Electric
4000
SSD6G982U
SSD6G982U
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General Electric
4000
SSD6G982W
SSD6G982W
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General Electric
4000

Electrical.com stocks the largest inventory of insulated case circuit breakers in the world, with over 1 million square feet of new, used, surplus, and re-certified circuit breakers available for immediate shipment. From low voltage to medium voltage applications, we have the insulated case breakers you need when others say no. Our comprehensive insulated case circuit breaker inventory spans all amperage ratings, voltage classes, and frame sizes 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 insulated case circuit breakers serve critical applications across industrial power distribution systems, manufacturing facilities, commercial buildings, data centers, utility substations, process control installations, and heavy industrial equipment.


Whether you're maintaining legacy electrical systems with obsolete insulated case breaker models or sourcing current production breakers for new installations and upgrades, our 40+ warehouse locations across the US and Canada ensure rapid delivery to minimize your downtime. Need insulated case 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.