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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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SHF1G2B2E
SHF1G2B2E
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General Electric
400
SHF1G2B2F
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400
SHF1G2B2H
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General Electric
400
SHF1G2B3B
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400
SHF1G2B3C
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General Electric
400
SHF1G2B3D
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General Electric
400
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General Electric
400
SHF1G2B3F
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General Electric
400
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General Electric
400
SHF1G2B4B
SHF1G2B4B
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General Electric
400
SHF1G2B4C
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General Electric
400
SHF1G2B4D
SHF1G2B4D
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General Electric
400
SHF1G2B4E
SHF1G2B4E
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General Electric
400
SHF1G2B4F
SHF1G2B4F
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General Electric
400
SHF1G2B4H
SHF1G2B4H
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General Electric
400
SHF1G2B6B
SHF1G2B6B
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General Electric
400
SHF1G2B6C
SHF1G2B6C
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General Electric
400
SHF1G2B6D
SHF1G2B6D
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General Electric
400
SHF1G2B6E
SHF1G2B6E
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General Electric
400
SHF1G2B6F
SHF1G2B6F
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General Electric
400
SHF1G2B6H
SHF1G2B6H
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General Electric
400
SHF1G2B7B
SHF1G2B7B
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General Electric
400
SHF1G2B7C
SHF1G2B7C
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General Electric
400
SHF1G2B7D
SHF1G2B7D
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General Electric
400

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.