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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
SHD1G258B
SHD1G258B
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General Electric
400
SHD1G258C
SHD1G258C
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General Electric
400
SHD1G258D
SHD1G258D
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General Electric
400
SHD1G258E
SHD1G258E
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General Electric
400
SHD1G258F
SHD1G258F
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General Electric
400
SHD1G258H
SHD1G258H
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General Electric
400
SHD1G259B
SHD1G259B
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General Electric
400
SHD1G259C
SHD1G259C
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General Electric
400
SHD1G259D
SHD1G259D
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General Electric
400
SHD1G259E
SHD1G259E
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General Electric
400
SHD1G259F
SHD1G259F
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General Electric
400
SHD1G259H
SHD1G259H
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General Electric
400
SHD1G261B
SHD1G261B
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General Electric
400
SHD1G261C
SHD1G261C
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General Electric
400
SHD1G261D
SHD1G261D
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General Electric
400
SHD1G261E
SHD1G261E
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General Electric
400
SHD1G261F
SHD1G261F
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General Electric
400
SHD1G261H
SHD1G261H
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General Electric
400
SHD1G262B
SHD1G262B
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General Electric
400
SHD1G262C
SHD1G262C
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General Electric
400
SHD1G262D
SHD1G262D
Limited Stock
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General Electric
400
SHD1G262E
SHD1G262E
Limited Stock
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General Electric
400
SHD1G262F
SHD1G262F
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General Electric
400
SHD1G262H
SHD1G262H
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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.