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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
SHD2G482N
SHD2G482N
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General Electric
1000
SHD2G482P
SHD2G482P
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General Electric
1000
SHD2G483H
SHD2G483H
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General Electric
1000
SHD2G483K
SHD2G483K
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General Electric
1000
SHD2G483N
SHD2G483N
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General Electric
1000
SHD2G483P
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General Electric
1000
SHD2G484H
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General Electric
1000
SHD2G484K
SHD2G484K
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General Electric
1000
SHD2G484N
SHD2G484N
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General Electric
1000
SHD2G484P
SHD2G484P
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General Electric
1000
SHD2G486H
SHD2G486H
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General Electric
1000
SHD2G486K
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General Electric
1000
SHD2G486N
SHD2G486N
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General Electric
1000
SHD2G486P
SHD2G486P
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General Electric
1000
SHD2G487H
SHD2G487H
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General Electric
1000
SHD2G487K
SHD2G487K
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General Electric
1000
SHD2G487N
SHD2G487N
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General Electric
1000
SHD2G487P
SHD2G487P
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General Electric
1000
SHD2G488H
SHD2G488H
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General Electric
1000
SHD2G488K
SHD2G488K
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General Electric
1000
SHD2G488N
SHD2G488N
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General Electric
1000
SHD2G488P
SHD2G488P
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General Electric
1000
SHD2G489H
SHD2G489H
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General Electric
1000
SHD2G489K
SHD2G489K
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General Electric
1000

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.