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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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Manufacturer
Amperage
SSF2G527U
SSF2G527U
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General Electric
1600
SSF2G528K
SSF2G528K
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General Electric
1600
SSF2G528N
SSF2G528N
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General Electric
1600
SSF2G528P
SSF2G528P
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General Electric
1600
SSF2G528Q
SSF2G528Q
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General Electric
1600
SSF2G528R
SSF2G528R
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General Electric
1600
SSF2G528T
SSF2G528T
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General Electric
1600
SSF2G528U
SSF2G528U
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General Electric
1600
SSF2G529K
SSF2G529K
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General Electric
1600
SSF2G529N
SSF2G529N
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General Electric
1600
SSF2G529P
SSF2G529P
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General Electric
1600
SSF2G529Q
SSF2G529Q
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General Electric
1600
SSF2G529R
SSF2G529R
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General Electric
1600
SSF2G529T
SSF2G529T
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General Electric
1600
SSF2G529U
SSF2G529U
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General Electric
1600
SSF2G531K
SSF2G531K
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General Electric
1600
SSF2G531N
SSF2G531N
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General Electric
1600
SSF2G531P
SSF2G531P
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General Electric
1600
SSF2G531Q
SSF2G531Q
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General Electric
1600
SSF2G531R
SSF2G531R
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General Electric
1600
SSF2G531T
SSF2G531T
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General Electric
1600
SSF2G531U
SSF2G531U
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General Electric
1600
SSF2G532K
SSF2G532K
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General Electric
1600
SSF2G532N
SSF2G532N
Limited Stock
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General Electric
1600

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.