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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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SSD3G684R
SSD3G684R
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General Electric
2000
SSD3G684T
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General Electric
2000
SSD3G684U
SSD3G684U
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2000
SSD3G684W
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General Electric
2000
SSD3G686M
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2000
SSD3G686N
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2000
SSD3G686P
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General Electric
2000
SSD3G686R
SSD3G686R
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General Electric
2000
SSD3G686T
SSD3G686T
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General Electric
2000
SSD3G686U
SSD3G686U
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General Electric
2000
SSD3G686W
SSD3G686W
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General Electric
2000
SSD3G687M
SSD3G687M
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General Electric
2000
SSD3G687N
SSD3G687N
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General Electric
2000
SSD3G687P
SSD3G687P
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General Electric
2000
SSD3G687R
SSD3G687R
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General Electric
2000
SSD3G687T
SSD3G687T
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General Electric
2000
SSD3G687U
SSD3G687U
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General Electric
2000
SSD3G687W
SSD3G687W
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General Electric
2000
SSD3G688M
SSD3G688M
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General Electric
2000
SSD3G688N
SSD3G688N
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General Electric
2000
SSD3G688P
SSD3G688P
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General Electric
2000
SSD3G688R
SSD3G688R
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General Electric
2000
SSD3G688T
SSD3G688T
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General Electric
2000
SSD3G688U
SSD3G688U
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General Electric
2000

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.