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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
THPMM7625
THPMM7625
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General Electric
2500
THPMM9640
THPMM9640
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General Electric
4000
THPMM9740
THPMM9740
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General Electric
4000
THPVF5610
THPVF5610
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General Electric
1000
THPVF6610
THPVF6610
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General Electric
1000
THPVF6612
THPVF6612
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General Electric
1200
THPVF6616
THPVF6616
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General Electric
1600
THPVF6620
THPVF6620
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General Electric
2000
THPVF7604
THPVF7604
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General Electric
400
THPVF7606
THPVF7606
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General Electric
600
THPVF7608
THPVF7608
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General Electric
800
THPVF7610
THPVF7610
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General Electric
1000
THPVF7612
THPVF7612
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General Electric
1200
THPVF7616
THPVF7616
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General Electric
1600
THPVF7620
THPVF7620
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General Electric
2000
THPVF8630
THPVF8630
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General Electric
3000
THPVV3602B
THPVV3602B
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General Electric
200
THPVV6616
THPVV6616
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General Electric
1600
THPVV6620E3CK
THPVV6620E3CK
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General Electric
2000
THPVV8630E3
THPVV8630E3
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General Electric
3000
THPVVF3602B
THPVVF3602B
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General Electric
200
THPVVF3606B
THPVVF3606B
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General Electric
600
THPVVF3606BE1
THPVVF3606BE1
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General Electric
600
THPVVF3608B
THPVVF3608B
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General Electric
800

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.