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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
T8VQ20PW
T8VQ20PW
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ABB
2000
T8VQ20RW
T8VQ20RW
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ABB
2000
T8VQ20SW
T8VQ20SW
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ABB
2000
T8VQ25CW
T8VQ25CW
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ABB
2500
T8VQ25EW
T8VQ25EW
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ABB
2500
T8VQ25PW
T8VQ25PW
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ABB
2500
T8VQ25RW
T8VQ25RW
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ABB
2500
T8VQ25SW
T8VQ25SW
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ABB
2500
T8VQ30CW
T8VQ30CW
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ABB
3000
T8VQ30EW
T8VQ30EW
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ABB
3000
T8VQ30PW
T8VQ30PW
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ABB
3000
T8VQ30RW
T8VQ30RW
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ABB
3000
T8VQ30SW
T8VQ30SW
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ABB
3000
TC1610SSE3
TC1610SSE3
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General Electric
1000
TC1610SSE5
TC1610SSE5
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General Electric
1000
TC1610SSE6
TC1610SSE6
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General Electric
1000
TC1610SSE7
TC1610SSE7
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General Electric
1000
TC1616SSE3
TC1616SSE3
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General Electric
1600
TC1616SSE5
TC1616SSE5
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General Electric
1600
TC1616SSE6
TC1616SSE6
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General Electric
1600
TC1616SSE7
TC1616SSE7
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General Electric
1600
TC2020SSE3
TC2020SSE3
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General Electric
2000
TC2020SSE5
TC2020SSE5
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General Electric
2000
TC2020SSE6
TC2020SSE6
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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.