Refine Results

In Stock

Applied Filters:

Insulated Case Circuit Breaker

Square D

Subcategory

Insulated Case Circuit Breaker

Manufacturers (1)

Square D

Family

All

Amperage

All

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.

SORT BY

Part Number	PRICE	Manufacturer	Amperage
SED36800LIGMR	Limited Stock From Get Price	Square D	800
SED36800LIGS1	Limited Stock From Get Price	Square D	800
SED36800LIGS2	Limited Stock From Get Price	Square D	800
SED36800LIGS3	Limited Stock From Get Price	Square D	800
SED36800LIGS4	Limited Stock From Get Price	Square D	800
SED36800LIGT1	Limited Stock From Get Price	Schneider Electric	800
SED36800LIGT2	Limited Stock From Get Price	Square D	800
SED36800LIGT3	Limited Stock From Get Price	Square D	800
SED36800LIGT4	Limited Stock From Get Price	Schneider Electric	800
SED36800LIGV1	Limited Stock From Get Price	Square D	800
SED36800LIMR	Limited Stock From Get Price	Square D	800
SED36800LIS1	Limited Stock From Get Price	Square D	800
SED36800LIS2	Limited Stock From Get Price	Square D	800
SED36800LIS3	Limited Stock From Get Price	Schneider Electric	800
SED36800LIS4	Limited Stock From Get Price	Square D	800
SED36800LIT1	Limited Stock From Get Price	Square D	800
SED36800LIT2	Limited Stock From Get Price	Square D	800
SED36800LIT3	Limited Stock From Get Price	Schneider Electric	800
SED36800LIT4	Limited Stock From Get Price	Schneider Electric	800
SED36800LIV1	Limited Stock From Get Price	Schneider Electric	800
SED36800LSA4	Limited Stock From Get Price	Schneider Electric	800
SED36800LSA8	Limited Stock From Get Price	Square D	800
SED36800LSB4	Limited Stock From Get Price	Schneider Electric	800
SED36800LSB8	Limited Stock From Get Price	Square D	800

1
...
810
811
812
...
3,231

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.