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Insulated Case Circuit Breaker

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Insulated Case Circuit Breaker

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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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Part Number	PRICE	Manufacturer	Amperage
M12HI	Limited Stock From Get Price	Square D	1200
M16HI	Limited Stock From Get Price	Schneider Electric	1600
M20HI	Limited Stock From Get Price	Merlin Gerin	2000
M25NI	Limited Stock From Get Price	Merlin Gerin	2500
M32HF	Limited Stock From Get Price	Merlin Gerin	3200
MDN4083LEA0722NMNJNYNHMAX	Limited Stock From Get Price	Cutler Hammer	800
MDS6253HEA	Limited Stock From Get Price	Cutler Hammer	2500
MDS6253WEA	Limited Stock From Get Price	Cutler Hammer	2500
MDS6303VEA	Limited Stock From Get Price	Cutler Hammer	3000
MDS6323HEA	Limited Stock From Get Price	Cutler Hammer	3200
MDS8323HEA	Limited Stock From Get Price	Cutler Hammer	3200
MDSC32	Limited Stock From Get Price	Cutler Hammer	3200
PC22500	Limited Stock From Get Price	Westinghouse	2500
SBA2020DV	Limited Stock From Get Price	Siemens	2000
SBH3232	Limited Stock From Get Price	Siemens	3200
SBH4025	Limited Stock From Get Price	Siemens	2500
SBS5050DV	Limited Stock From Get Price	Siemens	5000
SED-DUMMY	Limited Stock From Get Price	Schneider Electric	400
SED18	Limited Stock From Get Price	Schneider Electric	1800
SED361000LSES3B4	Limited Stock From Get Price	Schneider Electric	1000
SED361400LIES1A4	Limited Stock From Get Price	Schneider Electric	1400
SED361600	Limited Stock From Get Price	Schneider Electric	1600
SED361600LSIA4	Limited Stock From Get Price	Square D	1600
SEF362000LSIGS1	Limited Stock From Get Price	Square D	2000

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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.