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Molded Case Circuit Breaker

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Molded Case Circuit Breaker

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Molded Case Circuit Breaker

For circuit breaker systems in commercial and industrial facilities, molded case circuit breakers are among the most widely used components for reliable overcurrent protection and electrical distribution. Molded case circuit breakers provide automatic circuit interruption during overload or short circuit conditions, protecting electrical systems and equipment from damage while enabling manual switching control. Electrical.com carries an extensive selection of molded 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, manufacturing facilities, data centers, and industrial power distribution applications.

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Part Number	PRICE	Manufacturer	Amperage	Voltage
JD23B350	In Stock From $327^.99	ITE	350	240
JJ3B225	In Stock From $1,106^.50	ITE	225	600
JJ3B250	In Stock From $339^.29	Gould	250	600
JJ3B350	In Stock From $1,399^.68	Gould	350	600
JL3B070	In Stock From $283^.22	ITE	70	600
JL3B080	In Stock From $758^.57	ITE	80	600
JL3B090	In Stock From $841^.60	ITE	90	600
JL3B100	In Stock From $783^.88	Siemens	100	600
JL3B110	In Stock From $807^.58	ITE	110	600
JL3B125	In Stock From $1,047^.43	Siemens	125	600
JL3B175	In Stock From $892^.84	ITE	175	600
JL3B225	In Stock From $834^.26	Siemens	225	600
JL3B250	In Stock From $401^.98	Siemens	250	600
JL3B300	In Stock From $416^.68	Siemens	300	600
JL3B350	In Stock From $665^.48	Siemens	350	600
JL63B350	In Stock From $979^.70	ITE	350	600
JL63F400	In Stock From $706^.71	Siemens	400	600
KP3B100	In Stock From $1,707^.44	Siemens	1000	600
KP3B120	In Stock From $1,927^.01	Siemens	1200	600
KP3B600	In Stock From $1,045^.80	Siemens	600	600
KP3B800	In Stock From $2,033^.66	Siemens	800	600
P1515NC	In Stock From $106^.39	ITE	15	120
QJ2B060	In Stock From $99^.26	ITE	60	240
QJ2B060L	In Stock From $133^.55	Siemens	60	240

Popular Molded Case Circuit Breaker Manufacturers

Electrical.com stocks the largest inventory of molded case circuit breakers in the world, with over 1 million square feet of new, used, surplus, and re-certified MCCBs available for immediate shipment. From standard thermal-magnetic breakers to electronic trip units across all amperage ratings, we have what you need when others say no. Our comprehensive molded case circuit breaker inventory spans all voltage and current ratings, frame sizes, and interrupting capacities 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 molded case circuit breakers serve critical applications across commercial buildings, industrial facilities, manufacturing plants, data centers, healthcare facilities, distribution panels, motor control centers, switchboards, and power distribution systems.

Whether you're maintaining legacy equipment with obsolete MCCB models or sourcing current production breakers for new installations and retrofits, our 40+ warehouse locations across the US and Canada ensure rapid delivery to minimize your downtime. Need molded 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.