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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
THKMA31000WL	In Stock From $3,507^.20	General Electric	1000	600
THQB1115GFEP	In Stock From $219^.48	General Electric	15	120
THQB1130GFT	In Stock From $87^.76	General Electric	30	120
THQB21100ST1	In Stock From $103^.74	General Electric	100	240
THQB2120GF	In Stock From $103^.10	General Electric	20	240
THQB2130GFEP	In Stock From $186^.39	General Electric	30	240
THQB2140ST1	In Stock From $115^.49	General Electric	40	240
THQB2160ST1	In Stock From $165^.32	General Electric	60	240
THQB32045ST1	In Stock From $303^.47	General Electric	45	240
THQC1120GFT	In Stock From $122^.64	General Electric	20	120
THQC1130WL	In Stock From $29^.71	General Electric	30	240
THQC1150WL	In Stock From $12^.18	General Electric	50	240
THQC1170WL	In Stock From $12^.30	General Electric	70	240
THQC2180WL	In Stock From $333^.65	General Electric	80	240
THQC22015WL	In Stock From $66^.06	General Electric	15	240
THQC22050WL	In Stock From $233^.09	General Electric	50	240
THQD22100X2	In Stock From $563^.21	General Electric	100	240
THQL1115HID	In Stock From $80^.24	General Electric	15	240
THQL1115HM	In Stock From $40^.00	General Electric	15	120
THQL1120HM	In Stock From $50^.48	General Electric	20	120
THQL1130GFEP	In Stock From $167^.15	General Electric	30	120
THQL1130HM	In Stock From $21^.48	General Electric	30	120
THQL21100ST1	In Stock From $490^.90	General Electric	100	240
THQL2120ST1	In Stock From $120^.10	General Electric	20	240

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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.