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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
XT7SQ480CSFF000XXX
XT7SQ480CSFF000XXX
Limited Stock
From
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ABB
800
600
XT7SQ480CTFF000XXX
XT7SQ480CTFF000XXX
Limited Stock
From
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ABB
800
600
XT7SQ480CUFF000XXX
XT7SQ480CUFF000XXX
Limited Stock
From
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ABB
800
600
XT7SQ480CXFF000XXX
XT7SQ480CXFF000XXX
Limited Stock
From
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ABB
800
600
XT7SQ480CYFF000XXX
XT7SQ480CYFF000XXX
Limited Stock
From
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ABB
800
600
XT7SQ480CZFF000XXX
XT7SQ480CZFF000XXX
Limited Stock
From
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ABB
800
600
PL701U-K20
PL701U-K20
Limited Stock
From
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ABB
20
240
PL702U-K20
PL702U-K20
Limited Stock
From
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ABB
20
240
PL702U-K30
PL702U-K30
Limited Stock
From
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ABB
30
240
PL703U-K30
PL703U-K30
Limited Stock
From
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ABB
30
240
PL703U-K60R
PL703U-K60R
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From
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ABB
60
240
S1N025TL
S1N025TL
Limited Stock
From
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ABB
25
480
S1N035TL
S1N035TL
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From
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ABB
35
480
S1N040TL
S1N040TL
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From
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ABB
40
480
S1N050TL
S1N050TL
Limited Stock
From
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ABB
50
480
S1N080TL
S1N080TL
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From
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ABB
80
480
S201-B20
S201-B20
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From
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ABB
25
277
S201-B63
S201-B63
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From
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ABB
63
277
S201-C20NA
S201-C20NA
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From
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ABB
20
277
S201-C25NA
S201-C25NA
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From
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ABB
25
277
S201-C32NA
S201-C32NA
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From
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ABB
32
277
S201-C6NA
S201-C6NA
Limited Stock
From
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ABB
6
277
S201-D1.6
S201-D1.6
Limited Stock
From
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ABB
1.6
277
S201-D40
S201-D40
Limited Stock
From
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ABB
40
277
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.