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Circuit Breaker

For power distribution and electrical protection systems, circuit breakers are among the most critical components for safeguarding equipment, personnel, and facilities from electrical overloads and short circuits. Circuit breakers automatically interrupt electrical current flow when abnormal conditions are detected, protecting circuits from damage while allowing manual reset and continued operation. Electrical.com carries an extensive selection of 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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Amperage
Poles
MP345Y
MP345Y
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Murray Corporation
45
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MURMP115
MURMP115
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15
1
MURMP1515
MURMP1515
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15
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MURMP1520
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Murray Corporation
20
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MURMP3030
MURMP3030
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30
1
MP115GFI
MP115GFI
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15
1
MP115HID
MP115HID
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15
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MP125AS
MP125AS
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25
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MP125F
MP125F
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25
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MP125M
MP125M
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25
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MP125ST
MP125ST
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25
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MP125ST24V
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25
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MP125Y
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Murray Corporation
25
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MP140AS
MP140AS
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Murray Corporation
40
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MP140F
MP140F
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Murray Corporation
40
1
MP140M
MP140M
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Murray Corporation
40
1
MP140ST24V
MP140ST24V
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Murray Corporation
40
1
MP140Y
MP140Y
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Murray Corporation
40
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MP145AS
MP145AS
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Murray Corporation
45
1
MP145F
MP145F
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Murray Corporation
45
1
MP145M
MP145M
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Murray Corporation
45
1
MP145ST
MP145ST
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Murray Corporation
45
1
MP145ST24V
MP145ST24V
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Murray Corporation
45
1
MP145Y
MP145Y
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Murray Corporation
45
1
Popular Circuit Breaker Manufacturers

Electrical.com stocks the largest inventory of circuit breakers in the world, with over 1 million square feet of new, used, surplus, and re-certified circuit protection equipment available for immediate shipment. From residential to industrial applications, across all voltage and amperage ratings, we have what you need when others say no. Our comprehensive circuit breaker inventory spans all voltage classes, amperage ratings, and pole configurations 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 circuit breakers serve critical applications across manufacturing facilities, commercial buildings, data centers, healthcare facilities, utilities and power generation, industrial plants, residential construction, telecommunications infrastructure, and process control installations.


Whether you're maintaining legacy equipment with obsolete circuit breaker models or sourcing current production components for new electrical systems, our 40+ warehouse locations across the US and Canada ensure rapid delivery to minimize your downtime and keep your operations running. Need 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.

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