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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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Manufacturer
4000-68123-0000000
4000-68123-0000000
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$50.50
Murr Elektronik
4000-75502-5310000
4000-75502-5310000
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$568.71
Murr Elektronik
4000-76050-1011000
4000-76050-1011000
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$46.52
Murr Elektronik
4000-76050-1013000
4000-76050-1013000
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$84.07
Murr Elektronik
44 300
44 300
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From
$10.09
Murr Elektronik
56081
56081
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$56.22
Murr Elektronik
56109
56109
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$77.77
Murr Elektronik
6652102
6652102
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$54.83
Murr Elektronik
86202310-EACH
86202310-EACH
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$0.27
Murr Elektronik
87121218-EACH
87121218-EACH
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Murr Elektronik
87121266-EACH
87121266-EACH
In Stock
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$3.00
Murr Elektronik
87171216-EACH
87171216-EACH
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$1.35
Murr Elektronik
87171222-EACH
87171222-EACH
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$1.41
Murr Elektronik
87171822-EACH
87171822-EACH
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Murr Elektronik
9000-41014-0400001
9000-41014-0400001
In Stock
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$202.95
Murr Elektronik
9000-41068-0200000
9000-41068-0200000
In Stock
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$419.15
Murr Elektronik
HRC-3/047-500
HRC-3/047-500
In Stock
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$13.24
Murr Elektronik
MRC3/047-500
MRC3/047-500
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$60.39
Murr Elektronik
RC-DIL04/220
RC-DIL04/220
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Murr Elektronik
RC-S01/48
RC-S01/48
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Murr Elektronik
VG-UB1/24
VG-UB1/24
In Stock
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$3.07
Murr Elektronik
26036
26036
In Stock
From
$9.60
Murr Elektronik
3124148
3124148
In Stock
From
$19.74
Murr Elektronik
3124873
3124873
In Stock
From
$10.50
Murr Elektronik
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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