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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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Part Number
PRICE
Manufacturer
MP042
MP042
In Stock
From
$1.47
CTS Corporation
767161103GP
767161103GP
In Stock
From
$3.87
CTS Corporation
MP036S
MP036S
In Stock
From
$0.99
CTS Corporation
206-10RAST
206-10RAST
In Stock
From
$2.11
CTS Corporation
4101-002LF
4101-002LF
In Stock
From
$30.91
CTS Corporation
4201-506
4201-506
In Stock
From
$40.91
CTS Corporation
4205-001LF
4205-001LF
In Stock
From
$13.92
CTS Corporation
4209-053LF
4209-053LF
In Stock
From
$11.46
CTS Corporation
4251-004LF
4251-004LF
In Stock
From
$43.16
CTS Corporation
4300-000LF
4300-000LF
In Stock
From
$40.91
CTS Corporation
4300-002
4300-002
In Stock
From
$44.36
CTS Corporation
4300-004
4300-004
In Stock
From
$23.64
CTS Corporation
4300-009LF
4300-009LF
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$60.25
CTS Corporation
4300-014LF
4300-014LF
In Stock
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$40.09
CTS Corporation
4300-022LF
4300-022LF
In Stock
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$44.34
CTS Corporation
4300-031LF
4300-031LF
In Stock
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$27.27
CTS Corporation
4305-005LF
4305-005LF
In Stock
From
$67.34
CTS Corporation
4310-014LF
4310-014LF
In Stock
From
$53.08
CTS Corporation
4400-000LF
4400-000LF
In Stock
From
$27.00
CTS Corporation
4400-034LF
4400-034LF
In Stock
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$18.00
CTS Corporation
4400-035LF
4400-035LF
In Stock
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$35.84
CTS Corporation
4400-057LF
4400-057LF
In Stock
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$40.70
CTS Corporation
4400-099LF
4400-099LF
In Stock
From
$29.12
CTS Corporation
4400-682LF
4400-682LF
In Stock
From
$41.38
CTS Corporation
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Popular Circuit Breaker Manufacturers
Eaton
Square D
ABB
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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.

Learn More
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The Basics of A Circuit Breaker

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The Main Types Of Breaker Protections

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