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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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RTXRRJ
RTXRRJ
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S-1399R
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SAP2 II 40/230 TT
SAP2 II 40/230 TT
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SAP3 II 40/400 TNC
SAP3 II 40/400 TNC
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SAP4 II 40/400 TT
SAP4 II 40/400 TT
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SAS 485 5N
SAS 485 5N
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$6.89
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SAS-30-3M-3PE
SAS-30-3M-3PE
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$5.75
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SBC3RD16M
SBC3RD16M
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SFS04
SFS04
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SFVE-4
SFVE-4
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SLB1ADMO
SLB1ADMO
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$66.98
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SLLA
SLLA
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SLLBK2G
SLLBK2G
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$28.48
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SLLR
SLLR
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SLLV
SLLV
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SLR3EDD1021
SLR3EDD1021
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TB43F150A
TB43F150A
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TB43F400
TB43F400
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$284.27
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TCA31002
TCA31002
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$156.94
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TCLB1230W
TCLB1230W
In Stock
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$382.75
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TCO18
TCO18
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$14.13
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TDOM2
TDOM2
In Stock
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$53.77
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TE111040WL
TE111040WL
In Stock
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$63.49
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TE111050WL
TE111050WL
In Stock
From
$24.39
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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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