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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
LKZ12N
LKZ12N
In Stock
From
$0.42
TE Connectivity
MP-508127-5-8A
MP-508127-5-8A
In Stock
From
$0.13
TE Connectivity
MP-699254-5-8A
MP-699254-5-8A
In Stock
From
$3.96
TE Connectivity
MQC205GR
MQC205GR
In Stock
From
$93.34
TE Connectivity
MQC205GY
MQC205GY
In Stock
From
$42.55
TE Connectivity
MQC205LB
MQC205LB
In Stock
From
$29.37
TE Connectivity
MQC205LG
MQC205LG
In Stock
From
$36.02
TE Connectivity
MQC205VT
MQC205VT
In Stock
From
$33.44
TE Connectivity
MQC555GR
MQC555GR
In Stock
From
$41.39
TE Connectivity
MQC555GY
MQC555GY
In Stock
From
$51.48
TE Connectivity
P25P42A22P1-24
P25P42A22P1-24
In Stock
From
$121.44
TE Connectivity
PCN-112D3MHZ
PCN-112D3MHZ
In Stock
From
$15.85
TE Connectivity
PRD-11AY1-240
PRD-11AY1-240
In Stock
From
$117.07
TE Connectivity
PRDA-11DYA-24
PRDA-11DYA-24
In Stock
From
$78.02
TE Connectivity
QC105
QC105
In Stock
From
$34.83
TE Connectivity
QCC306BK
QCC306BK
In Stock
From
$48.17
TE Connectivity
QCC306RD
QCC306RD
In Stock
From
$49.84
TE Connectivity
QCC311BU
QCC311BU
In Stock
From
$55.41
TE Connectivity
QCC311GR
QCC311GR
In Stock
From
$53.83
TE Connectivity
QCC311GY
QCC311GY
In Stock
From
$109.32
TE Connectivity
QCC311RD
QCC311RD
In Stock
From
$54.79
TE Connectivity
QCC311VT
QCC311VT
In Stock
From
$56.01
TE Connectivity
QCC351LB
QCC351LB
In Stock
From
$49.89
TE Connectivity
QCC359
QCC359
In Stock
From
$60.31
TE Connectivity
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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