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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
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HEB3B040B
HEB3B040B
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Siemens
40
3
HFK3T250L
HFK3T250L
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Siemens
250
3
HLXD63B500H
HLXD63B500H
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Siemens
500
3
HNG3B120
HNG3B120
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Siemens
1200
3
LMG3B800
LMG3B800
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Siemens
800
3
LXD63B400
LXD63B400
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Siemens
400
3
NMG3B700
NMG3B700
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Siemens
700
3
NMG3B800B
NMG3B800B
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Siemens
800
3
QJ23B15000S07
QJ23B15000S07
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Siemens
150
3
B310000S07
B310000S07
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Siemens
100
3
B3100H00S07
B3100H00S07
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Siemens
100
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B3100HH00S07
B3100HH00S07
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Siemens
100
3
LGB3B090
LGB3B090
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Siemens
90
3
BF250
BF250
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Siemens
50
2
3VL1704-2DD33-0AA0
3VL1704-2DD33-0AA0
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Siemens
40
2
3VL1716-1DA36-0AA0
3VL1716-1DA36-0AA0
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Siemens
160
3
3VL1716-2DD33-0AA0
3VL1716-2DD33-0AA0
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Siemens
160
2
3VL2716-1DC33-0AA0
3VL2716-1DC33-0AA0
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Siemens
160
1
5SJ4116-8HG41
5SJ4116-8HG41
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Siemens
16
1
5SJ4145-8HG40
5SJ4145-8HG40
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Siemens
45
1
5SJ4230-8HG41
5SJ4230-8HG41
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Siemens
30
2
5SY5206-7
5SY5206-7
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Siemens
6
2
6F62
6F62
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Siemens
-
-
B170HH
B170HH
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Siemens
70
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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