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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
Amperage
Poles
NJNLE46150E20
NJNLE46150E20
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Merlin Gerin
150
4
NJNLE46250E20
NJNLE46250E20
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Square D
250
4
NJNLE46630E20
NJNLE46630E20
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Square D
630
4
S48839
S48839
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Square D
-
-
STR23SV
STR23SV
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Merlin Gerin
-
3
STR28D-LI-1600A
STR28D-LI-1600A
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Merlin Gerin
-
3
STR38S-1000A
STR38S-1000A
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Merlin Gerin
-
3
STR38S-LS
STR38S-LS
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Merlin Gerin
-
3
STR38S-LS-1200A
STR38S-LS-1200A
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Merlin Gerin
-
3
STR38S-LS-1250A
STR38S-LS-1250A
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Merlin Gerin
-
3
STR38S-LS-1600A
STR38S-LS-1600A
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Merlin Gerin
-
3
STR38S-LS-2000A
STR38S-LS-2000A
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Merlin Gerin
-
3
STR38S-LS-3000A
STR38S-LS-3000A
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Merlin Gerin
-
3
STR38S-LSI
STR38S-LSI
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Merlin Gerin
-
3
STR38S-LSI-2000A
STR38S-LSI-2000A
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Merlin Gerin
-
3
STR55UP
STR55UP
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Square D
-
3
STR58U-LSIG-800A
STR58U-LSIG-800A
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Merlin Gerin
-
3
TM100G-3P
TM100G-3P
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Merlin Gerin
-
3
TM250G
TM250G
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Merlin Gerin
-
3
TM250G-3P
TM250G-3P
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Merlin Gerin
-
3
TM50DP-3P
TM50DP-3P
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Merlin Gerin
-
3
18505
18505
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Merlin Gerin
16
3
24358
24358
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Merlin Gerin
2
4
24359
24359
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Schneider Electric
3
4
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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