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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
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Manufacturer
Amperage
Poles
SHND69900AH
SHND69900AH
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Siemens
900
3
SHND69900ANGTH
SHND69900ANGTH
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Siemens
900
3
SHND6A120LI
SHND6A120LI
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Siemens
1200
3
SHND6B120LSI
SHND6B120LSI
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Siemens
1200
3
SMD69600AG
SMD69600AG
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Siemens
600
3
SMD69600ANGTH
SMD69600ANGTH
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Siemens
600
3
SMD69600NT
SMD69600NT
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Siemens
600
3
SMD69800
SMD69800
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Siemens
800
3
SMD69800NT
SMD69800NT
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Siemens
800
3
SND69100AGH
SND69100AGH
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Siemens
1000
3
SND69100ANGTH
SND69100ANGTH
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Siemens
1000
3
SND69100ANTH
SND69100ANTH
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Siemens
1000
3
SND69120AGH
SND69120AGH
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Siemens
1200
3
SND69800AG
SND69800AG
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Siemens
800
3
SND69800AGH
SND69800AGH
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Siemens
800
3
SND69800AH
SND69800AH
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Siemens
800
3
SND69800ANGTH
SND69800ANGTH
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Siemens
800
3
SND69800ANT
SND69800ANT
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Siemens
800
3
SND69800ANTH
SND69800ANTH
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Siemens
800
3
SND69800G
SND69800G
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Siemens
800
3
SND69900G
SND69900G
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Siemens
900
3
U01ED62AA
U01ED62AA
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Siemens
-
-
U01ED62B
U01ED62B
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Siemens
-
-
U01MNM64A
U01MNM64A
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Siemens
-
-
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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