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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
HE41B020	In Stock From $57^.36	Siemens	20	1
HE41B070	Limited Stock From Get Price	Siemens	70	1
HJ63B200	Limited Stock From Get Price	ITE	200	3
HJ63B300	Limited Stock From Get Price	ITE	300	3
HJ63B400	In Stock From $709^.28	Siemens	400	3
HL3B450	In Stock From $1,485^.48	Siemens	450	3
HL3B600	In Stock From $1,073^.80	Siemens	600	3
HL3F600	In Stock From $1,604^.72	ITE	600	3
HL63B500	In Stock From $367^.02	ITE	500	3
HL63B600	In Stock From $222^.22	ITE	600	3
HN3B400	In Stock From $1,804^.39	Siemens	400	3
HN3B500	In Stock From $3,246^.17	ITE	500	3
HN3B600	In Stock From $2,507^.36	ITE	600	3
HN3B700	In Stock From $2,165^.25	ITE	700	3
HN3F800	In Stock From $1,691^.79	ITE	800	3
HPB3B160	In Stock From $4,871^.74	Siemens	1600	3
HR3S200	In Stock From $612^.74	ITE	2000	3
JJ2B250	In Stock From $1,221^.57	Siemens	250	2
JJ2B300	In Stock From $818^.06	ITE	300	2
JJ2B400	In Stock From $1,138^.82	ITE	400	2
JJ3S400V	In Stock From $63^.00	Siemens	400	3
JL2B070	In Stock From $1,155^.01	ITE	70	2
JL2B080	In Stock From $604^.73	ITE	80	2
JL2B090	In Stock From $365^.52	ITE	90	2

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.

Learn More

The Basics of A Circuit Breaker

The Main Types Of Breaker Protections