1. Home / 
  2. All Categories / 
  3. Circuit Breaker

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.
Popular Categories
SORT BY
Part Number
PRICE
Manufacturer
4435.0204
4435.0204
Limited Stock
From
Get Price
Schurter
4435.0287
4435.0287
Limited Stock
From
Get Price
Schurter
4435.0713
4435.0713
Limited Stock
From
Get Price
Schurter
448360000
448360000
Limited Stock
From
Get Price
Weidmuller
44A0111-20-2
44A0111-20-2
Limited Stock
From
Get Price
Raychem
44A0111-22-1-US
44A0111-22-1-US
Limited Stock
From
Get Price
Raychem
44LCOMBO
44LCOMBO
Limited Stock
From
Get Price
Eaton
45-270-1R
45-270-1R
Limited Stock
From
Get Price
GC Electronics
45-581
45-581
Limited Stock
From
Get Price
GC Electronics
45-700-IG1-P10-2A
45-700-IG1-P10-2A
Limited Stock
From
Get Price
E-T-A Circuit Breakers
45-700-P-DD
45-700-P-DD
Limited Stock
From
Get Price
E-T-A Circuit Breakers
45-700-P10-10A
45-700-P10-10A
Limited Stock
From
Get Price
E-T-A Circuit Breakers
4500-CE-1303-0000
4500-CE-1303-0000
Limited Stock
From
Get Price
Triplett
450CC2505C1
450CC2505C1
Limited Stock
From
Get Price
Thorgren
450T-V2-Y-1-DIN-NCR-C
450T-V2-Y-1-DIN-NCR-C
Limited Stock
From
Get Price
Acromag
451612-000
451612-000
Limited Stock
From
Get Price
TE Connectivity
4540
4540
Limited Stock
From
Get Price
Rittal
4541
4541
Limited Stock
From
Get Price
Rittal
455-1019-ND
455-1019-ND
Limited Stock
From
Get Price
JST
4554830001
4554830001
Limited Stock
From
Get Price
TE Connectivity
455689-1
455689-1
Limited Stock
From
Get Price
TE Connectivity
457000000
457000000
Limited Stock
From
Get Price
Weidmuller
4582.5
4582.5
Limited Stock
From
Get Price
Rittal
4583
4583
Limited Stock
From
Get Price
Rittal
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