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Circuit Breaker Part & Accessory

For circuit breaker systems in electrical distribution infrastructure, parts and accessories are among the most essential components for proper installation, maintenance, and operational reliability. These components enable secure mounting, proper connections, system integration, and ongoing maintenance of circuit breaker equipment throughout its operational lifecycle. Electrical.com carries an extensive selection of parts and accessories from all major manufacturers, including new, used, surplus, and re-certified options. These components are designed to meet the diverse needs of industrial facilities, commercial buildings, power distribution systems, and electrical panel installations.
SORT BY
Part Number
PRICE
Manufacturer
412FH
412FH
In Stock
From
$30.59
EBM Papst
414FH
414FH
In Stock
From
$41.16
EBM Papst
4169000
4169000
In Stock
From
$148.47
Rittal
42-01-020-089
42-01-020-089
In Stock
From
$11.35
E-T-A Circuit Breakers
4200-3230
4200-3230
Limited Stock
From
Get Price
Nidec Corp
420277YP05NWSJ10
420277YP05NWSJ10
In Stock
From
$266.46
Schneider Electric
4267850
4267850
In Stock
From
$799.52
Seifert Systems
427-TB
427-TB
In Stock
From
$14.06
Thomas & Betts
42CF-P2LNA1-A2
42CF-P2LNA1-A2
In Stock
From
$57.05
Allen-Bradley
42EF-P2MNB-A2
42EF-P2MNB-A2
In Stock
From
$100.07
Allen-Bradley
42EF-P2MPB-A5
42EF-P2MPB-A5
In Stock
From
$192.69
Allen-Bradley
42NLK42
42NLK42
In Stock
From
$560.55
Siemens
4333.120
4333.120
In Stock
From
$244.42
Rittal
4350005941
4350005941
In Stock
From
$24.60
Schneider Electric
437832-003
437832-003
In Stock
From
$37.79
Hewlett Packard Computer
44 FL IN
44 FL IN
In Stock
From
$130.29
Eaton
44-101
44-101
In Stock
From
$28.93
Ideal
44-102
44-102
In Stock
From
$77.42
Ideal
44-105
44-105
In Stock
From
$46.36
Ideal
44-108
44-108
In Stock
From
$28.28
Ideal
44-12FBC
44-12FBC
In Stock
From
$67.67
Eaton
44-12LE9A
44-12LE9A
In Stock
From
$483.79
Eaton
44-785
44-785
In Stock
From
$11.11
Ideal
440A-A07265
440A-A07265
In Stock
From
$11.22
Allen-Bradley

Electrical.com stocks the largest inventory of circuit breaker parts and accessories in the world, with over 1 million square feet of new, used, surplus, and re-certified components available for immediate shipment. From replacement parts to essential accessories, we have what you need when others say no. Our comprehensive circuit breaker parts and accessories inventory spans all configurations and specifications 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 breaker parts and accessories serve critical applications across industrial facilities, commercial buildings, manufacturing plants, power distribution systems, electrical panels, switchgear installations, and maintenance operations.


Whether you're maintaining legacy equipment with obsolete parts or sourcing current production accessories for new installations, our 40+ warehouse locations across the US and Canada ensure rapid delivery to minimize your downtime. Need circuit breaker parts and accessories 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.