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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.
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Part Number
PRICE
Manufacturer
4000-75070-1011000
4000-75070-1011000
Limited Stock
From
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Murr Elektronik
4000-75070-1012000
4000-75070-1012000
In Stock
From
$53.91
Murr Elektronik
4000-75070-1013000
4000-75070-1013000
Limited Stock
From
Get Price
Murr Elektronik
4000-76070-1011000
4000-76070-1011000
In Stock
From
$50.50
Murr Elektronik
4000065
4000065
In Stock
From
$181.80
Rittal
4003000
4003000
In Stock
From
$1,866.40
Simco
40054-DSS
40054-DSS
In Stock
From
$1.32
Leviton
4005G
4005G
In Stock
From
$5.60
Aavid Thermalloy
401-16-1
401-16-1
In Stock
From
$24.05
Ametek
40194-191
40194-191
In Stock
From
$8.56
Banner Engineering
40283-437-50
40283-437-50
In Stock
From
$8.18
Square D
403072-000
403072-000
In Stock
From
$0.11
TE Connectivity
4037520-M181
4037520-M181
In Stock
From
$174.35
KUKA
40392-400-17
40392-400-17
In Stock
From
$7.37
Allen-Bradley
40394-472-24
40394-472-24
In Stock
From
$34.50
Allen-Bradley
403A-285G
403A-285G
In Stock
From
$41.21
Mg Chemicals
404299
404299
Limited Stock
From
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Heidelberg
4050-1L
4050-1L
In Stock
From
$33.15
Mg Chemicals
4051219151
4051219151
In Stock
From
$1,598.20
Schneider Electric
408971-000
408971-000
In Stock
From
$81.78
TE Connectivity
409B-140G
409B-140G
In Stock
From
$19.32
Mg Chemicals
40N2F05WH
40N2F05WH
In Stock
From
$8.67
Legrand
40N2F21V
40N2F21V
In Stock
From
$43.57
Legrand
40PX2K1RA
40PX2K1RA
Limited Stock
From
Get Price
CMP Corporation

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.