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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
166E44
166E44
In Stock
From
$18.18
Hammond Mfg
166G10
166G10
In Stock
From
$26.26
Hammond Mfg
166G50
166G50
In Stock
From
$31.92
Hammond Mfg
166L50
166L50
In Stock
From
$101.41
Hammond Mfg
166N8
166N8
In Stock
From
$22.95
Hammond Mfg
1677220000
1677220000
In Stock
From
$0.13
Weidmuller
167J25
167J25
In Stock
From
$95.78
Hammond Mfg
167L12
167L12
In Stock
From
$40.00
Hammond Mfg
167L50
167L50
In Stock
From
$44.34
Hammond Mfg
167M28
167M28
In Stock
From
$185.34
Hammond Mfg
167U6
167U6
In Stock
From
$56.56
Hammond Mfg
1683710000
1683710000
In Stock
From
$0.63
Weidmuller
1699860000
1699860000
In Stock
From
$0.70
Weidmuller
1699880000
1699880000
In Stock
From
$0.83
Weidmuller
17-21543
17-21543
In Stock
From
$5.52
Eaton
17020015407
17020015407
In Stock
From
$390.64
Pfannenberg
1706120000
1706120000
In Stock
From
$0.49
Weidmuller
1707270000
1707270000
In Stock
From
$0.48
Weidmuller
1716640000
1716640000
In Stock
From
$0.39
Weidmuller
1718431044
1718431044
In Stock
From
$0.24
Weidmuller
17202
17202
In Stock
From
$10.14
Desco
1736181696
1736181696
In Stock
From
$0.25
Weidmuller
1758320001
1758320001
In Stock
From
$0.35
Weidmuller
175A-NA
175A-NA
In Stock
From
$100.60
Hammond Mfg

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.