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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
NL20
NL20
In Stock
From
$48.04
Eaton
NL20CS
NL20CS
In Stock
From
$44.44
Eaton
QCRMTGFT
QCRMTGFT
In Stock
From
$0.83
Eaton
QO2225SL
QO2225SL
In Stock
From
$150.72
Schneider Electric
SCOM1K
SCOM1K
In Stock
From
$328.48
General Electric
STEP-PS-100-240AC-24DC-1.5
STEP-PS-100-240AC-24DC-1.5
In Stock
From
$81.89
Phoenix Contact
THT1
THT1
In Stock
From
$8.19
General Electric
TQCBMPA1
TQCBMPA1
In Stock
From
$22.68
General Electric
TRV00210
TRV00210
In Stock
From
$83.77
Schneider Electric
TSLP3M
TSLP3M
In Stock
From
$127.72
Siemens
UK  5-HESI
UK 5-HESI
In Stock
From
$15.82
Phoenix Contact
3VA9137-0FK35
3VA9137-0FK35
In Stock
From
$287.16
Siemens
3VA9138-0LB11
3VA9138-0LB11
In Stock
From
$97.54
Siemens
3VA9143-0KP00
3VA9143-0KP00
In Stock
From
$660.97
Siemens
3VA9273-0QB00
3VA9273-0QB00
In Stock
From
$221.10
Siemens
3VA9277-0HA10
3VA9277-0HA10
In Stock
From
$1,433.84
Siemens
6424/2U
6424/2U
In Stock
From
$63.07
EBM Papst
66A6032H03
66A6032H03
In Stock
From
$25.65
Eaton
66C1488G13
66C1488G13
In Stock
From
$133.33
Eaton
8501NR51
8501NR51
In Stock
From
$12.18
Square D
8US1-923-3AA00
8US1-923-3AA00
In Stock
From
$21.21
Siemens
8US1251-5NT10
8US1251-5NT10
In Stock
From
$75.59
Siemens
BBKQR2
BBKQR2
In Stock
From
$778.79
Siemens
BBKQRP1FK
BBKQRP1FK
In Stock
From
$73.58
Siemens

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.