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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
SMBJ150CA-TP
SMBJ150CA-TP
Limited Stock
From
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Micro Commercial Components
SMBJ16A-TR
SMBJ16A-TR
In Stock
From
$0.37
ST Micro
SMBJ22A-TR
SMBJ22A-TR
Limited Stock
From
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ST Micro
SMBJ33A-TR
SMBJ33A-TR
Limited Stock
From
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ST Micro
SMBJ5.0A-TR
SMBJ5.0A-TR
Limited Stock
From
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ST Micro
SMC4F
SMC4F
In Stock
From
$18.08
Arlington Industries
SMCJ24A-E3/57T
SMCJ24A-E3/57T
Limited Stock
From
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Vishay
SMDG01
SMDG01
In Stock
From
$3.99
Optical Cable Corporation
SML-LX0402GC-TR
SML-LX0402GC-TR
In Stock
From
$0.23
Lumex
SML-LX1206SUGC-TR
SML-LX1206SUGC-TR
In Stock
From
$0.24
Lumex
SML-LX2835SISUGSBC
SML-LX2835SISUGSBC
In Stock
From
$2.45
Lumex
SP-142743
SP-142743
In Stock
From
$22.97
Allen-Bradley
SP100A-1123XBT
SP100A-1123XBT
In Stock
From
$8.34
Sunon
SP100A-1123XSL.GN
SP100A-1123XSL.GN
In Stock
From
$43.22
Sunon
SP103A-1123LST.GN
SP103A-1123LST.GN
In Stock
From
$35.69
Sunon
SP401012MW
SP401012MW
In Stock
From
$12.07
Generic
SPA130
SPA130
In Stock
From
$26.79
Mersen
SPC20191
SPC20191
In Stock
From
$14.84
SPC
SPCT2-280-1+NPE
SPCT2-280-1+NPE
Limited Stock
From
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Eaton
SQ-72/0-10
SQ-72/0-10
Limited Stock
From
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Meco International
SQ72-0/4/8
SQ72-0/4/8
Limited Stock
From
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Meco International
SQ72-0/6/12
SQ72-0/6/12
Limited Stock
From
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Meco International
SQ96-0/40/80
SQ96-0/40/80
Limited Stock
From
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Meco International
SQD-MA-CROWN
SQD-MA-CROWN
In Stock
From
$157.59
Square D

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.