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Enclosures

For circuit breaker installations and electrical distribution systems, enclosures are among the most critical components for protecting equipment and ensuring safe operation. Enclosures provide physical protection, environmental shielding, and safety barriers that safeguard circuit breakers and electrical components from damage, contamination, and unauthorized access. Electrical.com carries an extensive selection of enclosures 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, outdoor installations, and hazardous location applications.
SORT BY
Part Number
PRICE
Manufacturer
MRK-200ST-BK
MRK-200ST-BK
In Stock
From
$21.02
Vantech Industries
MRM-RMSBB
MRM-RMSBB
In Stock
From
$89.77
Potter Electric
MS EQ2 1
MS EQ2 1
In Stock
From
$3.63
Matsushita Electric
MS-501
MS-501
In Stock
From
$105.70
Siemens
MS.G55
MS.G55
In Stock
From
$16.16
Altech Corp
MS4800-IP67-1480
MS4800-IP67-1480
Limited Stock
From
Get Price
Omron
MSM-INST
MSM-INST
In Stock
From
$118.34
Siemens
MT-SUR-BOX
MT-SUR-BOX
In Stock
From
$103.84
Siemens
N1-101006
N1-101006
In Stock
From
$95.17
Ralston
N1-121206
N1-121206
In Stock
From
$59.71
Ralston
N12-483612
N12-483612
In Stock
From
$1,861.07
Ralston
N5302A
N5302A
Limited Stock
From
Get Price
Agilent Technologies
N5EPE02
N5EPE02
In Stock
From
$15.32
Springer Controls
NABB610
NABB610
In Stock
From
$27.24
Walther Electric
NB141207-100-UL
NB141207-100-UL
In Stock
From
$352.83
L-Com
NB141207-10F
NB141207-10F
In Stock
From
$554.79
L-Com
NB181608-1H0
NB181608-1H0
In Stock
From
$220.95
L-Com
NBB-15243
NBB-15243
In Stock
From
$100.94
BUD
NBD-10472
NBD-10472
In Stock
From
$258.44
BUD
NBE-10563
NBE-10563
In Stock
From
$185.14
BUD
NBF-32040
NBF-32040
In Stock
From
$479.77
Bud Industries
NBF-32324
NBF-32324
In Stock
From
$137.58
Bud Industries
NEMA1-0.2E1-27
NEMA1-0.2E1-27
In Stock
From
$45.45
Fuji Electric
NEMA1-0.4E1-27
NEMA1-0.4E1-27
In Stock
From
$40.68
Fuji Electric

Electrical.com stocks the largest inventory of circuit breaker enclosures in the world, with over 1 million square feet of new, used, surplus, and re-certified electrical enclosures available for immediate shipment. From standard indoor enclosures to specialized NEMA-rated outdoor configurations, we have what you need when others say no. Our comprehensive circuit breaker enclosure inventory spans all NEMA ratings, voltage classes, and mounting configurations 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 enclosures serve critical applications across industrial facilities, commercial buildings, manufacturing plants, outdoor electrical installations, hazardous locations, data centers, utilities infrastructure, and power distribution systems.


Whether you're replacing damaged enclosures on legacy equipment, upgrading existing installations, or sourcing components for new electrical systems, our 40+ warehouse locations across the US and Canada ensure rapid delivery to minimize your downtime. Need circuit breaker enclosures 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.