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  1. Home
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  3. Electrical Supplies
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  5. Circuit Protection
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  7. Panelboards, Load Centers, & Circuit Breaker Enclosures

Panelboards, Load Centers, & Circuit Breaker Enclosures (751 items)

Square D Load Center, QO, 12 Spaces, 125A, 120/240V AC, Main Lug, 1 Phase QO112L125PGC
CAD Files Available
Square D

Load Center, QO, 12 Spaces, 125A, 120/240V AC, Main Lug, 1 Phase

Zoro # G300489656
Mfr # QO112L125PGC
product price:  $63.89
/ea
Square D Load Center, QO, 6 Spaces, 100A, 120/240V AC, Main Lug, 1 Phase QO612L100DS
CAD Files Available
Square D

Load Center, QO, 6 Spaces, 100A, 120/240V AC, Main Lug, 1 Phase

Zoro # G0953811
Mfr # QO612L100DS
product price:  $49.55
/ea
Square D Load Center, QO, 2 Spaces, 30A, 120/240V AC, Main Lug, 1 Phase QO2L30S
CAD Files Available
Square D

Load Center, QO, 2 Spaces, 30A, 120/240V AC, Main Lug, 1 Phase

Zoro # G3229186
Mfr # QO2L30S
product price:  $24.99
/ea
Square D Load Center, 12 Spaces, 125A Amps, 120/240V AC QO312L125G
CAD Files Available
Square D

Load Center, 12 Spaces, 125A Amps, 120/240V AC

Zoro # G0639441
Mfr # QO312L125G
product price:  $205.99
/ea
Square D Load Center, 24 Spaces, 125 A Amps, 120/240V AC, QO Circuit Breaker Type, Indoor QO124L125PG
CAD Files Available
Square D

Load Center, 24 Spaces, 125 A Amps, 120/240V AC, QO Circuit Breaker Type, Indoor

Zoro # G6081101
Mfr # QO124L125PG
product price:  $107.99
/ea
Square D Load Center, 12 Spaces, 125A Amps, 120/240V AC QO312L125GRB
CAD Files Available
Square D

Load Center, 12 Spaces, 125A Amps, 120/240V AC

Zoro # G0925136
Mfr # QO312L125GRB
product price:  $271.99
/ea
Square D Load Center, QO, 16 Spaces, 125A, 120/240V AC, Main Lug, 1 Phase QO116L125PG
CAD Files Available
Square D

Load Center, QO, 16 Spaces, 125A, 120/240V AC, Main Lug, 1 Phase

Zoro # G800489682
Mfr # QO116L125PG
product price:  $76.19
/ea
Square D Load Center, QO, 12 Spaces, 100A, 120/240V AC, Main Circuit Breaker, 1 Phase QO112M100PC
CAD Files Available
Square D

Load Center, QO, 12 Spaces, 100A, 120/240V AC, Main Circuit Breaker, 1 Phase

Zoro # G800489705
Mfr # QO112M100PC
product price:  $132.99
/ea
Square D Load Center, QO, 40 Spaces, 200A, 120/240V AC, Main Lug, 1 Phase QO140L200PG
CAD Files Available
Square D

Load Center, QO, 40 Spaces, 200A, 120/240V AC, Main Lug, 1 Phase

Zoro # G800489675
Mfr # QO140L200PG
product price:  $203.99
/ea
Square D Load Center, 8 Spaces, 100A Amps, 120/240V AC QO816L100DS
CAD Files Available
Square D

Load Center, 8 Spaces, 100A Amps, 120/240V AC

Zoro # G3032784
Mfr # QO816L100DS
product price:  $79.89
/ea
Square D Load Center, 3 Spaces, 60A Amps, 120/240V AC QO403L60NRB
CAD Files Available
Square D

Load Center, 3 Spaces, 60A Amps, 120/240V AC

Zoro # G3322207
Mfr # QO403L60NRB
product price:  $115.99
/ea
Square D Load Center, QO, 20 Spaces, 125A, 120/240V AC, Main Lug, 1 Phase QO120L125PG
CAD Files Available
Square D

Load Center, QO, 20 Spaces, 125A, 120/240V AC, Main Lug, 1 Phase

Zoro # G600489677
Mfr # QO120L125PG
product price:  $113.99
/ea
Square D Panelboard Enclosure, MH, 42 Spaces, 225A MH38
CAD Files Available
Square D

Panelboard Enclosure, MH, 42 Spaces, 225A

Zoro # G1397103
Mfr # MH38
product price:  $109.99
/ea
Square D Load Center, 30 Spaces, 200A Amps, 120/240V AC QO330L200GRB
CAD Files Available
Square D

Load Center, 30 Spaces, 200A Amps, 120/240V AC

Zoro # G1978471
Mfr # QO330L200GRB
product price:  $510.99
/ea
Square D Panelboard Interior, QHB, QOB, QOB-VH, 42 Spaces, 225A, 120/240V AC, Convertible Main Lug, 3 Phase NQ442L2C
Square D

Panelboard Interior, QHB, QOB, QOB-VH, 42 Spaces, 225A, 120/240V AC, Convertible Main Lug, 3 Phase

Zoro # G1803934
Mfr # NQ442L2C
product price:  $632.99
/ea
Square D Load Center, QO, 24 Spaces, 200A, 120/240V AC, Main Lug, 1 Phase QO124L200PG
CAD Files Available
Square D

Load Center, QO, 24 Spaces, 200A, 120/240V AC, Main Lug, 1 Phase

Zoro # G500489623
Mfr # QO124L200PG
product price:  $159.99
/ea
Square D Circuit Breaker Enclosure, QO, 3 Spaces, 100A, 240V, Main Lug, 3 Phase QO3100BNF
CAD Files Available
Square D

Circuit Breaker Enclosure, QO, 3 Spaces, 100A, 240V, Main Lug, 3 Phase

Zoro # G0842488
Mfr # QO3100BNF
product price:  $131.99
/ea
Square D Load Center, 3 Spaces, 60A Amps, 120/240V AC QO403L60NS
CAD Files Available
Square D

Load Center, 3 Spaces, 60A Amps, 120/240V AC

Zoro # G2068324
Mfr # QO403L60NS
product price:  $88.45
/ea
Square D Load Center, 2 Spaces, 70A Amps, 120/240V AC QO24L70RB
CAD Files Available
Square D

Load Center, 2 Spaces, 70A Amps, 120/240V AC

Zoro # G1519043
Mfr # QO24L70RB
product price:  $77.75
/ea
Square D Load Center, HOM, 6 Spaces, 100A, 120/240V AC, Main Lug, 1 Phase HOM612L100RB
CAD Files Available
Square D

Load Center, HOM, 6 Spaces, 100A, 120/240V AC, Main Lug, 1 Phase

Zoro # G1766597
Mfr # HOM612L100RB
product price:  $62.39
/ea
Square D Load Center, 6 Spaces, 100A Amps, 120/240V AC QO612L100DF
CAD Files Available
Square D

Load Center, 6 Spaces, 100A Amps, 120/240V AC

Zoro # G1186227
Mfr # QO612L100DF
product price:  $57.85
/ea
Square D Load Center, 42 Spaces, 225A Amps, 120/240V AC QO342L225G
CAD Files Available
Square D

Load Center, 42 Spaces, 225A Amps, 120/240V AC

Zoro # G3211284
Mfr # QO342L225G
product price:  $521.99
/ea
Square D Load Center, 8 Spaces, 100A Amps, 120/240V AC QO816L100RB
CAD Files Available
Square D

Load Center, 8 Spaces, 100A Amps, 120/240V AC

Zoro # G1815642
Mfr # QO816L100RB
product price:  $130.99
/ea
Square D Load Center, 4 Spaces, 125A Amps, 240V QO148L125GS
Square D

Load Center, 4 Spaces, 125A Amps, 240V

Zoro # G0857075
Mfr # QO148L125GS
product price:  $81.89
/ea
Square D Load center accessory, QO, bracket kit, retaining, 100A to 125A, right side PK4MB2LA
Square D

Load center accessory, QO, bracket kit, retaining, 100A to 125A, right side

Zoro # G100905820
Mfr # PK4MB2LA
product price:  $11.59
/ea
Square D Load Center, 6 Spaces, 100A Amps, 120/240V AC QO612L100S
CAD Files Available
Square D

Load Center, 6 Spaces, 100A Amps, 120/240V AC

Zoro # G1260357
Mfr # QO612L100S
product price:  $60.15
/ea
Square D Circuit Breaker Enclosure, QO, 3 Spaces, 100A, Main Lug, 3 Phase QO3100BNRB
CAD Files Available
Square D

Circuit Breaker Enclosure, QO, 3 Spaces, 100A, Main Lug, 3 Phase

Zoro # G1786407
Mfr # QO3100BNRB
product price:  $149.09
/ea
Square D Load Center, HOM, 6 Spaces, 100A, 120/240V AC, Main Lug, 1 Phase HOM612L100SCP
CAD Files Available
Square D

Load Center, HOM, 6 Spaces, 100A, 120/240V AC, Main Lug, 1 Phase

Zoro # G2918821
Mfr # HOM612L100SCP
product price:  $42.69
/ea
Square D Load Center, QO, 30 Spaces, 125A, 120/240V AC, PoN Convertible Main Lug, 1 Phase QO130L125PG
CAD Files Available
Square D

Load Center, QO, 30 Spaces, 125A, 120/240V AC, PoN Convertible Main Lug, 1 Phase

Zoro # G3306603
Mfr # QO130L125PG
product price:  $135.99
/ea
Square D Circuit Breaker Enclosure, QO, 2 Spaces, 100A, Main Lug, 1 Phase QO2100BNS
CAD Files Available
Square D

Circuit Breaker Enclosure, QO, 2 Spaces, 100A, Main Lug, 1 Phase

Zoro # G6457875
Mfr # QO2100BNS
product price:  $65.55
/ea
Square D Panelboard Enclosure, MH, 42 Spaces, 400A MH50
CAD Files Available
Square D

Panelboard Enclosure, MH, 42 Spaces, 400A

Zoro # G1039762
Mfr # MH50
product price:  $137.99
/ea
Square D Load Center, QO, 60 Spaces, 200A, 120/240V AC, Convertible Main Circuit Breaker, 1 Phase QO160M200PC
CAD Files Available
Square D

Load Center, QO, 60 Spaces, 200A, 120/240V AC, Convertible Main Circuit Breaker, 1 Phase

Zoro # G6179171
Mfr # QO160M200PC
product price:  $537.99
/ea
Square D Circuit Breaker Enclosure, BS, 3 Spaces, 125A B125S
CAD Files Available
Square D

Circuit Breaker Enclosure, BS, 3 Spaces, 125A

Zoro # G800690477
Mfr # B125S
product price:  $153.99
/ea
Square D Circuit Breaker Enclosure, QO, 2 Spaces, 125A, 240V, 1 Phase QO2125BNS
CAD Files Available
Square D

Circuit Breaker Enclosure, QO, 2 Spaces, 125A, 240V, 1 Phase

Zoro # G0842241
Mfr # QO2125BNS
product price:  $91.99
/ea
Eaton Load Center, BR, 2 Spaces, 70A, 120/240V AC, Main Lug, 1 Phase BR24L70RP
Eaton

Load Center, BR, 2 Spaces, 70A, 120/240V AC, Main Lug, 1 Phase

Zoro # G1922983
Mfr # BR24L70RP
product price:  $53.65
/ea
Square D Load Center, 2 Spaces, 70A Amps, 120/240V AC QO24L70S
CAD Files Available
Square D

Load Center, 2 Spaces, 70A Amps, 120/240V AC

Zoro # G1515114
Mfr # QO24L70S
product price:  $42.69
/ea
Panelboards, Load Centers, & Circuit Breaker Enclosures (751 items)
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About Panelboards, Load Centers, & Circuit Breaker Enclosures

Circuit Breaker Enclosures serve as the backbone of any electrical system, providing a secure and protected environment for all integral components. They come in an array of sizes and designs to cater to diverse application needs. Whether you're looking for a circuit breaker enclosure box or a 100 amp outdoor circuit breaker with enclosure, you'll find it here.

Variety of Circuit Breaker Enclosures

The range of Circuit Breaker Enclosures spans from compact boxes designed to fit directly onto circuit boards, to larger units capable of housing multiple circuits. Depending on your specific requirement, enclosures can be made from sturdy plastic or metal materials. Many include additional features such as cooling vents or extra wiring space for enhanced functionality.

Construction of Circuit Breaker Enclosures

Crafted meticulously from sheet metal or durable plastic materials, our Circuit Breaker Enclosures are fitted with high-quality circuit breakers. These breakers are wired together in a particular configuration to ensure efficient power routing throughout the system - be it a simple breaker enclosure or a complex 100 amp outdoor circuit breaker enclosure.

Industry Applications of Circuit Breaker Enclosures

You'll find our Circuit Breaker Enclosures across various industries such as automotive manufacturing, aerospace engineering, medical device manufacturing, and industrial control systems. Professionals rely on these robust enclosures to maintain the safety and operation of their systems.

Finding Your Perfect Circuit Breaker Enclosure at Zoro

Zoro offers an extensive selection suitable for both professional use and DIY projects. Use our advanced search tool by entering the name or keyword of your desired item, or use our filters to narrow down our vast assortment. In addition to a comprehensive range of electrical supplies, we also offer other tools and equipment to ensure you're fully equipped for your project. Plus, when you shop at Zoro, you'll always enjoy competitive prices on tons of great brands you know and trust. We make the shopping experience as fast and seamless as possible with free shipping on orders over $50 for registered users, Net 30 payment terms for qualifying customers, and an unparalleled customer service experience.

Related Categories

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