Circuit Breakers | McMaster-Carr

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Breakthrough Current @ Voltage

5,000 amp @ 120V AC

10,000 amp @ 120V AC

22,000 amp @ 120V AC

65,000 amp @ 120V AC

5,000 amp @ 208V AC

1,000 amp @ 240V AC

10,000 amp @ 240V AC

22,000 amp @ 240V AC

65,000 amp @ 240V AC

85,000 amp @ 240V AC

200 amp @ 250V AC

1,000 amp @ 250V AC

1,500 amp @ 250V AC

2,000 amp @ 250V AC

5,000 amp @ 277V AC

Circuit Breaker Interruption Type

Hydraulic-Magnetic

Certification

C-UL Recognized Component

UL Recognized Component

Width

Number of Circuits Controlled

Reset Type

Specifications Met

Fed. Spec. W-C-596

Number of Spaces

Height

Export Control Classification Number (ECCN)

RoHS

Compliant with Exemptions

DFARS Specialty Metals

REACH

Enclosure Rating

Depth

Environment

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683 Products

Electrical

Circuit Breakers

Circuit Breakers

Reusable way to interrupt circuits when they overload or short

Circuit Interrupters

Circuit Interrupters

Ground fault protection stops injuries from electric shocks; hardwire to equipment to break circuits

Circuit Breaker Boxes

Circuit Breaker Boxes

Hold a series of circuit breakers in line; also known as load centers

Circuit Breaker Box Filler Plates

Circuit Breaker Box Filler Plates

Conceal live electrical components in circuit breaker boxes to prevent injury and damage

Outlet Strips

Plug in multiple devices to power them from a single outlet

Electrical Receptacles

Electrical Receptacles

Install in a wall or panel to transmit power or data to plugs or sockets

Electrical Cord Reels

Electrical Cord Reels

Neatly store electrical cords for easy access

Electrical Cords

Electrical Cords

Connect equipment and devices to a power supply

Electrical Cord Circuit Interrupter Converters

Electrical Cord Circuit Interrupter Converters

Hardwire to extension cords to protect against electric shock in wet areas

Electrical Adapters

Electrical Adapters

Change electrical connectors to another type, size, or gender

Temporary Power Distribution Boxes

Temporary Power Distribution Boxes

Send power to equipment from generators or other sources when electricity is not available

Outlet Boxes

House electrical components such as on-off switches, receptacles, and dimmer knobs

Battery Chargers

Battery Chargers

Charge everything from large-cell to cordless tool to household batteries

Relays

Electrically open and close circuits to control power to lights, motors, and other equipment

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)