Breaker Locks | McMaster-Carr

Filter by

For Circuit Breaker Pole Type

Voltage

For Use With

Battery Cable Connectors

Battery Disconnect Switches

For Manufacturer

American Circuit Breakers

Federal Pacific Electric

Frank Adams

Fuji

Circuit Breaker Lockout Type

Color

Lockout Type

Box with Document Display

For Maximum Switch Width

Material

For Maximum Number of Padlocks

For Circuit Breaker Switch Type

Overall Length

Overall Width

For Maximum Switch Thickness

REACH

Overall Depth

Maximum Padlock Shackle Diameter

Specifications Met

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

Yes

DFARS Specialty Metals

Exempt

Export Control Classification Number (ECCN)

Length

RoHS

Label Included

Depth

145 Products

Lockouts

Clamp-On Circuit Breaker Lockouts

Lock circuit breaker switches, even if they don't have a through-hole

18 products

Circuit Breaker Lockouts

Lock out switches with a through-hole to prevent accidental start-ups

3 products

Tie-Bar DIN-Rail Mount Circuit Breaker Lockouts

Wrap around an entire tie bar on your DIN-rail-mount circuit breaker

1 product

Clamp-On DIN-Rail Mount Circuit Breaker Lockouts

Lock small switches on DIN-rail mounted breakers without a through-hole
Pins stick into holes in the housing on your DIN-rail-mount circuit breaker

2 products

Tie-Bar Circuit Breaker Lockouts

From a single point, lock out multiple breaker switches

2 products

Pin-In DIN-Rail Mount Circuit Breaker Lockouts

Pins slot into holes from the outside for a more secure hold than clamp-on lockouts

1 product

Electrical Panel Lockouts

Block access to the entire panel rather than locking individual breakers

5 products

Self-Retracting Lockout Cables

Flexible cables retract for a tight fit around controls without any slack

2 products

Pin-Out DIN-Rail Mount Circuit Breaker Lockouts

Pins stick into holes in the housing on your DIN-rail-mount circuit breaker

2 products

Clamp-On Lockout Cables

Clamp to a surface nearby to pull the cable tight from a fixed point

1 product

Circuit Breaker Lockout Bars

Physically block breaker switches from flipping until you remove the bar

5 products

Lockout Hasps

Lock out power sources to keep machinery off during repairs

12 products

Pull-Tight Lockout Cables

Manually tighten cables even after they're locked out

9 products

Pinch-Point Lockout Cables

Weave the cable through valves and controls before pinching shut

8 products

Portable Group Lockout Boxes

Bring to a job site to store lockout keys while the team works

8 products

Pry-Resistant Interlocking-Hasp Lockouts

The clasps interlock to protect against prying

4 products

Low-Profile Lockout Hasps with Label

Fit into tight spaces and include a label to record who set the lockout

1 product

Nonconductive Lockout Hasps

Made of plastic to prevent shocks from electrical equipment

6 products

Portable/Wall-Mount Group Lockout Boxes

Bring to a worksite and mount on the wall for safe storage

9 products

Pry-Resistant Lockout Hasps with Padlock Slot

A slot instead of holes makes it easy to install multiple padlocks

6 products

Choose-a-Color Lockout Hasps with Label

Identify different types of lockouts by color

1 product

Pry-Resistant Lockout Hasps

Shut tight enough that picks and other tools can't pry them open

3 products

Circuit Breaker Group Lockouts

Secure a single breaker with multiple padlocks until all work is complete

6 products

Dual-Jaw Lockout Hasps

Differently-sized jaws at each end lock spaces with various clearances

2 products

Lockout Hasps with Chain

Attach to equipment with a chain so they won’t get lost

2 products

Lockout Hasps with Label

A Danger label alerts passersby that the energy control is locked out

2 products

Low-Profile Lockout Hasps

Fit into tight spaces and still accommodate padlocks for each team member

2 products

Pry-Resistant Interlocking-Hasp Lockouts with Chain

Clasps prevent prying and a chain keeps the hasp close by when not in use

2 products

Wall-Mount Group Lockout Boxes

People must remove their padlocks from the box to access the lockout key

2 products

Nonconductive Lockout Hasps with Tag Holder

Made of plastic to prevent shocks, and include a holder for disposable tags

2 products

Lockout Sets

Electrical Lockout Sets with Padlocks

Include an assortment of padlocks, hasps, and other electrical lockouts on hand

3 products

Lockout Chain Sets with Padlocks

An assortment of steel lockout chains, hasps, and more for hazardous spaces

1 product

Electrical, Valve, and Air Hose Lockout Sets with Padlocks

Lock out nearly any power source or supply line in your facility

1 product

Electrical and Valve Lockout Sets with Padlocks

Everything you need to lock out your electrical equipment or valves

4 products

Wall-Mount Lockout Sets with Padlocks

Everything you need to lock out most electrical equipment and valves
Mount group lockout items to a wall to keep them organized and within reach

6 products

Wall-Mount Electrical and Valve Lockout Sets with Padlocks

Everything you need to lock out most electrical equipment and valves

2 products