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Clamp-On Breaker Lockout

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Clamp-On Breaker Lockout

Durable polypropylene and nylon clamp-on lockouts designed for 120/277V (single- and multi-pole), 480/600V, and oversize circuit breakers. All models install quickly with a thumbscrew and accommodate one padlock with shackles up to 9/32". Available in multiple sizes to fit standard, multi-pole, and oversized breakers; select models include a detachable cleat and support OSHA 1910.147 compliance.

 

Model / Voltage Breaker Fit (Max) Padlocks Notes
120/277V Standard 9/16" W x 3/8" L 1 Thumbscrew installation
480/600V 1-7/16" W x 7/16" D 1 Includes detachable cleat
Oversize 2-1/4" W x 7/8" L 1 OSHA 1910.147 compliant
Multi-Pole 120/277V Fits most multi-pole breakers with tie bar 1 Durable nylon with stainless steel screw
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From $10.20
Clamp-On Breaker Lockout
$10.20

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Durable polypropylene and nylon clamp-on lockouts designed for 120/277V (single- and multi-pole), 480/600V, and oversize circuit breakers. All models install quickly with a thumbscrew and accommodate one padlock with shackles up to 9/32". Available in multiple sizes to fit standard, multi-pole, and oversized breakers; select models include a detachable cleat and support OSHA 1910.147 compliance.

 

Model / Voltage Breaker Fit (Max) Padlocks Notes
120/277V Standard 9/16" W x 3/8" L 1 Thumbscrew installation
480/600V 1-7/16" W x 7/16" D 1 Includes detachable cleat
Oversize 2-1/4" W x 7/8" L 1 OSHA 1910.147 compliant
Multi-Pole 120/277V Fits most multi-pole breakers with tie bar 1 Durable nylon with stainless steel screw