BLO1 Single Pole Breaker Lockout BLO3 Multi Pole Breaker Lockout  BLO4 “No Hole” Breaker Lockout  BLO7 Three Phase Breaker Lockout    Prinzing breaker switch lockouts allow circuit breakers to be locked out, safely preventing unintentional energization of electric circuits. Model BLO1 is designed to fit most major brand single pole breakers. Our BLO3 is designed to fit multi pole breakers. The BLO4 is a “No Hole” breaker lockout designed to fit circuit breaker toggles up to 1/2" wide without a recess hole in the toggle. Unit is fastened by tightening the screw and then applying a padlock which prevents access to the screw.

The BLO7 is an easy to apply device designed to lockout circuits controlled by a wide range of three phase breaker handles up to .8" thick and 3" wide.     Small Grip Tight Toggle Circuit Breaker Lockout Fits standard toggle circuit breakers. Heavy steel construction and tight fit. Comes in 2 sizes. Small #LO493B fits most 120/240 volt breakers and large #LO491B fits most 480/600 volt breakers.

Plug lock out devices for your cord powered equipment

PLO23 Large plug lockout  PLO23-BI Spanish/English label    #488 Master Lock - large plug lock out Made of bright yellow thermoplastic, this large plug lockout accommodates plugs up to 3" in diameter and 5 1/2" long with a maximum cord diameter of 1 1/4". Master Lock #488 PLO21 Small Plug Lockout   Also made of bright yellow thermoplastic, but designed for smaller 110/220 plugs up to 2 1/2" long and 1 3/4" diameter with a maximum cord diameter of 1/2".   PLO27E Large Electrical/Pneumatic Plug Lockout   PLO25E Small Electrical Plug Lockout    These lockout devices accommodate a large variety of electrical plugs up to 3 1/2" in diameter and 5" in length as well as male air hose connectors. Holes accommodate electrical cord or “necked down” pneumatic male fittings commonly attached to compressed air hose. The lockouts work on 110V, 220V & 550V plugs. The PLO25E locks out electrical plugs only, not pneumatic fittings.               Control equipment powered by a lightswitch with our Wall Switch Lockouts   WSLO Wall Switch Lockout    Clear plastic lockout uses existing wall plate screws to mount. When locked closed this device prevents inadvertent switch access. (lock not included).