Fire Alarm Circuit Breaker Lock

Regular price $2.99


A circuit breaker lock (on) sized to standard US 15A/20A breakers for fire alarm systems.

Hole sized for an 8-32 set screw with inset nut (stainless steel hardware included) 

Intended for NFPA 72 compliance by preventing accidental disconnection of fire alarm control panel circuits.


High-strength PETG maintains its rigidity to 177°F.