Square D 2-Pole Handle Lock Off

The Square D Handle Lock-Off Kit for QO and Q1 Circuit Breakers is intended for use to hold circuit breakers in the on or off position. For use with Homeline, QO and Q1 circuit breakers. Handle can be secured in OFF (O) or ON (I) position. If secured ON (I), attachment will not prevent circuit breaker from opening if tripped by circuit conditions.