This padlocking device is one of the available accessories for PowerPacT H and J circuit breakers. HJPA is a field installable fixed lock and can lock the breaker handle in either ON or OFF position. Locks can also be ordered factory installed. These locks are not compatible with HD or HG two pole circuit breakers but fit HJ two pole, all H three pole devices, and both two pole and three pole J-Frame breakers. This device meets UL and CSA standards.