Accessories

Square D™ QO™ HLO1 Handle Clamp Padlock Attachment, For Use With QO, QOB 1-Pole Miniature Circuit Breaker, Steel

QO and QOB one, two and three pole thermal magnetic circuit breakers provide overcurrent protection and switching on ac and dc systems. These circuit breakers have an over center, trip-free toggle mechanism with quick-make, quick break action and positive handle indication. They also have VisiTrip trip indication, which provides a visual indication that the circuit breaker has tripped and interrupted the circuit. This QO mini circuit breaker accessory is a clamp device used on 1 pole breakers.