Also known as supplemental protectors, these circuit breakers mount directly to DIN rail downstream from a branch circuit breaker to protect a single piece of equipment.

Match these circuit breakers to Square D breaker boxes or panel boards of the same manufacturer series.

Install these circuit breakers into Cutler-Hammer CH series breaker boxes.

Small enough to fit in tight spaces, these circuit breakers mount through panels and are UL 489-rated for branch circuit protection.

Built to resist vibration and corrosion in harsh environments, these circuit breakers protect against overload and short circuits in low-voltage automotive and other electronic applications.