Cutler-Hammer GHB1040N Molded Case Circuit Breaker, a single-pole protective device rated 40 amperes at 277 volts. Designed to provide overcurrent protection for branch circuits in electrical panels and equipment, the GHB1040N helps prevent damage from overloads and short circuits. This 1-pole unit from the Cutler-Hammer line is built as a molded case breaker for compact, durable protection in electrical distribution systems.
