Eaton / Cutler-Hammer CH340 – 40A 3 Pole Miniature Circuit Breaker Fan Favorite

Engineered for commercial and industrial environments, this 40-amp miniature circuit breaker provides reliable overcurrent protection. It features a standard 10kA interrupt rating at 240VAC and carries an HACR certification for heating and cooling equipment. The unit mounts into Eaton and Cutler-Hammer Type CH load centers. It utilizes a 3/4-inch per pole format, requiring three spaces within the panelboard chassis. A common trip mechanism ensures all three phases disconnect simultaneously.