Eaton / Westinghouse EB3040 – 40A 3 Pole Molded Case Circuit Breaker Buy Online

Part of the legacy E-Frame family, the Eaton EB3040 is a 40A, three-pole molded case circuit breaker delivering reliable long-time and instantaneous trip functions. Designed for bolt-on mounting, it integrates into classic Westinghouse and Eaton Pow-R-Line C panelboards. This exact-match component allows managers to service older panels without upgrading to the EHD3040 replacement. The breaker provides a 10 kAIC rating at 240VAC and utilizes fixed thermal-magnetic trip technology.