Eaton Cutler-Hammer FD2040L Molded Case Circuit Breaker

The Eaton Cutler-Hammer FD2040L is a 2-pole molded case circuit breaker rated for 40 amps at 600 volts, part of the FD Frame family, delivering thermal-magnetic overcurrent and short-circuit protection. Designed for panel or switchboard mounting, it provides branch-circuit and equipment protection in industrial power distribution and is commonly used in control panels, switchboards, HVAC systems, automation controls, machinery power systems, and conveyors on 50/60 Hz networks. This Red Label, New Open Box (NOB) unit is intended for replacement, retrofit, or spare inventory in Eaton/Cutler Hammer installations, with cross-references including Eaton FD2040, Siemens HFD2040, and Square D FA24040.