Industrial 4003T01SN Motor Starter Switch Style T01 Single Phase

The Challenger 4003T01SN Motor Starter Switch, Style T01, is a compact single‑phase motor control device designed to start and stop small industrial motors. Identified by part number 4003T01SN, this unit sits within Challenger Electrical Equipment Corp’s line of manual motor starters and features the Style T01 mounting/face designation for its place in the family. Designed for installation in electrical control panels and machine builds, it provides a straightforward means to actuate a single‑phase motor from a local control circuit, making it suitable for equipment such as machine tools, conveyors, pumps, and fans where a simple, reliable control switch is needed. The 4003T01SN designation signals its place in Challenger’s motor starter catalog and compatibility with other Challenger control accessories and enclosures as part of a cohesive starter system. In practical terms, buyers seek this model when they require a dedicated single‑phase starter switch that integrates cleanly with existing Challenger components and a T01‑style interface.