The Eaton SPHM1RM0003 DIN Rail Circuit Breaker is a 3 A, single-pole device designed for DIN rail mounting in electrical panels. It is rated for 277/480 VAC and carries the SPHM type designation within the Cutler-Hammer family. This 1P/1PH breaker provides a compact, rail-mounted solution for protecting circuits in 277/480-volt distribution systems.
