Heinemann SPHM1HM02R5A is a DIN rail-mounted circuit breaker rated 2.5 A at 277 VAC, designed as a 1P (one-pole), 1PH (one-phase) Type SPHM device. It mounts on standard DIN rails in control panels and other electrical assemblies to provide overcurrent protection for single-pole circuits at 277 VAC.
