The Metal Masters 305437 immersion heater assembly includes a cutout and conduit box for its specified equipment application. The heater transfers electrical energy into heat through an element immersed in the intended medium, while the cutout provides a temperature-related interruption according to its design. The conduit box houses the associated electrical connections. https://partsfe.com/urn-heater-wcut-out208v-5000w-for-metal-masters-part-305437/1-305437.html