The Thermax MX10G-24-020 is a hardwired mechanical interlock switch acts like an electrical switch with a mechanical connection. It is a one-pole, normally open unit with UL classification. Rated NEMA 1 and 4, it has two spring-return actuators and a maximum voltage of 460 VAC, 125 VDC. A durable, shock-proof design and a brass cam construction ensure this interlock switch's reliability. Its IP65 rating makes it dust tight and suitable for outdoor use in wet and hazardous areas.