Viking CS10FTHTR040 is a single pole, 40 Amp Thermostat-Rated Disconnect Switch designed to control AC and DC electrical circuits. It is approved for use in both line and low voltage applications. This switch has a neat, compact design that takes up less space than traditional contactors or relays. Its contact rating and installation flexibility make it suitable for a variety of applications, including commercial, industrial, and residential buildings. It features an operating temperature range from –40°F to 175°F, a high interrupt capacity of 10,000 Amps, and a hermetically-sealed enclosure for added protection.