101SN17 is a snap-action switch made by Honeywell. It is a small, low-cost device that is used in a wide range of applications, including HVAC, industrial, and consumer products. The 101SN17 switch has a high contact rating for switching up to 10A at 250VAC, making it an ideal choice for a variety of commercial and industrial applications. It has a low-profile design and is pre-biased N/O (normally open) for quick installation in control panels and in space-constrained environments. The product has a high life expectancy of up to 10 million operations, and is UL, cUL, and CSA approved.