PS165Z10Y01 is a limit switch manufactured by Onpow. It is a momentary action, two-circuit, normally open/normally closed device that is designed to be used as an input switch in a variety of applications. It features a brown thermal plastic cover and a silver zinc alloy contact block. The contact block is rated at 250 VAC/1 Amp and the cover is rated at IP67. The switch is also UL, CSA, and CE approved, making it suitable for a wide range of applications.