TPT-3C1 with SMD Tactile Switches ROHS is a pushbutton switch that is manufactured by ROCPU Technology. It is type tested to operate at a voltage of 12V and has a contact resistance of =50mO. It has a low profile of 3.5 x 4 x 1.2mm and is constructed from high quality, high temperature resistant thermoplastic material and an aluminum alloy plunger.The switch has 3 pins (a common pin, a normally open pin, and a normally closed pin) and is ROHS compliant. It is ideal for applications such as automotive, electronic products, computer peripherals, and communication products. It is also suitable for applications in harsh environments such as dust, water, and vibration.