The K8-5855D-N1 with Electrical Switches Through Hole RoHS is manufactured by HRO Parts and is a miniature, single-pole single-throw (SPST) on/off switch. It is RoHS compliant and designed for through-hole mounting. It is rated for 125V AC, with an electrical life of 100,000 cycles. It has silver-plated contacts and a momentary action, which requires the switch to be pressed in order to turn on the device and released to turn it off. The switch is also insulated with silicone rubber and has a minimum insulation resistance of 50 MO at 100V DC. In addition, it has a maximum contact resistance of 100mO and a rated operating temperature of 105°C.