Image is Representational - See Manufacturer Specs | MICRO SWITCH Basic Switches: AS Series Tandem Assembly Two (2) Single Pole Double Throw (SPDT) Standard Basic Switches 15 A 125/250/480 Vac 30 6 mm [1.203 in] Off-Set Stainless Steel Sintered Roller Lever Actuator with Adjusting Screw Binding Head Combination Screw Termination with Cup Washers Mounting Holes will Accept Pins or Screws UL A Snap Action Switch is a type of momentary contact micro switch which operates at rapid speed as it takes very little force or stimulus to operate. Snap action switches are highly sensitive switches that respond to very small movements and can rapidly change from one contact position to the other. The AS tandem basic switch series contains two standard basic switches ganged together and actuated by a single actuator and are therefore mostly used in boiler controls and just about anywhere two