Honeywell 1CH1-6 Micro Switch Enclosed Switch, Electromechanical, 28 VDC, Amperage Rating: 4 AMP, Number Of Poles: 1 Poles, SPDT, Pin Plunger Actuator, Contact Configuration: 1 NO/1 NC, 1 IN Diameter X 2.355 IN Height, Force: 6 - 12 LB Maximum Operating, 4 LB Minimum Release, 30 LB Maximum Full Overtravel, Travel: 0.04 IN Maximum Pretravel, 0.25 IN Minimum Overtravel, 0.02 IN Maximum Differential Travel, Position: 41 MM Operating