The TL3300 series surface-mount, SPST tact switch offers force options ranging from 160g to 520g. Measuring 12 mm x 12 mm, the component exhibits a life expectancy of 200,000 cycles. Other specs include a contact rating of 50 mA/12 Vdc, an initial contact resistance of 100 m?, insulation resistance of 100 M? at 500 Vdc, dielectric strength of 250 Vac, a total travel of 0.35 mm ±0.1 mm, and an operating/storage temperature range from -25°C to +70°C. E-SWITCH INC., Minneapolis, MN. (800) 867-2717.