A miniature, cylindrical reed sensor 15.24mm x 5.10mm (0.600" x 0.201") with a normally open contact. Capable of switching up to 170Vdc at 10W. Available with a range of sensitivity, cable length and connector options. Well suited for position and limit sensing, security, level sensing and linear actuator applications. Functions best with the 57020 actuator. Note: The 57020 actuator is sold separately.