83133 Subminiature Microswitches Crouzet 83133 Subminiature Microswitches are double break changeover (form Za) switches with a maximum rating of 5A, 250VAC. The switches are available with rear, side, or front outputs as well as a wide array of actuator options. The 83133 series is particularly suited for detection/switching in positioning units used for industrial valve/actuator applications. The switches are also suitable for use in electrical equipment in low voltage applications for auxiliary signaling contacts.