Crouzet 83870 Limit Switches are precision snap-action switches housed in an IP66/67 metal case. These switches are used as position detectors and are available with cable or connector output or with low level cable and connector output. Also available is a wide array of actuator options. 83870 Limit Switches feature a four-terminal double break two-way contact element (form Zb) with positive opening NC contacts. The series is suitable for harsh environment applications such as heavy duty transportation, railway, and industrial automation.