Cable 138 thermostats-pressure switch De Dietrich 7813378

The Cable 138 thermostats-pressure switch is a wiring harness designed to connect thermostats and pressure switches to the control unit in boilers and burners. It ensures that safety and temperature signals are accurately transmitted, allowing the system to operate within safe parameters. This cable is an essential component for boiler maintenance and repair, particularly when dealing with limit or safety devices. If your boiler is locking out or showing pressure errors, this cable may be the culprit. It provides a reliable connection for critical safety circuits.