th6/7 de la batterie du capteur externe De Dietrich 7614335

The external sensor battery th6/7 is a power source designed for use with wireless temperature sensors in heating systems. This battery ensures that external sensors can reliably transmit temperature data to the boiler or burner controller without the need for wired connections. It is commonly used in systems that monitor outdoor temperature for weather compensation or frost protection. Replacing the battery when low helps maintain accurate readings and system efficiency.