100
Webasto Heater External Temperature Sensor with 20 metre cable. See also 90821a alternative item with shorter cable Suitable for the following Webasto air heaters Webasto Heater Air Top 3500Webasto Heater Air Top 5000Webasto Heater Air Top 3500STWebasto Heater Air Top 5000STWebasto Heater Air Top EVO 3900Weabsto Heater Air Top EVO 5500