The Pool & Roof sensors come in either 2m or 20m lengths.
Pool Sensor 2.0m
Roof Sensor 20.0m
The sensor itself is encased in a stainless 30mm long steel housing which is 6mm in diameter. The sensor is connected to a twin core black wire (22AWG) that will connect to the Solar Control.
* Please note that not all sensors are the same; non-genuine sensor will not work or provide incorrect temperature readings.