A temperature & humidity sensor designed for harsh environments. Used in newer models of the WH65, WS69 and WS80 outdoor sensor array. Designed extend product life with a new outer cap and ceramic shield protecting the sensor.

Not suitable for the WS90 WittBoy - see our type 4s product.

Please ensure that your existing sensor is the new keyed style sensor with blue socket to ensure compatibility by removing the lower sections of the radiation shield and also note the important detail above.

Easily replaced part by removing two screws on the underside of the heat shield and removing the lower plates. Ensure that you do not handle the sensor with bare hands to prevent contamination and only touch the edge of the sensor when installing not the flat surface.

Instructions for installation included with sensor.