Temperature switch for the auxiliary fan cooling water) Suitable for Citroen DS 23, DS23 IE +

Citroen SM. Thread: M22 x 1.5mm. Switching point 68 - 82°C. 2 electrical connections. This temperature switch switches through a few degrees earlier. Due to global warming, but also due to engine water channels and radiators that are a little clogged, a little help!