Check the listing for details. Danfoss RA click Thermostat Head 013G2992 Remote sensor 0-2m, TRV, for RA valve. Color: White, Condition: New, Made in Ukraine. Listed at 53.00 USD. Sensor type Remote sensor. Connection type to valve RA. Sensor design RA 2000. Contents of set Sensor. Sensor version RA 2992. Sensor setting temperature [°C] [Max] 26 °C. Capillary tube length [m] [Max] 2 m.