Duct Humidity Temperature Sensor, CE RoHS2 WEEE, 3.25" Stainless Steel Duct, RH Outputs: 0 5 0 10 VDC & 4 20mA (Default) SERIE 478A 500Vac) Rated power 200kW Rango de Presion:0 a 1" w.c. 500Vac) Rated power 200kW (nom DA 21 153 6S PRESS SW 5 Year Limited Warranty CE RoHS2 WEEE