W-R1F87U-42WF 24v Wifi Sensi Single/Multi Stage Programmable/Non Programmable Dual Powered Thermostat With Geofencing Up To 4H-2C 50-99F No Common Wire Required For Most Applications Replaces 1F86U-42WF Part Description: Thermostat Type 7 Day Programmable, Wi-Fi, 2-Heat/2-Cool (Conventional), 4-Heat/2-Cool (Heat Pump) Cover Type Rectangular Horizontal Voltage Rating 24 Volt AC at 50/60 Hertz Current Rating 1.5 to 2.5 Amp (Terminal) Temperature Rating 32 to 105 Deg F Size 5.88 Inch Width x 1 Inch Depth x 3.75 Inch Height Set Point Temperature 50 to 99 Deg F Display Temperature 32 to 99 Deg F Terminal Designation RC, RH, C, W/E, W2, Y, Y2, O/B, G, L Humidity 90 Percent (Non-Condensing) Application Gas, Oil, Electric, 3-Wire Zone Valve, PTAC Compatible UPC: 786710553981 Part Number: 1F87U-42WF If you are not satisfied for any reason products may be returned within 30 days of shipment for a credit or exchange (provided the product is undamaged), except where noted, NOT RETURNABLE. Return documentation should clearly specify credit or exchange. Returned items must be in the original packaging. All returns must include a return authorization (RGA) number that can be obtained by contacting our Customer Service Department. Original shipping cost deducted. Reference to brand names and numbers are for reference only, and not meant to imply that they are made by that manufacturer (OEM). Sometimes images shown are generic and not meant to infer that they are actual. The parts will work as intended and are high quality and precision tested.