Honeywell Electronic Thermostats provide temperature control for 24V heating-cooling systems, including multistage heat pump systems and multistage conventional systems, with manual changeover from heat to cool. Attractive styling complements any decor. Ease-of-use means fewer questions and increased satisfaction. Large display for quick easy readability. Keys are located by the display for easy access. Fan and system switches are located on the lower edge to eliminate accidental setting changes. Easy installation, setup and self-test saves installer time. Manual changeover from heat to cool eliminates unexpected system operation. -------------------------------------------------------------------------------- Honeywell T8401C1023 ( Color White) -------------------------------------------------------------------------------- Product Specifications Description Electronic Thermostat Application Cooling and electric heat systems Color White Terminal Designations R, W, Y, G, C Accuracy (C) 0.5 C Accuracy (F) 1 F Dimensions (in.) 3 1/2 in. high, 3 1/2 in. wide, 1 3/16 in. deep, 3 1/2 in. high, 5 1/2 in. wide, 1 3/16 in. deep Dimensions (mm) 89 mm high, 140 mm wide, 55 mm deep, 89 mm high, 89 mm wide, 55 mm deep Setting Temperature Range (F) 40 F to 99 F Setting Temperature Range (C) 4 C to 37 C Electrical Ratings (Vac) 18 to 30 Vac Cycles per Hour Adj. 1,3,4,5,6,9,12 depending on model Currents (Cooling) .02 to 1.5A run; 7.5A inrush; 2nd stage 1.0A Max Currents (Heating) .02 to 1.5A run; 7.5A inrush; 2nd stage 1.0A Max Currents (Fan) .02 to .5A run; 2.5A inrush Interstages Differential Temperature (C) .5 to .8 C Multistage models only Interstages Differential Temperature (F) 1 to 1.5 F Multistage models only Operating Range (C) 4 C to 43 C Operating Range (F) 40 F to 110 F LED's none Frequency (Hz) 60Hz or 50/60 Hz Power Method Hardwired Sensor Element THERMISTOR Stages (cooling) 1 Stages (heating) 1 Switch Positions (Fan) AUTO-ON Switch Positions (System) COOL-OFF-HEAT Switch Type Electronic Humidity Ratings (% RH) 5% RH to 90% RH, non-condensing