Stage Set Point Control; Item Stage Set point Control; Applicable Standard CSA (Canada and US), FCC; Switch Type DIP; Overall Dimensions 2-7/8" Width x 7/8" Depth x 4-3/4" Height; Current Rating 0.03 Amp; Input Supply Rating 3 VA at 24 Volt AC 50/60 Hertz, 24 Volt DC; Inclusions/Features Storage Tank Sensor, 2 Stage Boiler, Pump, (1) Universal Sensor 071, 1/3 HP at 240 Volt AC 10 Amp Relay, NTC Thermistor; Time Delay 0 to 9 Min 50 Second; Operating Mode Heating/Cooling; Temperature Display -85 to 302 Deg F; Set point Operation -40 to 239 Deg; Differential Temperature 1 to 40 Deg F, 3 to 40 Deg F; Enclosure NEMA 1; Enclosure Material PVC; Enclosure Color White; Ambient Temperature Rating -20 to 120 Deg F; Warranty 3 Year Limited