Amana PHWT-A200 Wired remote Thermostat 2H/2C Programmable and/or manual operation, 2 stage heat and 2 stage cool heat pump thermostat. This Amana thermostat can be used for Cooling/Conventional PTAC Units with or without electric heat as well as Heat Pump PTAC units, with or without electric heat. It offers up to 4 programmable time periods a day including morning, daytime, evening and night, 2 periods - daytime and night time or a single period. It also features easy to use push-button controls. Even though this thermostat is programmable, it can also be used manually to set and change your comfort levels. Heat and Cool Mode: AUTO: automatically selects heat/cool mode as needed (may be disabled in installer settings) OFF: thermostat stops all heating or cooling functions HEAT: thermostat permits heating operation COOL: thermostat permits cooling operation Thermostat Fan Mode: Auto: fan operates in low or high as needed Fan Low; Fan High Temperature Up and Down buttons Features include: Large, Backlit 4.25" Display 2 Speed Fan - Settings include Auto, Low and High Temperature Limits Field Adjustable Calibration Programmable Auto Changeover Auto Daylight Savings Time PTAC/PTHP Operation - 2 Stage Heat / 2 Stage Cool; 2 Stage Heat Pump Temperature Control: 45°F - 90°F Accuracy: ±1°F Patented Thermal Intrusion Barrier Adjustable Maximum Heat / Minimum Cool Set Points Hardwired Electrical Rating: 24 VAC (18-30 VAC) 1.5 amp maximum per terminal; 3 amp maximum total load Easy access terminal block Temperature Control Ranges: 45°F to 90°F, Accuracy: ±1°F 7°C to 32°C, Accuracy: ±.5°C Terminals: R, C, W1/O/B, Y1, W2, Y2, G, S1, S2 A wiring harness is required for all new thermostat installations