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【Application Systems】 Compatible with conventional single-stage and multi-stage heating systems (Gas/Oil/Electric Furnace) and ventilation & air conditioning systems, supports 1 Heat 1 Cool and 2 Heat 2 Cool modes. (TIP: Does NOT work with systems over 2 Heat 2 Cool or any HVAC heat pump systems.)
【Incompatible Systems】 Does NOT work with all HVAC heat pump systems of any specifications, dual fuel/hybrid heating systems, PTACs, 3-wire hydronic (hot water) systems. Also incompatible with systems over 2 Heat 2 Cool (3H/2C, 4H/2C), line voltage systems (120-240V electric baseboard heat), mini-split heat pump air conditioners, RV air conditioners, Mach and Roughneck series units.
【Buyer’s Note】 Before purchasing, confirm the product is wiring-compatible with your existing thermostat base, and check dimensions to cover wall marks left by the old unit.
【Precise Temperature Control】 Accurate control within ±2°F for consistent home comfort. Room temperature display range: 32°F–99°F, temperature control range: 44°F–90°F. Features a white backlit large display, easy to read and ideal for elderly users.
【Easy Manual Operation】 Traditional simple manual thermostat, supports separate heat/cool swing setting to meet temperature control needs of different users.
【Core Functions】 Supports temperature calibration, °C/°F unit switching, and selectable compressor delay protection. Built-in humidity monitor (display only, no control function) and low battery reminder.
【Power Supply & After-Sales】 Dual power options: works with 24VAC hardwire power or 2 AAA batteries. Reliable service: 2-year worry-free warranty and 24-hour customer support.

Product description

TECHNICIAN SETUP

- Heating Swing (cycle rate or differential): is adjustable from 0.2°F to 2.0°F

- Cooling Swing (cycle rate or differential): is adjustable from 0.2°F to 2.0°F

- Temperature Calibration --- (is adjustable from -4°F to +4°F)

- Fahrenheit/Celsius Display --- (selectable °F or °C)

- 3 Minutes Compressor Delay --- (selectable on or off)

- Display Humidity --- (selectable on or off)

The display range of temperature.........32°F to 99°F(0°C to 50°C)

Setpoint Temperature Range...................44°F to 90°F(7°C to 32°C)

Display accuracy of temperature .............±1°F

The display range of humidity..................10%RH to 99%RH

Display accuracy of humidity ....................±5%RH(30%~80%RH), other ±8%RH

Operating ambient ......................................32°F to +105°F (0°C to +41°C)

Operating humidity ......................................90% (non-condensing)

Compatible with most conventional single or multistage systems

For use with Central Gas, Oil, or Electric Furnaces single or multistage systems, up to 2 Heat/ 2 Cool

1. Does not work with conventional multistage systems, heat pump systems, mini split systems and 12v rv thermostats.

2. Not compatible with 110-240V electric heat systems (like electric baseboard heat, line voltage, convectors, radiant-ceiling heat.

Features

- Large display and characters are easy to read

- Simple menu and big buttons for easy operation

- Fan switch with ON and AUTO functions

- Easy access battery compartment

- Low battery indication

- Easy wire coded terminal blocks

- Separate heating and cooling swing (cycle rate) adjustments

- Separate B & O terminals

- Terminal Designations: RH, RC, G, Y, Y2, C, O, B, W, W2

- Universal sub-base, mounts on wall or junction box

- Dimensions of thermostat: 4.92 x 3.74 x 0.98 in (W * H * D)

Terminal labeling reference

RH, (or R, R5, 5 ) ---------------- 24V Power (Heating)

RC -------------------------------- 24V Power (Cooling)

W, ( or W1, 4 ) ------------------- Heating Relay 1

W2 ------------------- Heating Relay 2

Y, ( or Y1 ) ----------------------- Cooling Relay 1

Y2 ----------------------- Cooling Relay 2

G --------------------------------- Fan Relay

O --- Reversing Valve (for heat pump applications energized in Cool mode)

B ---- Reversing Valve (for heat pumpapplications energized in Heat mode)

C --------------------------------- Common Wire

The C terminal does not have to be connected when the thermostat is powered by batteries.

Package Contents

1 x Digital Thermostat, 2 x Screws & Anchors, 1 x Installation Manual, 1 x Cable Label