A3700 Series Classical Standalone Thermostats

The A3700 series are classical standalone thermostats with basic control functionalities. It’s used to operate gas/oil/electric furnace, air conditioner and heat pump. Plus, it provides run-time accumulator which is suitable for billing tenants.

Download
Certification Marks

DESCRIPTION

Support up to 3H/2C Systems with Emergency Heat

Compressor Protection
System Mode: Off, Heat, Cool, Auto, Emergency
Fan Mode: On/Auto
Schedule (4 Periods): Daily, 5-2
Filter Change Indicator
Low Battery Warning
°F/°C Switchable
Early On

KEY FEATURES

    Room Temp Accuracy: +2 °F
    Environmental:
         Operating Temperature Range: 32-104 °F

         Storage Temperature Range: 14-140 °F

         Relative Humidity Range: 5-95%
    Power Supply: 24V AC / Battery
    Terminations: 14-22 AWG (0.7-1.6 mm2) Wire
    Maximum Load Current: 0.5 A (per terminal) ;1.5 A (combined)

    Dim. H x W x D(mm): 140x95x30
    Protection Class: IP30

Model List

Model System
Type
Programmable
Schedule
Aux
Heat
Emergency
Heat
Auto
Changeover
Upon Power
Changeover
Runtime
Accumulator
Filter Change
Indicator
Remote
Sensor
A3711 1H/1C √
A3705 2H/1C √ √ √
A3706 2H/2C √ √ √
A3714 1H/1C √ √ √ √ √ √
A3707 2H/1C √ √ √ √ √ √ √
A3709 2H/2C √ √ √ √ √ √ √ √

APPLICATION

RELATED NEWS

News DDC Controller: How It Works in HVAC Systems
On October 25, 2026
DDC Controller: How It Works in HVAC Systems
A DDC controller helps HVAC systems maintain indoor comfort while keeping equipment operation under control. In commercial buildings, temperature swings, unnecessary equipment runtime, and constant manual adjustments can…
Learn More
News Motorized Valve: Types, Uses & FCU Selection Guide
On October 15, 2026
Motorized Valve: Types, Uses & FCU Selection Guide
When a room stays too warm even though the fan coil unit is running, the problem may not be the thermostat. Water flow through the coil could be…
Learn More
News CO₂ Sensor for HVAC: Demand Controlled Ventilation and Why Sensor Accuracy Matters
On September 22, 2026
CO₂ Sensor for HVAC: Demand Controlled Ventilation and Why Sensor Accuracy Matters
A CO₂ Sensor can help an HVAC system respond to changes in occupancy instead of running the same ventilation rate all day. Think about a meeting room that…
Learn More

We value your privacy

We use cookies to enhance your browsing experience, serve personalised ads or content, and analyse our traffic. By clicking "Accept All", you consent to our use of cookies.