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Venstar Phone Controlled* Thermostat: T2900 (Commercial)

Venstar Phone Controlled* Thermostat: T2900 (Commercial)

Venstar Phone Controlled* Thermostat: T2900 (Commercial)
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Availability:  Usually ships in 1 to 2 business days.

SKU: T2900

Price: $119.99

Qty:  Add to Cart

  • Overview
  • Features
  • Specs
  • Contents
  • Comparison / Tutorials
  • Manuals / Downloads
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*Note: Venstar Phone Controlled* Thermostat: T1800 (Residential) requires the use of Venstar Comfort Call Phone Controller (ACC0433) (not included).

Note: Common wire required. If common wire not available see here for solution.

Need help determining which model you need? Just email us a picture of the backplate of your existing thermostat (with wires still connected if possible), and our tech team will be happy to help determine what you need. Send pictures to

  • Up to 3-Occupied, 1-Unoccupied periods per day, with copy command for easy programming
  • Light Activated occupied period (defeatable)
  • Accepts humidification/dehumidification control module (ACC0430)
  • Auto changeover, 3-stage heat, 2-stage cool for use with gas/electric, heat pump, electric & hydronic heat
  • Configurable for manual changeover, also configurable programmable or non-programmable
  • Adjustable deadbands and timers
  • Control to, or monitor a second remote sensor
  • Can average up to 8 (wired or wireless) remote sensors
  • 3 configurable outputs for maximum flexibility (MISC1, MISC2, MISC3)
  • Extra 6th and 7th outputs (beyond our standard thermostat)
  • Programmable output (control by time, temperature or internet/phone control)
  • Energy Watch keeps Track of energy use by tracking heating and cooling hours
  • Smart Fan (keeps the fan from running during unoccupied periods)
  • Smart recovery
  • Pre-occupancy fan purge
  • Display shows both heating an cooling setpoints and room temperature simultaneously
  • All programming and setpoints stored in non-volatile memory, and are never lost in power failure (date and time are saved for approx 24hrs.)
  • Service filter and service UV lamp indicators
  • Red/Green LED shows whether thermostat is calling for heating or cooling
  • 5-minute compressor time guard and adjustable cycle limit, both defeatable for servicing equipment
  • Outdoor sensor ready with high and low temperature of the day
  • Thermoglow backlit electro-luminous display and backlit color coded keys and legends
  • Accepts accessory IR Remote Control system (ACC0431)**
  • Accepts accessory EZ Programmer (ACC0432)
  • For accessory locking cover use (ACC0620)
  • Control range is 35 to 99 deg. F.
  • Approximate dimensions: 4.75" x 4.5"

**Venstar Thermostat IR Control and Receiver (ACC0431) can be used with this thermostat to allow for local handheld control when Comfort Call is not in use.

Venstar thermostats require a minimum of 3 wires for heat and a minimum of 5 wires for heat/cool (6 or more may be required if you have a heat pump system or staging).


If you need assistance figuring out how many wires you'll need, email us at, with a description of your HVAC system and a picture of your current thermostat wiring connections if possible. Please note that in rare cases, a manufacturer may use proprietary controls that may not be compatible with this thermostat.

No information available at this time. Feel free to contact us for further information.