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EWC EWT-3707 - Digital Programmable Thermostat, 7 Day or 5+2 Day, 24V or Battery Powered

Item: EWT3707
MFR: EWT-3707

This product is no longer available for purchase.

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Model EWT-3707 Programmable Thermostat.

  • Power: 24VAC or 2 AA Batteries.
  • Input Voltage: 19-30VAC 60 Hz Transformer 40 - 60VA MAX. NEC Class 2.
  • Current Draw: 18 mA @ 24VAC.
  • Wiring: 18 gauge Solid copper wire. Do not use Stranded or Shielded Cable.
  • Operation Conditions: Temperature: -20° to 160°F (-29° to 71°C). Humidity: 0% - 95% RH Non-Condensing.
  • Compatible Equipment: Single or Two Stage Heating and Cooling Equipment - Gas, Electric, Oil, or Hydronic. Two Stage Heating and One Stage Cooling Conventional Heat Pump.

  • Programming: 7 Day or 5/2 Day Programming. Armchair Programming capable (Batteries Required).
  • Auto-Changeover: Can be set for Auto or Manual Changeover.
  • Adjustable Temperature Range: Thermostat can be set between 45°F and 95°F. Thermostat will display between 30°F to 99°F.
  • Temperature Differential: The Temperature differential can be adjusted from 1° to 3° to adjust system cycling response. Default setting is 2°.
  • Compressor Protection: 4 Minute delay after a cooling demand before restarting.
  • Filter Monitor: Alerts you to change the filter after 400 hours of system run time.
  • Compatible Ultra-Zone Control Panels: ST-2E, NCM-300, BMPlus3000, or UZC4


NameEWC EWT-3707 - Digital Programmable Thermostat, 7 Day or 5+2 Day, 24V or Battery Powered
Gemaire Item NumberEWT3707
Manufacturer Product NumberEWT-3707
SKU - PIM Number1369225534934
ERP Number259497
Unit of MeasureEA
Weight2.2 Pounds (Lb)
Length7.0 Inches (In)
Width5.0 Inches (In)
Height4.0 Inches (In)
Country of OriginUSA
BrandEWC Controls
Voltage24 VAC
Electrical ConnectionScrew Terminals
Electrical Rating19-30 VAC 60 HZ
Power Method24 VAC or Battery
Batteries IncludedYes
750mV CompatibleYes
Auto ChangeoverYes
Built In Wi-FiNo
Change/Check RemindersYes
Daylight Savings Time ReadyYes
Digital-Non ProgrammableNo
Display OptionsLCD
Displays Outdoor TemperatureNo
Heat Pump CompatibleYes
Indoor Remote SensorNo
Low Battery IndicatorYes
Programmable FanNo
Stages Cool2
Stages Heat2
Temperature Settings per Day6
Vacation ModeNo
Battery BackupYes
Sensing ElementYes
Ambient Temperature Range20°F to 99°F (-6.6°C to 37.2°C)
ApplicationHVAC , Zoning
Differential Temperature4°F
Dual Transformer CompatibleYes
Fan SwitchingYes
Number of HVAC Zones1
Zone Capability1 Zone
Operating Temperature Range30°F to 99°F (-1.1°C to 37.2°C)
Removable InterfaceNo
Switch ActionRelay
System SwitchingYes
Temperature Range50°F to 99°F (10°C to 37.2°C)
Terminal DesignationsC,O,L,W2,G,Y1,R,E/W1
Warranty OfferedYes
Energy Star RatedNo
Inside Width5 1/2"
Inside Depth1/2"
Inside Height4"
Cycle/Hertz60 Hz
GEM - Case Quantity


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