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White-Rodgers - 1E78-140 1H/0C Low Voltage Thermostat

Item: 1E78-140
MFR: 01E78 140

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About This Product

Product Info


White-Rodgers - The 70 Series Economy Single Stage (1H/0C) Non-Programmable Digital Thermostat is perfect for new construction customers who want a quick and easy transition to job completion.

70 Series thermostats are the first series of flexible thermostats enabling customers to wire and mount one subbase for use with the temporary new construction thermostat and easily snap on an upgrade to any 1E78 digital model upon building completion. Its' vertical, low-profile design blends on with new home decors. The universal subbase, for use with all 1E78 models, is designed to mount on a 2" x 4" junction box or directly to the wall. There is also an optional wallplate for use in retro-fit applications.
  • 24V or mV
  • System switch - Heat, Off
  • Fan switch - Auto, On
  • Vertical profile
  • Battery powered
  • 45 - 90° F range
  • RH, W terminals
Warning: this product contains a chemical known to the State of California to cause cancer.


Weight0.45 Pounds (lbs)
Width5.125 Inches (In)
Height3.8125 Inches (In)
Country of OriginCHN
Length1.125 Inches (In)
750mV CompatibleYes
Auto ChangeoverNo
Batteries IncludedYes
Battery BackupNo
Built In Wi-FiNo
Change/Check RemindersNo
Cycle/Hertz60 Hz
Daylight Savings Time ReadyNo
Differential Temperature0.8°F
Digital-Non ProgrammableYes
Display OptionsBacklit
Displays Outdoor TemperatureNo
Dual Transformer CompatibleYes
Electrical RatingmV to 30 VAC
Fan SwitchingYes
Heat Pump CompatibleNo
Indoor Remote SensorNo
Low Battery IndicatorYes
Power MethodBattery
Programmable FanNo
Prop 65Yes
Stages Cool0
Stages Heat1
System SwitchingYes
Temperature Range45°F to 90°F (7.2°C to 32.2°C)
Terminal DesignationsRH,W
Vacation ModeNo
Voltage24 VAC
Warranty OfferedYes


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