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EcoStat Mercury-Free 1 Heat/1 Cool Non-Programmable Round Thermostat
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Mfg#:ES 100 HC
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Affordable thermostat for low voltage control of single-stage heating, cooling or heating-cooling systems.  Familiar round appearance - simply twist the dial to desired temperature.  Includes 5 1/2" optional wall plate.  Features push-button light.  Equivalent to Luxpro PSM011.  Mercury Free!


  • Push Button Backlight
  • Mercury Free
  • Soft Rubber Set Temperature Ring
  • Large Easy to Use Mode Switches
  • Easy Installation
  • Includes extra wallplate, mounting hardware
The ES100 digital thermostat is designed to work on the following 24V systems.  This thermostat will not control multistage heat pump systems or 120V line voltage heating systems.

Suitable for:
Gas - standing pilot
Gas - Electronic ignition
Gas - Fired Boilers
Oil - Fired Boilers
Oil - Fired Furnace
Single Stage Heat Pumps with no Auxiliary Heat
Electric Air Conditioning

Setpoint Range: 41-90 degrees F
Terminals: RH, RC, W, Y, G,B, O
Power: 2 AAA Alkaline Batteries (included)
Thermostat Dimensions: 3 5/8" Round, 1 3/4" Deep.
System switch positions - HEAT / OFF / COOL
Fan switch positions - AUTO / FAN ON