S1-THEH21P5S

The S1-THEH21P5S thermostat offers basic operation of heat pump equipment with the ability to run a 5+2 day program at an affordable price. Operating on either 24V system power or 2 AA batteries (included), the S1-THEH21P5S is compatible with heat pump equipment. The front loading compartment makes battery replacements a snap.

The extra large LCD display and the built in LCD backlight aids in readability in low light conditions. The auxiliary heat control switch allows manual activation of the 2nd stage electric heater.

S1THECH21P5S

  • 5+2 progammable
  • 2-Stage Heat / 1-Stage Cool thermostat
  • Works with Heat Pumps
  • Auxiliary heat control switch and indicator
  • Emergency heat mode
  • Setpoints are never lost in power failure
  • Fully electronic for accurate, responsive temperature control
  • Battery operated or 24VAC
  • Large LCD
  • Room temperature & set temperature displayed
  • Easy to operate
  • Backlit display
  • Heat/Off/Cool – Fan On/Fan Auto

S1-THEH21P5S Specifications:

  • Width: 5.85"
  • Height: 3.67"
  • Depth: 1.15"
  • Weight: 5 oz
  • Supply power: 24 VAC or 2 AA Batteries

S1-THEH21P5S is compatible with the following accessories:

The following downloads are available for S1-THEH21P5S: