Designed to work with single-stage heating systems only is the Emerson 1E78-140 thermostat. Use it with 24-Volt and millivolt systems as it is not compatible with electric baseboard heat.
- Easy-to-read digital display with backlight
- Non-programmable thermostat
- Compatible with single stage heat only systems
- Precision control of plus/minus 1F
- Vertical profile
- Millivolt compatible