No Frills Heat Only Thermostat For Single Stage Systems With Backlit Digital Display Easy Readout Precise One Degree Control White Finish Non Programmable Temperature Control For Home Comfort And Reliable Heating

1E78-140 Single-Unit Non-Programmable Heat-Only Thermostat
✔️ Non-programmable, single-stage heat-only, 24V/millivolt compatible

The 1E78-140 is a non-programmable heat-only thermostat designed for single-stage heating systems. It works with 24-volt and millivolt control circuits in residential installations. Note: not compatible with electric baseboard heat or certain other setups.

✅ Easy-to-read digital display with backlight
✅ Works with single-stage heat-only systems
✅ 24V and millivolt compatible
✅ Dimensions: 5-5/16"H x 3-3/16"W x 1-1/8"D
✅ Accuracy: ±1°F

💡 What is a non-programmable thermostat used for in a single-stage heating system?

It's a simple control that keeps your space at a set temperature without scheduling.

• Simple on/off control for single-stage heat systems
• Wide compatibility with 24V and millivolt wiring
• Accurate temperature regulation with ±1°F precision
• Backlit digital display for easy reading