White Rodgers – 1E78/1F78 Series Thermostats – 24V Heat & Cool Controls
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Overview
White Rodgers - 1E78/1F78 Series Thermostats - 24V Heat & Cool Controls
The White Rodgers 24V Thermostat Series by Emerson offers a reliable range of programmable and non-programmable options for both heating and cooling systems. Designed to meet the needs of residential and light commercial HVAC applications, these thermostats are available in vertical or horizontal layouts and provide simple yet effective control for your indoor climate.
Whether you're seeking programmable energy savings or basic manual functionality, this range covers all use cases with dependable Emerson quality. The 1E78 and 1F78 series thermostats are easy to install and ideal for retrofits and upgrades in existing 24V systems.
Key Features:
✅ Available in programmable and non-programmable models
✅ 24V control for HVAC heating & cooling systems
✅ Options for Heat Only or Heat & Cool operation
✅ Vertical and horizontal display orientations
✅ Trusted Emerson OEM quality and part numbers
✅ Simple, intuitive controls
Specifications:
| Model Code | Programmability | System Type | Orientation | Emerson PN |
|---|---|---|---|---|
| W0001 | Programmable | Heat & Cool | Vertical | 1E78-151 |
| W0004 | Non-Programmable | Heat & Cool | Horizontal | 1F78-144 |
| W0005 | Non-Programmable | Heat Only | Vertical | 1E78-140 |
| W0006 | Non-Programmable | Heat & Cool | Vertical | 1E78-144 (EOL) |
Note: Model 1E78-144 is an End-of-Line (EOL) product with limited stock availability.
Available Variants:
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1E78-151 (W0001) – Programmable | Heat & Cool | Vertical
-
1F78-144 (W0004) – Non-Programmable | Heat & Cool | Horizontal
-
1E78-140 (W0005) – Non-Programmable | Heat Only | Vertical
-
1E78-144 (W0006) – Non-Programmable | Heat & Cool | Vertical (EOL)