![[Brand] 70 Series Non-Programmable Thermostat 1F78-144 - Main view showing sleek design for L51-909 model](http://apcpart.com/cdn/shop/files/1F78-144-70-series-non-programmable-thermostat-1f78-144-main.webp?v=1777116570&width=1946)
![[Brand] 70 Series Non-Programmable Thermostat 1F78-144 - Detailed view of precise technical details](http://apcpart.com/cdn/shop/files/1F78-144-70-series-non-programmable-thermostat-1f78-144-closeup.webp?v=1777116570&width=1946)
![[Brand] 70 Series Non-Programmable Thermostat 1F78-144 - Main view showing sleek design for L51-909 model](http://apcpart.com/cdn/shop/files/1F78-144-70-series-non-programmable-thermostat-1f78-144-main.webp?v=1777116570&width=450)
![[Brand] 70 Series Non-Programmable Thermostat 1F78-144 - Detailed view of precise technical details](http://apcpart.com/cdn/shop/files/1F78-144-70-series-non-programmable-thermostat-1f78-144-closeup.webp?v=1777116570&width=2500)
70 Series™ Non-Programmable Thermostat | 1F78-144
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Specifications
Specifications
- Part Number
- ER1F78-144
- Manufacturer Part Number
- 1F78-144
- Part Type
- Thermostats
- Compatible Brands
- W-R, White-Rodgers
- Replaces Part Numbers
- L51-909
Product Details
Product Details
Upgrade your HVAC system with the 70 Series™ Non-Programmable Thermostat 1F78-144, designed for seamless heat/cool control. Featuring compatibility with the L51-909 model, this thermostat supports single-stage systems and operates on a reliable battery power method. With terminal designations for Rc, Rh, W, Y, G, O, B, and a temperature range of 45°F to 99°F, this white thermostat ensures precise temperature regulation. Electrical rating of 20 to 30VAC makes it efficient while the warning about Cancer and Reproductive Harm ensures safety compliance. Installation can be done effortlessly within minutes, making it ideal for DIY enthusiasts.
Appliance Parts Center – a family-owned store in Sacramento with 25+ years of experience and a huge in-stock inventory.
We know appliances inside and out and will help you find the right part with expert, honest advice.
Cross Reference Information
Cross Reference Information
Part Number 1F78-144 replaces:
- L51-909
Genuine White-rodgers part. Fits W-R, White-Rodgers and other models using this part number.
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![[Brand] 70 Series Non-Programmable Thermostat 1F78-144 - Main view showing sleek design for L51-909 model](http://apcpart.com/cdn/shop/files/1F78-144-70-series-non-programmable-thermostat-1f78-144-main.webp?v=1777116570&width=180)
