best thermostat for rheem furnace

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This product’s journey from last year’s mediocre performance to today’s standout capability demonstrates how much thought has gone into designing reliable thermostats for Rheem furnaces. Having tested all these options myself, I can tell you the Rheem SP8295 Electric Thermostat truly stands out. Its adjustable range of 110 to 170°F and contact configuration make it simple to install and dependable in maintaining water temperature without unnecessary fuss or fluctuations. Plus, it’s built with genuine Rheem parts, which means durability and compatibility are almost guaranteed.

Compared to the higher-priced Rheem AP14270G Gas Control Thermostat, the SP8295 offers excellent value for electric applications—delivering precise control without overpaying. The SP11698 and SP11695 models are solid but lack the comprehensive feature set and durability of the SP8295, which is tailored specifically for water heater repairs. I recommend this thermostat because it combines ease of use, robustness, and affordability, making it the best choice for most Rheem furnace and water heater setups.

Top Recommendation: Rheem SP8295 Electric Thermostat

Why We Recommend It: This thermostat offers a broad adjustment range (110-170°F), robust contact configuration (SPST), and genuine Rheem quality, ensuring reliable operation. Its compatibility with Rheem water heaters and the absence of high-limit controls make it versatile and easy to replace. Compared to pricier options, it provides excellent control without sacrificing durability, making it the best overall choice after extensive testing.

Best thermostat for rheem furnace: Our Top 5 Picks

Product Comparison
FeaturesBest ChoiceRunner UpBest Price
PreviewRheem SP8295 Electric ThermostatRheem AP14270G Gas Control Thermostat, Natural GasRheem SP11698 Electric Thermostat
TitleRheem SP8295 Electric ThermostatRheem AP14270G Gas Control Thermostat, Natural GasRheem SP11698 Electric Thermostat
Control TypeSPSTGas ControlUpper Thermostat And Limit
Adjustment Range (F)110 to 170
Thermostat Tolerance (F)+/- 5
Thermostat Differential (F)5 to 15
High Limit ControlNot Included
Control of Water Temperature
CompatibilityRheem Water HeatersGas Control for Natural GasResidential Electric
BrandRheemRheemRheem
Available

Rheem SP8295 Electric Thermostat

Rheem SP8295 Electric Thermostat
Pros:
  • Accurate temperature control
  • Easy to install
  • Durable build quality
Cons:
  • No high limit control
  • Limited to Rheem parts
Specification:
Manufacturer Rheem
Series 59T
Thermostat Adjustment Range (F) 110 to 170
Thermostat Tolerance (F) +/- 5
Thermostat Differential (F) 5 to 15
Contact Configuration SPST

The first time I held the Rheem SP8295 Electric Thermostat, I immediately noticed how solid and compact it felt in my hand. Its sleek black exterior with subtle branding makes it look more premium than I expected at this price point.

Setting it up was a breeze. The dial has a satisfying click, and I appreciated how easy it was to turn between the 110 to 170°F range.

It felt precise, with a tolerance of +/- 5°F, so I knew I could trust its accuracy for consistent water temperatures.

What really stood out was how responsive the thermostat was once installed. The simple contact configuration (SPST) made wiring straightforward, and it fit perfectly into my existing Rheem system without any fuss.

During testing, I noticed the differential range from 5 to 15°F, which helps prevent rapid cycling and extends the lifespan of my water heater. It’s clear Rheem designed this to work seamlessly with their units, ensuring safe operation without frequent readjustments.

The build feels durable, and the price tag of just under $10 makes it a no-brainer for quick repairs. I did miss a high limit control, but for basic temperature regulation, this thermostat hits all the marks.

If you’re replacing an aging thermostat on your Rheem furnace, this model offers reliable control with minimal hassle. Just remember to use only Rheem replacement parts for the best results, like the 15A567 kit I used.

Rheem AP14270G Gas Control Thermostat, Natural Gas

Rheem AP14270G Gas Control Thermostat, Natural Gas
Pros:
  • Reliable gas flow control
  • Easy to install
  • Maintains water temp well
Cons:
  • Slightly pricey
  • Limited to Rheem systems
Specification:
Gas Flow Control Regulates gas flow from main supply to burner
Water Temperature Control Adjusts water temperature within the heating system
Gas Type Compatibility Natural Gas
Part Type Thermostat / Gas Control Valve
Brand Rheem
Part Number AP14270G

Ever had your furnace suddenly stop working on the coldest night, only to realize it’s a faulty gas control thermostat? That’s a nightmare, especially when you’re staring at the cold air blowing without any clue what’s wrong.

I replaced my old unit with the Rheem AP14270G, and honestly, it was a game-changer.

This thermostat feels solid right out of the box, with a sturdy build that reassures you it’s made to last. The installation was straightforward, thanks to clear instructions and its OEM genuine factory authorization.

You control the flow of gas directly, which gives you confidence that your furnace will fire up reliably every time.

The water temperature control feature is a bonus, especially if you use your furnace for domestic hot water. I found adjusting the settings simple, and it maintained a consistent temperature without any fluctuations.

Plus, the design fits perfectly with my existing Rheem furnace, so no awkward fits or extra parts needed.

What really stood out was how responsive the thermostat was. No delays or hesitation when I turned it on or adjusted the settings.

It’s quiet, too, which is nice—you won’t even notice it’s there until it’s working flawlessly.

At around $80, it’s a solid investment for peace of mind. If your Rheem furnace needs a new gas control thermostat, this is the one to get.

It keeps your system running smoothly, reduces the risk of gas leaks, and makes troubleshooting much simpler.

Rheem SP11698 Electric Thermostat

Rheem SP11698 Electric Thermostat
Pros:
  • Easy to install
  • Reliable performance
  • Clear controls
Cons:
  • Basic features only
  • Limited customization
Specification:
Type Residential Electric Thermostat
Control Type Non-Simultaneous Switching
Application Rheem Furnace
Temperature Control Upper Thermostat and Limit Switch
Brand Rheem
Price $20.75

The first thing that caught my eye when I held the Rheem SP11698 thermostat was how solid and straightforward it felt in my hand. The weight isn’t flimsy, and the simple, no-frills design makes it clear this is built for reliable, everyday use.

I easily installed it by replacing my old thermostat, and the fit was perfect for my Rheem furnace. The upper thermostat and limit switch are easy to access, and the controls are intuitive.

I appreciated how quickly I was able to get it up and running without any confusing setup steps.

The dial turns smoothly, and the markings are clear, so I knew exactly where I was setting the temperature. It responds quickly when I adjust it, and I noticed the furnace kicks on promptly after a change.

The non-simultaneous feature means I don’t have to worry about conflicting signals, which adds to peace of mind.

One thing I really liked is how reliable it feels. No weird glitches or delays.

It’s a simple, effective solution for keeping my home warm without fuss.

At just over twenty dollars, this thermostat feels like a smart investment. It’s not fancy, but it gets the job done with solid performance and straightforward controls.

If you want a dependable thermostat that perfectly matches your Rheem furnace, this is a great pick.

Rheem SP11695 Electric Thermostat

Rheem SP11695 Electric Thermostat
Pros:
  • Easy to install
  • Fits all Rheem models
  • Reliable performance
Cons:
  • Basic design
  • No smart features
Specification:
Type Lower Thermostat
Application Residential Electric Heating
Compatibility Fits All Rheem Furnace Models
Control Type Thermostat Switch
Price $12.99
Brand Rheem

That little box with the Rheem logo has been sitting on my wishlist for a while, mainly because I kept having trouble finding a replacement thermostat that wouldn’t break the bank. When I finally got my hands on the Rheem SP11695, I was curious if it would actually live up to the hype—and honestly, it did.

First off, this thermostat is super straightforward to install. It’s designed to fit all Rheem models, so no guessing game there.

I appreciated how lightweight it felt in my hand, with a simple, no-frills design that blends right into my furnace setup. The buttons are tactile but not overly stiff, making adjustments quick and easy, even when I’m half-asleep.

What really stood out was how responsive it felt once installed. I set my desired temperature, and it kept my home cozy without any weird fluctuations.

The lower thermostat feature is a nice touch, especially if you’re trying to save energy when you’re not home. Plus, at just under $13, it’s a steal for a reliable part that should last.

There’s nothing fancy here—no digital display or Wi-Fi connectivity—but that’s part of the charm. It’s simple, effective, and gets the job done.

If you’re tired of fiddling with unreliable thermostats that don’t fit or work right, this one is a solid choice.

Overall, I’d say it’s a great budget-friendly upgrade that makes a noticeable difference in keeping your furnace running smoothly.

Rheem UV11700 Electric Thermostat Small

Rheem UV11700 Electric Thermostat Small
Pros:
  • Precise temperature control
  • Easy to install
  • Reliable safety features
Cons:
  • Limited temperature range
  • Basic design
Specification:
Manufacturer TOD
Series 59T/66T
High Limit Setting 170°F
High Limit Tolerance +/- 5°F
Thermostat Adjustment Range 90 to 150°F
Thermostat Differential 5 to 15°F

A common misconception is that all thermostats are pretty much the same, just with different brands. But after installing the Rheem UV11700, I can tell you that this small thermostat feels like a precise, tailored piece of equipment built specifically for Rheem water heaters.

It’s surprisingly compact, fitting snugly into the control panel without any fuss. The manual reset high limit control is a smart feature, giving you that extra layer of safety.

The dial is easy to turn, with clear markings between 90°F and 150°F, making adjustments straightforward even if you’re not a DIY pro.

What I liked most is how responsive it was when I tested different temperature settings. The +/- 5°F tolerance means it stays pretty steady, which is perfect for avoiding unnecessary temperature swings.

The SPST contact configuration ensures reliable operation without any weird glitches.

Installing it took just a few minutes, thanks to the simple design and compatible Rheem parts. It’s a no-nonsense upgrade that really keeps your water heater running efficiently and safely.

Plus, at just under $16, it’s a budget-friendly way to improve your heating system’s control and reliability.

Overall, this thermostat exceeded my expectations for such a small component. It’s durable, easy to use, and specifically designed to match Rheem’s quality standards.

If you’re replacing an old or faulty thermostat, this one is a solid choice.

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