Best Pool Heater Reviews 2020

Above ground best pool heater: it’s something a lot of pool owners contemplate each year as the weather turns warm but their pool water lags behind. Sure you could wait until the end of June for the water in the pool to catch up, but why would you want to do that? Summer’s short enough as it is. The good news is that there are a number of above ground pool heaters for the pool vacuum on the market today and none of them will cost you an arm and a leg. Below we’re going to highlight 4 of the best

Top Rated Above Ground Best Pool Heaters With Comparison Chart

  • Hayward H400FDN
  • superior value and reliability
  • hydraulic efficiency and reliability
  • Hayward Universal design
  • Hayward HP50TA
  • Acoustic compressor cover
  • Ultra-Gold corrosion
  • Titanium heat exchanger
  • Hayward H100ID1
  • Reliable, electronic ignition
  • Induced draft technology
  • Cool-to-the-touch cabinet
  • Sta-Rite SR400NA
  • Lightest heater
  • rated 1st for highest energy efficiency
  • Compact Design
  • Hayward H150FDP
  • nickel heat exchanger
  • bypass valve design
  • versatile professional installation

Top 5 Pool Heaters Reviews


Hayward H400FDN Pool Heater:

best pool heater

The Hayward H400FDN pool heater is powered by natural gas. And since it has been designed by a reputable company in the pool heaters industry, Hayward, you can attest to its quality. By tapping from a special hydraulic system, this engine achieves high energy efficiency. When compared to other engines of the same capacity, it cuts on energy consumption by 18%.

But although it’s energy saving, it doesn’t disappoint in performance, thanks to its 400K BTU capability. For example, it can increase the temperature of 800 gallons of water by 30 degrees in less than sixty minutes. This means that you’ll be able to swim comfortably all around the year without worrying about an increase in your energy bill.

This Hayward H400FDB pool heater depends on natural gas to produce heat energy. That makes it environmentally friendly. Its heat exchangers feature cuprous nickel material. And consequently, that makes it corrosion-resistant. At the same time, it also has a powerful LED display. So you can make out the reading even in a poorly lit environment.

By tapping on a patented polymer head and combining it to the unique bypass valve, the engine offers reliable performance for many years. Furthermore, it also features an easy and versatile installation process. So whether you are performing a fresh or incorporating it into an old system it gives you an easy time.

Some other features and specification of this excellent gas heater are given below:

  • Powerful 400K BTU natural gas-operated the heater.
  • Electronic ignition system.
  • A warranty of 12 months.
  • Heat exchangers are made up of a cuprous nickel, making them anti-corrosive.
  • Crisp and clear LED display and controls.
  • Dual thermostat for more efficient temperature control.
  • Its hydraulics is better with polymer headers.
  • Meets all NOx emission standards.


  • This heater is much more energy-efficient than its competitors.
  • This device is very cost-effective.
  • This heater is very powerful can heat the whole pool in a short period of time.
  • It is very easy to set up.
  • LED display panel is a nice addition.



Hayward HP50TA 50000 Titanium:

pool heater reviews

For a pool heater that’s quiet, portable, and efficient, the Hayward HP50TA 50000 Titanium is hard to beat. This titanium pool heater produces a 50,000 BTU output, which may sound feeble for some, but don’t be fooled by its low power output or size. This powerful heat pump pool heater can easily heat up a 14,000-gallon pool to 85 degrees in just a few days. It is also very energy efficient, with an efficiency rate of 84%.

Also, unlike those large pool heaters which take a group of people to get installed correctly, this pool heater has a highly compact design. This heater is highly portable since it attracts a weight of 120 pounds. This pool heater has loads of other impressive features too.

Being that its heat exchanger is made of titanium, you won’t have to worry about the chamber getting corroded. The gold-plated evaporator coils and a sturdy polypropylene body add to its durability. It also has a LED screen that serves as its control panel, and you can use it to control the temperature of your pool. The digital control features allow you to feed in input parameters with unmatched accuracy. Due to its numerous features, it is one of the best in the market.

Using its electronic controls, you can set to heat and remain at a given temperature, thus guaranteeing a satisfactory swimming experience. By using heavy-duty quiet scroll compressors, this pool heater delivers an extremely quiet operation that won’t annoy your neighbors. Considering its compact size, it won’t require much of your valuable space to install. Some other features and specifications of this best pool heater are:

  • LED control panel for easier usage.
  • Durable 2-inchx1½-inch union connections.
  • Strong heat exchangers made of titanium for better performance.
  • Very small footprint and very light in weight.
  • Ultra Gold-plated evaporator coil for resistance to corrosion.
  • Really silent operation due to the acoustic compressor.


  • The heat pump is extremely lightweight and compact in design.
  • It is very efficient, with an energy efficiency of 84%.
  • This portable pool heater can be installed very easily due to its small form factor.
  • LED controls work very well.
  • It is very silent while operating.
  • The pool heater is designed specially in order to stop any kind of corrosion.
  • The titanium heat exchanger is very good.



Hayward H100ID1 100,000 BTU Pool Heater:

best solar pool heater

Small pools and spas are way too smaller than normal pools, so they don’t need as much power as larger pools to get heated. A 100,000 BTU output is enough for these. So, Hayward has also taken care of this issue by launching the Hayward H100ID1 100,000 BTU Pool Heater.

Whether it’s the look or performance, you will admire Hayward H100ID1 in both ways. It’s sleek finishing on the cabinet and the latest technology makes it admirable by many users. This swimming pool heater has an energy efficiency of 81%, which means that it’ll be able to heat a pool having an area of 450-sq. foot up to 85 degrees in a few hours. It is equipped with electronic ignition. That makes it quick, trouble-free to start and operate.

This pool heater also has a FireTile combustion chamber for an improved efficiency rate. Also, it employs the induced draft technique which results in optimal heating performance. At the same time, it also aids in the reliable heating of the pool in any given environmental setting. Even during operation, when you touch the cabinet it feels very cool. Operating it is very simple. But just in case you are inexperienced with the machine or run into trouble, the package comes with the operating manual for guidance.

It can heat the pool really quickly, so it can last you through those times easily when it was usually hard to swim. Also, it is very inexpensive, being one of the most inexpensive pool heaters in the market. With its many features and less cost, this gas pool heater is one of the best heaters available for smaller pools and spas. Despite its compact size, this heater has versatile use. It’s compatible with both small and medium-sized swimming pools.

Some specs and features are listed below:

  • Energy-efficient and eco-friendly natural gas heater.
  • 100,000 BTU output is good for warming smaller to medium-sized pools.
  • Electronic ignition ensures easy and fast usage.
  • The FireTile combustion chamber makes it much more durable than other pool heaters.
  • It has a special 120-volt electric cord included in its package.


  • This pool heater is way less expensive than its competitors.
  • It can heat up a 450 sq. feet pool in just a couple of minutes.
  • The unique design of this pool heater makes it energy efficient and very eco-friendly too.
  • It has an induced draft technology, which improves its energy efficiency.



Sta-Rite SR400NA Max-E 400,000 BTU Pool Heater:

best swimming pool heater

With its lightweight of 131lbs and compact size, this Sta-Rite SR400NA is suitable for retro-fit installation where space is limited. Whether you subject it to extreme heat or low alkalinity solution, this Sta-Rite SR400NA is designed to withstand even the harshest weather.

This Sta-rite pool heater is designed to beat every other pool heater in the market. The Sta-Rite SR400NA Max-E 400,000 BTU Pool Heater may look very small in form-factor, but it can fool you. It is really a giant, in terms of performance and energy efficiency. The temperature controls are extremely exact, the body is completely corrosion-free and it has a special pre-mixed gas combustion technology for even more efficiency and better performance.

This heater is unbelievably durable and very easy-to-use. Also, as it has a high output of 400,000 BTU, it can control the temperature of even huge pools in a small time. Its special body design makes it very portable and compact, which makes it very easy to install. Its body is made by the newest Dura-Glas technology, which makes it very durable and it can survive nearly any weather conditions. It also has a LED panel for temperature and feature controls, which makes it really easy to use. For simple failures, this pool heater will carry out a self-diagnostic test and thus reveal the fault.

Some other features are listed below:

  • The Sta-rite pool heater can produce an output of 400,000 BTU, which can easily heat any large pool in a couple of minutes.
  • Very strong and durable body designed through the latest Dura-Glas technology.
  • Highly efficient and can save lots of energy.
  • Very easy to use with the addition of LED controls.
  • Can diagnose any errors itself.
  • Meets the emission standards of NOx.


  • The heater is extremely durable, corrosion-resistant, and weatherproof.
  • The pool heater is made up of lightweight materials and has a very compact design, which makes it very easy to install.
  • It is very energy efficient and can save a lot of money on fuel.
  • Very low maintenance cost due to self-diagnostics.
  • Very environmental-friendly.



Hayward H150FDP Universal H-Series Low NOx 150,000 BTU Pool Heater:

top rated pool pump

This heater is one of the best-selling pool heaters on Amazon. This shows how popular and efficient this heater is. Leading the whole pool heater market in terms of energy efficiency, low emissions, and modern features, this surely is one of the best pool Vacuum heaters available in the market. It has features that can be found only in the most expensive heaters, yet it is really very affordable. It is especially meant for those pool owners who prefer eco-friendly objects. But, even if you simply want a powerful pool heater, you will love using this pool heater.

It taps on the innovative hydraulic design technology to cut down on the pump run time. At the same time that enables the Hayward H150FDP to cut down greatly on energy usage. From the intuitive front panel with digital display, it presents a very simple to use control with unparalleled exactness.

Are you living in areas that demand a low NOx requirement? This engine won’t fail you since it is environmentally friendly. Whether you are working with salty or aggressively flowing water, this pool heater promises you a longer life, thanks to its Cupro nickel Finn plate heat exchanger. With heat capacity of 150, 000BTU, it heats the pool extremely fast.

Some features are:

  • Special Finn Plate heat exchangers for better performance.
  • Ignition system made of Silicon nitride.
  • Very power combustion chamber.
  • Very low NOx emissions.


  • Very eco-friendly.
  • Can perform well even in the hardest winds.

A good pool heater is a very important commodity. However, it can be quite difficult to buy one nowadays, considering the sheer amount of options available in the market. However, with this nifty review of the five best heaters, choosing one will be a piece of cake!


Different Types of Above Ground Best Pool Heaters

There are a number of different pool heaters for above ground pools on the market today that use different methods to achieve the same result. Each takes a slightly different approach to the job of heating water. The most common types of above ground pool heaters are:

  • Wood Heaters: Wood heaters are the most popular method of heating swimming pool water even though they are relatively labor-intensive. Just as the name implies this type of heater uses wood to heat a chamber that in turn heats the water which is returned to the pool via a pipeline.
  • Propane Heaters: The propane heater doesn’t need to be hooked up to your home’s gas line so installation is simple. With a propane heater, you set the desired water temp and the heater automatically maintains that temperature, like the thermostat/furnace set up in your home.
  • Electric Heaters: Electric heaters are a workable option for those who can’t install a solar system for one reason or another. The electric heater system is 220v however which could lead to an involved installation process.
  • Solar Heaters: If you live in an area where the sunshine is abundant you’d be remiss not to consider using a solar above ground pool heater. The above ground pool solar heater doesn’t work as fast as some other units, but the money you’ll save will be considerable.

Above Ground Pool Heater: Conclusion

Above ground pool heaters are a great way to extend the summer fun into the late spring and early fall. They’re also a great way to take the chill off in those environs where even the summer months aren’t always toasty warm. Any above ground pool heater profiled above will be a wise purchase and add real value to your overall swimming pool experience.