Even if you live where it is warm and sunny most of the time, you may still want the best swimming pool heater installed on your swimming pool.
This way, you can swim all the time at a temperature you’re most comfortable with. You can control how cold or warm you want the water, which is an advantage over only swimming during the warmest months.
My guess is you’ve been researching and already know there are quite a few heaters for swimming pools to choose form, right?
You may want to upgrade if you’re paying an arm and a leg for electricity to power your current pool heater.
Best of all, your investment in a new heater may cut your expenses in half and pay for itself in no time.
How Solar Pool Heating Works
Best Swimming Pool Heater
For example, there are solar swimming pool heaters you should look at before deciding.
These collect heat from the sun in cells. Then, that heat is transformed and is used to heat your pool.
The solar energy will be collected by the panels each day, and the cycle will repeat…
Alternative Pool Heaters
Other pool heaters use electricity and gas to heat your pool water.
You can also reduce the amount of energy required to heat your swimming pool by keeping the pool covered when it’s not in use.
This will allow the water to maintain the heat. Placing a cover on your pool can be time-consuming, so investing in an electric tarp is a fast, effective option. They’re made for all shapes and sizes of swimming pools as well.
Recommended Reading: Best Wireless Remote Pool Thermometer
Now, you need to ensure the swimming pool heater you choose is adequately sized for your swimming pool. And don’t try to save money by installing one that’s too small for your pool size. In the long run, you’ll end up paying more. If you’re unsure which pool heater to get, don’t hesitate to get professional help for this investment.
Solar vs. Gas vs. Electric Pool Heaters
With solar heaters, the bigger the pool, the more panels you’ll need to have enough energy. It would be best if you could operate solely on solar power for heating, rather than switching between it and electricity.
If you’re shopping for a swimming pool right now, the heater’s quality is something to consider.
Too many consumers don’t realize the importance of having a good heater until they already have the swimming pool installed. Complex equipment like high-BTU gas heaters or solar controllers often require a professional pool service for the initial installation and annual safety inspections.
Do Your Research Before Buying A Pool Heater
Understanding that heating is an important feature will prompt you to pay more attention to it initially. This way, you can be sure you get the best possible overall swimming pool and equipment for your investment.
Look, with a great heating system, it doesn’t matter if it’s gas, electric, or solar – because you’ll be able to enjoy your swimming pool all year round. And you won’t be afraid to pay your electricity bill.
Finally, ensure you routinely inspect your heating system as part of your regular DIY pool service. That way, you can avoid any major problems with it. Last, look at your warranty information, too, so you can get assistance if you experience any issues.
Swimming Pool Heaters
- 【PROFESSIONAL SAFETY & AUTO SHUT-OFF】 This immersion water heater is your ultimate safety partner. The intelligent system automatically powers off the 2000W heating element once water hits the perfect temp of 165°F (75°C), preventing scalding risks. The durable stainless steel build resists rust. Remember: Always fully submerge this bucket heater in water before plugging into a 110V outlet to avoid damage or fire hazard.
- 【RAPID 2000W HEATING POWER】 Say goodbye to cold water! Our 2000W high-efficiency portable water heater rapidly takes the chill off, warming up 5 gallons in just minutes. It's the perfect pool heater for inflatable pools, small stock tanks, and buckets. The perforated guard maximizes heat dispersion for faster, more even heating. Pro Tip: For larger tubs, use multiple units on separate circuits to speed up the process.
- 【ULTIMATE PORTABILITY FOR ANY SCENE】 Your go-to heating solution anywhere! This lightweight and compact immersion heater is ideal for camping, farms, garages, or bathrooms. Use it effortlessly as a hot tub heater for portable spas, a pool warmer for kiddie pools, or to heat water for chores and pets. Critical: Keep it 3+ feet away from gases or flammables during operation.
- 【SMART LCD TEMPERATURE MONITORING】 Precision heating at a glance! The built-in digital thermometer displays real-time water temperature, so you never have to guess. A clear power indicator light lets you know it's working. Just immerse, plug in, and monitor—it’s that easy! Always ensure no people or pets are in the water while this pool heater is running.
- 【COMPLETE KIT & WORRY-FREE WARRANTY】 Everything you need is in the box: the FIVECUBS immersion heater, LCD thermometer, and user manual. It makes a practical gift for anyone. Your satisfaction is 100% guaranteed. Our US-based support team is ready to assist you with any questions or needs.
- Extend Your Swim Season: The pool heat pump features a dual-mode heating and cooling system that maintains optimal water temperatures year-round. Precision control ensures heating from 47–104℉ and cooling from 47–83℉, allowing you to enjoy extended swimming sessions through autumn’s crisp chill and spring’s cool mornings.
- Rapid Heating & APP Control: Engineered for speed and efficiency, it delivers 75,000 BTU warmth in hours, perfect for large pools, up to 21,000-gallon systems, or chilly climates. Take full control via the app & control panel. Adjust temperatures remotely, track energy use, and program heating schedules to fit your lifestyle.
- Inverter Energy Saving: Intelligent heat pump system featuring full DC variable frequency technology delivers 15.8 COP for maximum heating output. Adaptive frequency conversion algorithm dynamically adjusts power in real-time, achieving 70% energy savings over traditional electric heating and 40% higher efficiency than gas systems.
- Ultra-Quiet & Auto-Defrost: Variable frequency technology reduces operational noise to just 53 dB, paired with an intelligent defrosting system featuring automatically initiated cycles every 40 minutes that complete the process in just 5 minutes, ensuring uninterrupted winter operation with continuous heating performance.
- Easy to Assemble: Our heat pump features 3 versatile connection options designed to integrate with all pools,(1.25" & 1.5" hose adapter, 1.5" adapter conversion kit, 1.5" PVC pipe converter), ensuring hassle-free installation and optimal performance. Enjoy peace of mind with our 3-year warranty. Dive into comfort and reliability.
- [Automatic Circulating Heating]: The spa heater cycles on and off based on the preset temperature. It will automatically shut off when the water temperature reaches or surpasses the preset level. Conversely, if the temperature falls below the preset level, the electric spa heater will automatically switch on again.
- [Upgraded Heating Element]: The electric pool heater is equipped with 316 stainless steel heating elements that offer high thermal conductivity. The efficient transfer of heat through the heating tubes speeds up the heating process and reduces energy costs.
- [Digital Display]: Mxmoonant pool heater's upgraded touchscreen display offers enhanced visibility and control compared to traditional temperature knobs. The temperature is displayed visually and can be controlled with ease and precision.
- [Note]: 18KW swimming pool heaters are suitable for pools with a capacity of around 2000 gallons. The heating time depends on various factors, such as the size of the pool, the desired temperature increase, the power of the heater and the ambient temperature.
- [Professional Wiring Required]: As hot tub heaters are high-powered machines, they are designed to be hardwired rather than plugged in. The installation process must be handled by a licensed electrician. They can ensure your safety, as well as ensuring the wiring is correct to maximise the efficiency and lifespan of your pool heater.


