10 Best Swimming Pool Heaters For Above Ground Pools in The UK

Last updated on 26/08/2025

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Mxmoonant Pool Heater 11KW 220V, Hot Tub Water Thermostat 25~50℃, Electric Swimming Pool Heater with Touch Screen for Both Above Ground and Inground Pool, Spa, Bathtub

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Why We Love It

Accurate control with touchscreen interface.
Automatic temperature consistency maintained effortlessly.
Stainless steel enhances efficient heating.

Main Highlights

[Accurate digital touch screen]: Compared to traditional temperature controllers, the 11KW pool heater's enhanced touchscreen greatly improves visibility and control accuracy.
[Automatic circulation heating]: The pool heater switches on and off according to the set temperature to keep the water temperature constant.
[Efficient heating pipe]: The electric pool heater is equipped with 304 stainless steel heating tubes, which have excellent thermal conductivity. This efficient heat transfer method speeds up heating times and reduces energy costs.
[Professional wiring method]: A Whirlpool heater is a high performance appliance that must be hardwired and not plugged in. The installation must be carried out by an authorised electrician. They will ensure safety and correct wiring, which is also important to maximise the efficiency and life of the pool heater.
[Note: 11KW pool heaters are suitable for pools of approximately 3.8m³/3800L. In addition, the heating time of a pool heater depends on various factors, such as the size of the pool, the set temperature, the power of the pool heater and the ambient temperature.

12" Top-Mount Above-Ground Swimming Pool/Spa Sand Filter and .35 HP

Topyond Pool Heater, 220V 1KW Electric Water Heating Thermostat, Hot Tub Water Heater, IPX5 Waterproof SPA/Swimming Pool Heaters for Above Ground Pools, Inground Pools, and Outdoor Ponds

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Why We Love It

Heats up quickly and reliably.
Perfect for any water massage.
Ensures safe, constant temperature.

Main Highlights

CONSTANT TEMPERATURE FUNCTION: This constant temperature heater is specially designed for SPA bathtubs, which can be heated in the case of mixing hot and cold water, and it is suitable for Jacuzzi bathtubs, bathtubs SPA and other water massage equipment, so that you can enjoy a comfortable water temperature while taking a bath.
FAST HEATING: This heater uses 1KW powerful power, which heats up very fast and can be quickly thermostated to save time and guarantee your comfort. The heater is also very easy to use, you don't need special teaching or programming, just simple operation to use it easily.
SAFETY AND RELIABILITY: This spa heater offers excellent performance and is durable and reliable. It is IPX5 waterproof rated for use in humid environments and has a waterproof and leak-proof design to ensure safe use.
DURABLE MATERIAL: The heater is made of high quality material and fine craftsmanship, which makes it very easy to install and use. You can connect the piping of the bathtub circulation system or the inlet and outlet of the bathtub pump according to the direction indicated on the heater and make sure that the water flow is in the right direction.
MULTIFUNCTIONAL USE::This water heater can be used as a jacuzzi, bathtub SPA, small swimming pool, hydroponics, fish pond heating and other places where constant temperature is needed. Whether in the cold winter or hot summer, using this heater can let you easily enjoy a constant water temperature while bathing, making your life more comfortable and convenient.

TANGZON Solar Dome Heater, UV-Proof Pool Warmer Single Unit Water Heater with Hose Connectors, Outdoor Solar Heater for Swimming Pool Above Ground (58 x 58 x 32 cm)

Why We Love It

Eco-friendly solar heating solution.
Easy to install and store.
No water leakage concerns.

Main Highlights

DOMED COVER FOR HEAT MAINTENANCE: Fix the transparent cover on the base with solid slot-tight connections, then the solar heater is able to absorb and gather a lot of heat from sunshine, which is exactly called the greenhouse effect. When water flows through internally wounding water pipes, its temperature will rise to create a warmer swimming pool above the ground.
VERSATILE JOINTS & NO WATER LEAKAGE: No need for other components, the solar dome heater is already fitted with 2 hoses (long/short) and other accessories to match your own hose. Besides, included hoses have been upgraded for a better thickness to eliminate water leakages. By the way, it is recommended that you connect the heater to a pump with 1-2 HP for strong water flows.
SEVERAL COMBINED FOR BETTER HEATING: Each domed water warmer is capable to heat up to 10,000L pool volume. Basically, you're suggested to attach 3-4 dome heaters for family use, while this process needs a 3-way valve (not included) as well as a "T" connector (not included). Note: during use, the pressure shouldn't exceed 0.8kPa and the daily air pressure is 35PSI.
EASY TO ASSEMBLE & STORE: The solar heating dome is easy to install with all the accessories and detailed instruction provided. In addition, with the size of 57 x 57 x 22 cm/58 x 58 x 32 cm, this solar thermal pool heater is easy to carry, and there are 2 folding stands for efficient use and space-saving storage when not in use.
IDEAL UV RESISTANCE FOR OUTDOOR EVENTS: The domed solar heater extends swimming seasons for you with warm water. Made of superior PP, PC and PE, it displays perfect UV resistance and is ideal for outdoor activities. No electric or gas needed, the solar heater is definitely an energy-saving and safe addition to your backyard.

COSTWAY Solar Thermal Pool Heater Dome, Solar Heater Pool Heating System with Stands and Hose Connector, Inground Pool Warmer Equipment (58 x 58 x 32 cm)

Why We Love It

Effective heat retention technology.
Space-saving and adjustable design.
Universal compatibility for pools.

Main Highlights

【Enhanced Solar Absorption】Equipped with a black coil, this water warmer allows it to capture and retain heat more effectively, boosting your pool’s temperature by 3-4℃. The transparent dome cover not only maximizes sunlight penetration but also acts as a protective barrier to prevent heat loss.
【Flexible & Space-Saving Design】Featuring foldable legs, you can easily adjust this solar heater’s angle to capture the optimal amount of sunlight throughout the day. Plus, the wider legs ensure great stability. When the season changes, the 2 legs can be folded down to make storage compact, saving you valuable space.
【Versatile Connection Options】This water heater includes 90° rotatable hose connectors, you can connect up to 3 solar pool heaters in series to maximize heating power. We recommend pairing this solar water heater with a 1-2HP power pump (not included) with a flow rate of up to 16 GPM. It fits joints of 1½” and 1¼”.
【Universal Pool Compatibility】Whether you have an above-ground or in-ground swimming pool, this pool warmer is perfectly suited. When using this heater, ensure the pressure does not exceed 0.8 kPa with a daily air pressure of 35PSI for safe and efficient operation.
【Easy Setup & Complete Package】 In addition to the 2 hoses, this solar power heater also comes with 1 flat gasket, 1 thread nut hose, 1 sealing tape, 2 hose clamps and 2 hose reducers. Everything you need for a hassle-free setup is included in the package. Note: The package comes ready with one heater.

Intex Eco-Friendly Solar Heating Mat for Swimming Pools #28685

14% Off

Why We Love It

Eco-friendly solar technology utilized.
Increases pool temperature significantly.
Easy drainage and storage.

Main Highlights

Eco-friendly Solar technology.
Increases pool temperature by 3-5 degrees
Suitable for AGP's up to 8,000 gal (30,280L)
Easy to drain and store.
Simple hook up.
This product will not work in temperatures below 26 degrees Celsius.

Intex 28685 Pool EcoFriendly Solar Heating Mat, Includes 32mm hose attachment points Suitable for above-ground pools with a capacity less than 30,280L

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Why We Love It

Eco-friendly solar heating technology.
Suitable for various pool sizes.
Easy installation with pump.

Main Highlights

1m x 1m surface to absorb sun's rays Dimensions before filling 1.20m x 1.20m.
Includes 32mm hose attachment points and 2 B adapters for use with 38mm hoses
Simply attach to a filter pump up to 1/3 hp or pump flow rate less than 2,000gph (7,570L/h)
Eco-friendly Solar technology that increases the temperature of the pool water by approximately 3-5deg depending on the size of pool and weather conditions.
Suitable for above ground pools with a capacity less than 30,280L (8,000gals). Mats can be joined together for bigger pools.

Pool Heater for Above Ground Pools, 2500W Paddling Pool Heater, Swimming Pool Heater, Portable Water Heater for Hot Tubs

Why We Love It

Quick heating saves time and energy.
Automatic shut-off ensures safe use.
Versatile for various water containers.

Main Highlights

Quick Heat: The 2500W high powered bird water heater quickly heats up to 5 gallons of water in minutes, allowing you to quickly play in a small pool and enhance family connnection. Rapid heating can significantly save your time and electric bill.
Automatic power-off Function: When the water temperature reaches a certain temperature, the electric kettle will automatically turn on and off to maintain the water temperature, no need to worry about overheating. Soak in the tub every day and enjoy the comfort of hot water to relieve fatigue and relax.
Safety: The heavy-duty stainless steel shroud of the cartridge water heater wraps the heating part to avoid direct contact with people or animals for added safety, and the holes in the shroud help release heat into the water faster. Automatic power-off for dry burns.
Easy To Use: Plug-in heaters are easy to use, simply place the electric heater into a container of water, then completely cover the heating components with hot water in stainless steel and plug into any electrical outlet with a grounding jack. Note: The power cord and black handle should not be immersed in water.
Wide Applications: Submersible water heaters can be used for containers of different sizes such as small swimming pools, buckets, tubs, bathtubs, and can also be used to heat water to clean sinks, food, dishes, etc. from cold water intrusion.

Portable Water Heater, Immersion Heater, 2000W, Fast Heating Portable Water Heater with 304 Stainless Steel,Bucket Heater with Digital LCD Thermometer for Home Camping Bath Pool Outdoor (1 pcs)

Why We Love It

Fast heating for instant use.
Compact and portable design.
Safe with automatic shutdown feature.

Main Highlights

2000W Immersion Electric Water Heater, Fast Heating: This 2000W portable water heater can quickly heat water anywhere, making it perfect for camping, water buckets, or small swimming pools. The 304 stainless steel heating element can boil water in a few minutes, and the digital LCD thermometer displays real-time temperature for precise control.
Portable Design, Suitable For Both Indoor And Outdoor Use: This water heater is lightweight and compact, and can be placed in buckets, basins, or bathtubs, making it perfect for home use, camping trips, or outdoor activities. The 5.9-foot power cord can be connected to a distant socket, and the built-in handle is convenient for carrying and storing
Sturdy 304 Stainless Steel Structure: The stainless steel material is corrosion-resistant and durable, capable of withstanding hard water and frequent use. The waterproof LCD screen and insulated handle prioritize safety to prevent burns during operation.
Digital Temperature Display And Automatic Shutdown: The clear LCD screen can monitor the water temperature (32-158 ° F/0-70 ° C) and set the desired temperature. When the heater is lifted from the water or reaches its maximum temperature, it will automatically shut down, eliminating the risk of overheating and allowing you to use it with peace of mind.
Multi Functional Heating Solution To Meet Various Needs: Can be used to heat shower water, disinfect tools, or prepare hot drinks while camping. Universal design suitable for any container - simply immerse in water, plug in the power, and enjoy fast and efficient heating. It is an essential choice for emergency preparedness or off grid living.

Electric Water Heater 2500W, Portable Pool Heater for Above Ground Pools & Hot Tubs, Immersion Water Heater with Digital LCD Thermometer, Submersible Water Heater for Hot Tub Heater

Why We Love It

Efficient heating saves time.
Precise temperature control guaranteed.
Compact and portable for use.

Main Highlights

【Efficient & Fast Heating】Our 2500W titanium immersion water heater delivers rapid heating for liquids, reaching your desired temperature quickly. The high-efficiency design saves time and reduces energy costs, making it an economical solution for pools, bathtubs, sinks, and more.
【Precision Temperature Control】Featuring a temperature sensor, this bathtub water heater maintains water temperature within ±0.1°C accuracy. Adjustable from 41–212°F (5–100°C), it automatically stabilizes heat for consistent, hands-free working.
【Advanced Leakage Protection】Safety comes first with auto shutoff and short-circuit protection, plus high-quality wiring for secure use. The clear LCD screen displays both real-time and target temperatures, making monitoring effortless.
【Safe & User-Friendly】Simply immerse the heater in water, plug it into a grounded outlet, and let the built-in LCD thermometer monitor temperature accurately. After power-on, the screen displays 000, set the heating time by "+" and "-", then press "set" to enter the temperature setting page, set the temperature by "+" and "-", press "Set" to confirm, if you do not need to set the heating time, press "Set" for 3 times after power-on, you can enter the temperature setting page
【Portable & Multi-Purpose】Lightweight and compact, this immersion heater is perfect for pools, hot tubs, storage tanks, buckets, and more. Take it anywhere for fast, efficient heating—ideal for homes, farms, and outdoor use.

8.7

Excellent

We scanned 1909 products

We reviewed these offers relevant to the Swimming Pool Heaters For Above Ground Pools within online retailers such as Amazon, eBay and other local retailers, ensuring we covered all major brands and models. The products we selected come from trusted brands like Mxmoonant, Pool Central, Topyond, TANGZON, COSTWAY, Intex, Generic, JOPWUE, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.

For the best Swimming Pool Heaters For Above Ground Pools in the market, we considered we took a deep dive into 9546 online reviews , focusing on elements like user satisfaction, performance in real-world conditions, and long-term reliability. Our ranking also evaluates each review’s relevancy, authenticity, up-to-dateness and depth so that the comparison is more sound.

We concluded that:

The clear winner of our analysis is Mxmoonant Pool Heater 11KW 220V, Hot Tub Water Thermostat 25~50℃, Electric Swimming Pool Heater with Touch Screen for Both Above Ground and Inground Pool, Spa, Bathtub. We love many things about this product by Mxmoonant. What sets it apart from the competition is Accurate control with touchscreen interface. , Automatic temperature consistency maintained effortlessly. , Stainless steel enhances efficient heating. .
The best value product for most shoppers and where user satisfaction is continuously the highest is 12" Top-Mount Above-Ground Swimming Pool/Spa Sand Filter and .35 HP by Pool Central based on online reviews by bloggers, experts and online shoppers.
The biggest bargain at the moment for Swimming Pool Heaters For Above Ground Pools and the best cost-to-value ratio is Intex Eco-Friendly Solar Heating Mat for Swimming Pools #28685at Intex with a 14% discount.
Our list of the best Swimming Pool Heaters For Above Ground Pools is updated regularly to reflect new releases and changes in product availability, so be sure to check back often for the latest rankings and discounts.

10 Best Swimming Pool Heaters For Above Ground Pools in The UK

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We scanned 1909 products

We concluded that: