10 Best inground swimming pool heaters of 2025

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Best Choice

1

TURBRO

TURBRO Inverter Swimming Pool Heat Pump - 75,000 BTU - for Above and In Ground Pools and Spas - High Efficiency, All Electric Heater - No Natural Gas or Propane Needed, Beluga B75V
9.9

Exceptional

Our Rating
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Value for Money

2

Hayward
Hayward W3H250FDN Universal H-Series 250,000 BTU Natural Gas Pool and Spa Heater for In-Ground Pools and Spas
Main highlights

Premium Performance and Reliability
The Hayward Universal H-Series 250,000 BTU Natural Gas Heater delivers fast and efficient heating with exceptional corrosion protection and energy savings.

Ideal for In-Ground Pools and Spas
Best suited for in-ground pools and spas up to 750 sq. ft. in areas requiring low-NOx emissions and where natural gas is available.

Ease of Installation and Use
Customers frequently praise the heater's easy installation process and intuitive front control panel for straightforward operation and maintenance.
9.7

Exceptional

Our Rating

9.7
Temperature control

9.5
Simple to use

9.3
Efficient Energy Use
3

Varpoolfaye
Varpoolfaye Electric Pool Heater for Inground Pool 30000 BTU Swimming Pool Heater Pump Above Ground Pool Heater 120V 8000 Gallon Heating or Cooling WiFi Control Schedule

21% Off
Main highlights

High Performance Heating
Delivers up to 30000 BTU with a COP of 5.8, ideal for pools up to 8000 gallons.

All Season Comfort
Perfect for maintaining ideal pool temperatures year-round, from heating to cooling.

Convenient WiFi Control
Easily manage pool temperature and settings remotely using the app.
Key specs
- Dimensions:35 x 14 x 22 inches
- Material:Titanium heat exchanger
- Max Pool Size:8000 gallons
- Thermostat:WiFi-enabled control
- Heating Power:30000 BTU
9.4

Excellent

Our Rating
4

AQUASTRONG

Aquastrong 35,000 BTU Inverter Swimming Pool Heat Pump, 9,000 Gallons Electric Pool Heater for Above Ground and Inground Pool, WiFi Capable Timer, Heating and Cooling Pool Heater 120V
9.3

Excellent

Our Rating
5

Pentair
Pentair EC462025 MasterTemp 125 125,000 BTU Compact Energy Efficient Swimming Pool and Spa Propane Gas Heater for Small Pools Up to 15,000 Gallons
Main highlights

Compact and Efficient Design
The Pentair EC-462025 heater offers a compact build with 82% efficiency, ideal for smaller pools up to 15,000 gallons.

Ideal for Cooler Climates
Perfect for extending swimming seasons in cooler areas, providing warm water even when outdoor temperatures drop.

Praised for Temperature Maintenance
Customers love its ability to maintain comfortable pool temperatures, enhancing swimming enjoyment in colder weather.
Key specs
- Dimensions:31.5 x 21 x 23 inches
- Material:Corrosion and UV-resistant
- Max Pool Size:Up to 15,000 gallons
- Thermostat:Rotating digital display
- Heating Power:125,000 BTUs
9.2

Excellent

Our Rating

9.3
Temperature control

8.7
Simple to use

8.2
safety
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6

Raypak
Raypak 009218 PR336AENC49 336000 BTU Natural Gas Pool Heater
Main highlights

Integral Fin Copper Exchanger Tube
High-efficiency heat transfer and durability, ensuring long-lasting performance and quick heating for large pools.

Ideal for Large Pools
Perfect for quickly heating pools up to 25,000 gallons, making it suitable for residential and commercial use.

High Value for Money
Customers appreciate the cost-effectiveness, providing more power and efficiency at a lower price compared to local options.
Key specs
- Dimensions:44 x 31 x 31 inches
- Material:Copper, Polymer
- Max Pool Size:N/A
- Thermostat:N/A
- Heating Power:N/A
9.0

Excellent

Our Rating

9.9
Easy installation

9.7
worth the money

9.3
Heat transferring
7

FibroPool
FibroPool Swimming Pool Heat Pump - FH270 70,000 BTU - for Above and In Ground Pools and Spas - High Efficiency, All Electric Heater - No Natural Gas or Propane Needed
Main highlights

Energy Efficient and Eco-Friendly
The FH270 heat pump uses clean electricity, reducing environmental impact and energy costs by transferring heat from air to water.

Best for Moderate Climates and Pools
Compatible with in-ground pools up to 15,000 gallons and above-ground pools up to 27 feet round, ideal for humid climates.

Quiet and Reliable Performance
Customers praise the quiet operation and effective heating, maintaining comfortable temperatures even during cooler months.
Key specs
- power source:Electricity
- dimensions:40 x 16 x 31 inches
- cycle time:N/A
- maximum flow rate:N/A
- heating capacity:N/A
8.9

Very Good

Our Rating

9.7
Temperature control

9.1
Easy installation

8.7
worth the money
8

VARMINPOOL

Varminpool 30000 BTU Smart Electric Pool Heater for Inground and Above Ground Pool up to 8000 Gallons, Pool Heat Pump with WiFi Control APP, Titanium Heat Exchanger, Smart Inverter, 120V
8.6

Very Good

Our Rating
9

SunHeater
SunHeater Pool Solar Blanket - Heavy Duty Rectangular Thermal Cover with Bubbles - Heat Transfer Solar Pool Heater for In-Ground Swimming Pools - Durable 12 Mil Thick Polyethylene - 16' x 32' Feet
Main highlights

Natural Pool Heating
The SunHeater Pool Solar Blanket uses solar energy to heat your pool, increasing water temperature effectively and naturally.

Ideal for Heat Retention
Perfect for maintaining pool heat overnight, keeping temperatures stable even when air temperature drops.

Customer Praised Quality
Customers love its effectiveness in raising pool temperature and keeping water clean from debris.
Key specs
- size:16'x32'
- color:Blue
- shape:Rectangular
- material:Polyethylene PE
- style:Compact
8.4

Good

Our Rating

8.7
lasts a long time

8.4
Easy installation

8.2
Simple to take off
10

Raypak

Raypak 266,000 BTU Digital Electronic Ignition Natural Gas Pool Heater
8.3

Good

Our Rating

8.4
Easy installation

8.4
Tech Support

8.2
Efficient Energy Use

10 Best inground swimming pool heaters of 2025

1

TURBRO Inverter Swimming Pool Heat Pump - 75,000 BTU - for Above and In Ground Pools and Spas - High Efficiency, All Electric Heater - No Natural Gas or Propane Needed, Beluga B75V

How do we rank?

How do we rank?

Analyzing top stores

2

Hayward W3H250FDN Universal H-Series 250,000 BTU Natural Gas Pool and Spa Heater for In-Ground Pools and Spas

9.7

9.5

9.3

3

Varpoolfaye Electric Pool Heater for Inground Pool 30000 BTU Swimming Pool Heater Pump Above Ground Pool Heater 120V 8000 Gallon Heating or Cooling WiFi Control Schedule

4

Aquastrong 35,000 BTU Inverter Swimming Pool Heat Pump, 9,000 Gallons Electric Pool Heater for Above Ground and Inground Pool, WiFi Capable Timer, Heating and Cooling Pool Heater 120V

5

Pentair EC462025 MasterTemp 125 125,000 BTU Compact Energy Efficient Swimming Pool and Spa Propane Gas Heater for Small Pools Up to 15,000 Gallons

9.3

8.7

8.2

6

Raypak 009218 PR336AENC49 336000 BTU Natural Gas Pool Heater

9.9

9.7

9.3

7

FibroPool Swimming Pool Heat Pump - FH270 70,000 BTU - for Above and In Ground Pools and Spas - High Efficiency, All Electric Heater - No Natural Gas or Propane Needed

9.7

9.1

8.7

8

Varminpool 30000 BTU Smart Electric Pool Heater for Inground and Above Ground Pool up to 8000 Gallons, Pool Heat Pump with WiFi Control APP, Titanium Heat Exchanger, Smart Inverter, 120V

9

SunHeater Pool Solar Blanket - Heavy Duty Rectangular Thermal Cover with Bubbles - Heat Transfer Solar Pool Heater for In-Ground Swimming Pools - Durable 12 Mil Thick Polyethylene - 16' x 32' Feet

8.7

8.4

8.2

10

Raypak 266,000 BTU Digital Electronic Ignition Natural Gas Pool Heater

8.4

8.4

8.2

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