Hello there! Are you tired searching for the best gas pool heaters but could not able to find the right one? Worry not readers, because in this article, we have covered everything you need to know before buying the gas pool heaters online. Keep Reading!

Choosing the best gas pool heaters can be a tough job, especially when you are looking for one that suits your budget. Therefore, we have listed the top 10 gas pool heaters available at best prices with all the latest demanding features catering to your needs. We have analysed each and every product and have shared detailed information about them. Based on our personal review, we found this EcoSmart SMART POOL 27 Electric Tankless Pool Heater, 27kW, 240 Volt, 112.5 Amps with Self Modulating Technology best in our list. However, if you are looking for a product with a cheaper price, then you can check out Raypak 406,000 Btu Digital Natural Gas Pool Heater with Cupro Nickel Ray-014941 which is equally good with good reviews. We are very much sure that you’ll be able to make a wiser decision in buying the Top gas pool heaters by going through the exclusive list mentioned below.

All the products listed in this guide are good in their own way. You simply have to pick one that you feel delivers on the best performance. Let us get right into them already. Check the quick reviews below.

Best gas pool heaters

Image
Product Title
Score

Raypak 266,000 BTU Digital Electronic Ignition Natural Gas Pool Heater
9.8

Raypak 014784 PR156AENC 150000 BTU Natural Gas Heater
9.5

Hayward W3H250FDN Universal H-Series 250,000 BTU Natural Gas Pool and Spa Heater for In-Ground Pools and Spas
9.1

Raypak 406,000 Btu Digital Natural Gas Pool Heater with Cupro Nickel Ray-014941
8.9

EcoSmart SMART POOL 27 Electric Tankless Pool Heater, 27kW, 240 Volt, 112.5 Amps with Self Modulating Technology
8.4

Hayward W3H150FDP Universal H-Series 150,000 BTU Propane Pool and Spa Heater for In-Ground Pools and Spas
8.1

Raypak 206,000 BTU Natural Gas Millivolt Pool Heater
7.6

Raypak 014786-156A Propane Pool Heater 150K BTU for 0-1999ft Elevation 014786 - RYPR15
7.4

Raypak 014779 PR106AENC 105000 BTU Natural Gas Pool Heater
7.1

Hayward W3H135FDP H-Series Pool Heater, Beige
6.8

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


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

$2,799.00 $2,939.00
in stock
Amazon.com
Updated: June 17, 2025 7:05 pm

Features

  • Built to withstand various weather conditions, perfect solution for environments requiring efficiency, convenience and versatility.
  • Intermittent spark ignition pilot safety controls. Pilot only comes on when there is a call for heat.
  • Space-age material means the heater won't retain residual heat after it is turned off, allowing it to be installed without the use of costly metal heat sinks.
  • Part Number: 009217 | Model Number: P-R266A-EN-C
  • PLEASE NOTE: Item is unable to be shipped to state of California

Raypak 014784 PR156AENC 150000 BTU Natural Gas Heater


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Raypak 014784 PR156AENC 150000 BTU Natural Gas Heater

$1,799.00
in stock
Amazon.com
Updated: June 17, 2025 7:05 pm

Features

  • Part Number: 014784 | Model Number: P-R156A-EN-C
  • Allows you to extend your swim season, open your pool earlier and close it later.
  • Perfect choice for above-ground pools and spas
  • 2" water connections
  • PLEASE NOTE: Item is unable to be shipped to state of California

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


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

$3,099.00
in stock
Amazon.com
Updated: June 17, 2025 7:05 pm

Features

  • BEST FOR: In-ground pools and spas with a surface area up to 750 ft. where natural gas is available. Its low environmental impact makes it ideal for pools and spas located where low-NOx emissions are required.
  • PREMIUM PERFORMANCE: The Hayward Universal H-Series 250,000 BTU Natural Gas Heater delivers fast premium heating performance for years of reliable, long-lasting comfort.
  • CORROSION PROTECTION: The Universal H-Series boasts exceptional protection against corrosion and premature failure caused by unbalanced water chemistry.
  • ENERGY SAVINGS: The efficient, industry-leading design reduces circulation pump run time to provide energy savings.
  • EASY-TO-USE: Intuitive front control panel provides easy operation, service and maintenance.

Raypak 406,000 Btu Digital Natural Gas Pool Heater with Cupro Nickel Ray-014941


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Raypak 406,000 Btu Digital Natural Gas Pool Heater with Cupro Nickel Ray-014941

$3,999.00 $4,199.00
in stock
Amazon.com
Updated: June 17, 2025 7:05 pm

Features

  • Part Number: 014941
  • Model Number: P-R406A-EN-X
  • Cupro-nickel gas pool and spa heater
  • Pagoda design ensures heater stays active in harsh weather conditions
  • Microprocessor controlled thermostat

EcoSmart SMART POOL 27 Electric Tankless Pool Heater, 27kW, 240 Volt, 112.5 Amps with Self Modulating Technology


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EcoSmart SMART POOL 27 Electric Tankless Pool Heater, 27kW, 240 Volt, 112.5 Amps with Self Modulating Technology

$823.28 $999.00
PRIMEPRIME
in stock
Amazon.com
Updated: June 17, 2025 7:05 pm

Features

  • Flow Activation
  • Eco smart Pool Heaters are compact and easy to install for a new or existing pool
  • Set your temperature digitally to increments of 1-Degree. Set it and forget it.
  • Compatible with Eco smart Remote Control. Activation Flow - 12 +/- 2 GPM
  • Can be used as an alternative to or booster to heat pump.

Hayward W3H150FDP Universal H-Series 150,000 BTU Propane Pool and Spa Heater for In-Ground Pools and Spas


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Hayward W3H150FDP Universal H-Series 150,000 BTU Propane Pool and Spa Heater for In-Ground Pools and Spas

$2,409.00
in stock
Amazon.com
Updated: June 17, 2025 7:05 pm

Features

  • BEST FOR: In-ground pools and spas with a surface area up to 400 ft. where natural gas is available. Its low environmental impact makes it ideal for pools and spas located where low-NOx emissions are required.
  • PREMIUM PERFORMANCE: The Hayward Universal H-Series 150,000 BTU Propane Heater delivers premium heating performance for years of reliable, long-lasting comfort.
  • CORROSION PROTECTION: The Universal H-Series boasts exceptional protection against corrosion and premature failure caused by unbalanced water chemistry.
  • ENERGY SAVINGS: The efficient, industry-leading design reduces circulation pump run time to provide energy savings.
  • EASY-TO-USE: Intuitive front control panel provides easy operation, service and maintenance.

Raypak 206,000 BTU Natural Gas Millivolt Pool Heater


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Raypak 206,000 BTU Natural Gas Millivolt Pool Heater

$2,939.00
in stock
Amazon.com
Updated: June 17, 2025 7:05 pm

Features

  • Part Number: 009192
  • Model Number: P-R206A-MN-C
  • High-wind resistance
  • Corrosion-resistant headers
  • PVC plumbing directly to the heater

Raypak 014786-156A Propane Pool Heater 150K BTU for 0-1999ft Elevation 014786 – RYPR15


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Raypak 014786-156A Propane Pool Heater 150K BTU for 0-1999ft Elevation 014786 - RYPR15

$1,799.00 $2,062.99
in stock
Amazon.com
Updated: June 17, 2025 7:05 pm

Features

  • Part Number: 014786
  • Model Number: P-R156A-EP-C
  • Black color
  • Its very easy and elegant to use

Raypak 014779 PR106AENC 105000 BTU Natural Gas Pool Heater


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Raypak 014779 PR106AENC 105000 BTU Natural Gas Pool Heater

Amazon.com

Features

  • Polymer headers prevent rust stains on your pool or spa surface
  • All-Copper-Fin-Tube Heat Exchanger; Made from a single piece of extruded copper
  • Delivers uninterrupted heating performance regardless of falling leaves, wind, airborne debris, rain, downdrafts, updrafts, sleet, snow, etc
  • Doesn't require fans to combat drafting problems

Hayward W3H135FDP H-Series Pool Heater, Beige


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Hayward W3H135FDP H-Series Pool Heater, Beige

$1,999.00
in stock
Amazon.com
Updated: June 17, 2025 7:05 pm

Features

  • Durable cupro nickel heat exchanger
  • Industry-leading hydraulic performance with faster speed-to-heat capability
  • Intuitive and easy-to-operate electronic panel
  • Exclusive "Totally Managed" cupro nickel heat exchanger water flow
  • Low NOx emissions—meets clean air quality standards

So, These are some of the best gas pool heaters with all the major features that you must be looking for. Now you can easily pick out the best one based on your budget, needs and preferences. Still, if you found yourself confused about choosing the best product, then you can try this Hayward W3H250FDN Universal H-Series 250,000 BTU Natural Gas Pool and Spa Heater for In-Ground Pools and Spas for more recommendations. Hope you enjoyed reading the article!