20 Best Pentair Gas Pool Heaters [2023]

Are you looking for the best pentair gas pool heaters? Based on expert reviews, we ranked them. We've listed our top-ranked picks, including the top-selling pentair gas pool heaters.

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# Preview Product
1 Pentair EC462025 MasterTemp 125 125,000 BTU Compact Energy Efficient Swimming Pool and Spa Natural... Pentair EC462025 MasterTemp 125 125,000 BTU Compact Energy Efficient Swimming Pool and Spa...
2 Pentair 42002-0025S 140F Automatic Gas Shutoff Switch Replacement Pool and Spa Heater Electrical... Pentair 42002-0025S 140F Automatic Gas Shutoff Switch Replacement Pool and Spa Heater Electrical...
3 Hayward W3H400FDN Universal H-Series 400,000 BTU Natural Gas Pool and Spa Heater for In-Ground Pools... Hayward W3H400FDN Universal H-Series 400,000 BTU Natural Gas Pool and Spa Heater for In-Ground...
4 Pentair 075457 Valve Replacement Natural Gas MiniVolt Pool and Spa Heater Pentair 075457 Valve Replacement Natural Gas MiniVolt Pool and Spa Heater
5 Raypak 014940 336000 BTU Digital Natural Gas Pool Heater with Cupro Nickel Raypak 014940 336000 BTU Digital Natural Gas Pool Heater with Cupro Nickel
6 Pentair 42001-0051S Combination Gas Control Valve Kit Replacement Pool and Spa Heater Pentair 42001-0051S Combination Gas Control Valve Kit Replacement Pool and Spa Heater
7 Pentair 073998 IID Natural Gas Valve Replacement MiniMax and PowerMax Pool/Spa Heater Pentair 073998 IID Natural Gas Valve Replacement MiniMax and PowerMax Pool/Spa Heater
8 Pentair 77707-0253 Combustion Air Blower Replacement Kit Pool and Spa Natural Gas Heater Pentair 77707-0253 Combustion Air Blower Replacement Kit Pool and Spa Natural Gas Heater
9 Hayward W3H400FDP Universal H-Series 400,000 BTU Pool and Spa Heater, Propane Hayward W3H400FDP Universal H-Series 400,000 BTU Pool and Spa Heater, Propane
10 Pentair 460741 Natural to Propane Gas Conversion Replacement Kit 250 Pool and Spa Heater Pentair 460741 Natural to Propane Gas Conversion Replacement Kit 250 Pool and Spa Heater
11 Pentair 460742 Propane to Natural Gas Conversion Replacement Kit 250 Pool and Spa Heater Pentair 460742 Propane to Natural Gas Conversion Replacement Kit 250 Pool and Spa Heater
12 Optimum Pool Technologies 42002-0025S Gas Shutoff Switch Replacement for Pentair MasterTemp &... Optimum Pool Technologies 42002-0025S Gas Shutoff Switch Replacement for Pentair MasterTemp &...
13 Pentair 460748 Water System Manifold Replacement Kit MasterTemp 250 Natural and Propane Gas Pool/Spa... Pentair 460748 Water System Manifold Replacement Kit MasterTemp 250 Natural and Propane Gas...
14 Pentair 77707-1411 LPG to Natural Gas Conversion Kit Replacement Select for Pentair Pool and Spa... Pentair 77707-1411 LPG to Natural Gas Conversion Kit Replacement Select for Pentair Pool and Spa...
15 Pentair 460755 Natural to Propane Gas Conversion Replacement Kit 250 Pool and Spa Heater Pentair 460755 Natural to Propane Gas Conversion Replacement Kit 250 Pool and Spa Heater
16 Pentair 471292 Natural Gas MilliVolt Pilot Replacement Pool and Spa Heater Pentair 471292 Natural Gas MilliVolt Pilot Replacement Pool and Spa Heater
17 Pentair 77707-1431 Propane to Natural Gas Conversion Replacement Kit Pool and Spa Heater Pentair 77707-1431 Propane to Natural Gas Conversion Replacement Kit Pool and Spa Heater
18 Pentair 471436 Natural Gas MilliVolt Valve Replacement MiniMax 75/100 Pool and Spa Heater Pentair 471436 Natural Gas MilliVolt Valve Replacement MiniMax 75/100 Pool and Spa Heater
19 Pentair EC462025 MasterTemp 125 125,000 BTU Compact Energy Efficient Swimming Pool and Spa Propane... Pentair EC462025 MasterTemp 125 125,000 BTU Compact Energy Efficient Swimming Pool and Spa...
20 Ecosmart ECO 36 36kw 240V Electric Tankless Water Heater Ecosmart ECO 36 36kw 240V Electric Tankless Water Heater
SaleBestseller No. 1
Pentair EC462025 MasterTemp 125 125,000 BTU Compact Energy Efficient Swimming Pool and Spa Natural...
  • GREAT FOR SMALLER POOLS: Natural gas heater boasts 125,000 BTUs, designed for smaller bodies of water up to 15,000 gallons
  • COMPACT AND EFFICIENT: Compact design with 82-percent efficiency as compared to larger pool heaters; Quiet operation makes sure not to impose on...
  • THOUGHTFUL, USER-FRIENDLY DESIGN:: Rotating digital display allows for any installation rotation and is easy to read; User-friendly indicator lights...
  • SAFETY FEATURES: Water pressure and stack flue sensor for overheat prevention, auto shut-off when the temperature exceeds factory limits, and manual...
  • SPECIFICATIONS: Voltage: 120/240V; Intake/discharge plumbing: 1.5-inch; 0.75-inch gas line up to 50 feet from source (not included); Dimensions (L x W...
Bestseller No. 2
Pentair 42002-0025S 140F Automatic Gas Shutoff Switch Replacement Pool and Spa Heater Electrical...
  • 140F Automatic Gas Shutoff Switch Replacement
  • Fits Pentair Mastertemp Pool And Spa Heater Electrical Systems
  • Also Fits Pentair Sta-Rite Max-E-Therm Pool And Spa Heater Electrical Systems Model Sr200, Sr333, Sr400
  • Country Of Origin: China
Bestseller No. 3
Hayward W3H400FDN Universal H-Series 400,000 BTU Natural Gas Pool and Spa Heater for In-Ground Pools...
  • BEST FOR: In-ground pools and spas with a surface area up to 1,200 ft. where natural gas is available. Its low environmental impact makes it ideal for...
  • PREMIUM PERFORMANCE: The Hayward Universal H-Series 400,000 BTU Natural Gas Heater delivers fast premium heating performance for years of reliable,...
  • CORROSION PROTECTION: The Universal H-Series boasts exceptional protection against corrosion and premature failure caused by unbalanced water...
  • 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.
Bestseller No. 4
Pentair 075457 Valve Replacement Natural Gas MiniVolt Pool and Spa Heater
  • This Valve Is Designed To Use With Pentair Minimax Ch, Minimax Plus Natural Gas Minivolts Pool And Spa Heaters Models 150, 200, 250, 300, 350, 400
  • Valve Replacement
  • Fits Pentair Minimax Ch, Minimax Plus Natural Gas Minivolts Pool And Spa Heaters Models 150, 200, 250, 300, 350, 400
  • Country Of Origin: United States
Bestseller No. 5
Raypak 014940 336000 BTU Digital Natural Gas Pool Heater with Cupro Nickel
  • Part Number: 014940
  • Model Number: P-R336A-EN-X
  • Cupro-nickel gas pool and spa heater
  • Pagoda design ensures heater stays active in harsh weather conditions
  • Microprocessor controlled thermostat
Bestseller No. 6
Pentair 42001-0051S Combination Gas Control Valve Kit Replacement Pool and Spa Heater
  • Burner System Combination Gas Control Valve Kit Replacement
  • Fits Pentair Sta-Rite Max-E-Therm Pool And Spa Heaters Electrical System
  • Also Fits Pentair Mastertemp Pool And Spa Heaters Burner Systems
  • Country Of Origin: United States
Bestseller No. 7
Pentair 073998 IID Natural Gas Valve Replacement MiniMax and PowerMax Pool/Spa Heater
  • Iid Natural Gas Valve Replacement
  • Fits Pentair Minimax Ch And Plus Pool And Spa Heater Models 150 Iid, 150, 200, 250, 300, 350, 400
  • Also Fits Pentair Powermax Pool And Spa Heater Models 150, 200, 250, 300, 350, 400
  • Country Of Origin: United States
Bestseller No. 8
Pentair 77707-0253 Combustion Air Blower Replacement Kit Pool and Spa Natural Gas Heater
  • Combustion air blower replacement kit
  • Fits Pentair MasterTemp pool and spa natural gas heater model 400NA
  • Also fits Pentair Sta-Rite Max-E-Therm pool and spa natural gas heater model 400NA
  • Includes single volt blower adapter
  • Measures 12-inch length by 12-inch width by 12-inch height
Bestseller No. 9
Hayward W3H400FDP Universal H-Series 400,000 BTU Pool and Spa Heater, Propane
  • BEST FOR: In-ground pools and spas with a surface area up to 1,200 ft. where natural gas is available. Its low environmental impact makes it ideal for...
  • PREMIUM PERFORMANCE: The Hayward Universal H-Series 400,000 BTU Propane Heater delivers premium heating performance for years of reliable,...
  • CORROSION PROTECTION: The Universal H-Series boasts exceptional protection against corrosion and premature failure caused by unbalanced water...
  • 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.
SaleBestseller No. 10
Pentair 460741 Natural to Propane Gas Conversion Replacement Kit 250 Pool and Spa Heater
  • This Natural To Propane Gas Conversion Kit Is Designed To Use With Pentair Max-E-Therm, Mastertemp Pool And Spa Heater Model 250
  • Natural To Propane Gas Conversion Kit Replacement
  • Fits Pentair Max-E-Therm, Mastertemp Pool And Spa Heater Model 250
  • Country Of Origin: United States
Bestseller No. 11
Pentair 460742 Propane to Natural Gas Conversion Replacement Kit 250 Pool and Spa Heater
  • This Propane To Natural Gas Conversion Kit Is Designed To Use With Pentair Max-E-Therm, Mastertemp Pool And Spa Heater Model 250
  • Propane To Natural Gas Conversion Kit Replacement
  • Fits Pentair Max-E-Therm, Mastertemp Pool And Spa Heater Model 250
  • Country Of Origin: United States
Bestseller No. 12
Optimum Pool Technologies 42002-0025S Gas Shutoff Switch Replacement for Pentair MasterTemp &...
  • Replacement Gas Shutoff Switch (140°F) for Pentair Sta-Rite MasterTemp & Max E Therm Pool Heaters
  • Replaces Part No. 42002-0025S & 42001-0064S
  • Compatibility: Pentair MasterTemp (All Models) & Max-E-Therm (Models SR200, SR333, SR400) Heaters
  • Manufactured by Optimum Pool Technologies
Bestseller No. 13
Pentair 460748 Water System Manifold Replacement Kit MasterTemp 250 Natural and Propane Gas Pool/Spa...
  • Water system manifold replacement kit
  • Fits Pentair MasterTemp 250 natural and propane gas pool and spa heater
SaleBestseller No. 14
Pentair 77707-1411 LPG to Natural Gas Conversion Kit Replacement Select for Pentair Pool and Spa...
  • LPG to natural gas conversion kit replacement
  • Fits Sta-Rite Max-E-Therm and MasterTemp pool and spa heater burner system
  • Use this conversion kit to convert a 333K natural gas
Bestseller No. 15
Pentair 460755 Natural to Propane Gas Conversion Replacement Kit 250 Pool and Spa Heater
  • This Natural To Propane Gas Conversion Kit Is Designed To Use With Pentair Max-E-Therm, Mastertemp Pool And Spa Heater Model 250
  • Natural To Propane Gas Conversion Replacement Kit
  • Fits Pentair Max-E-Therm, Mastertemp Pool And Spa Heater Model 250
  • Country Of Origin: United States
SaleBestseller No. 16
Pentair 471292 Natural Gas MilliVolt Pilot Replacement Pool and Spa Heater
  • This Natural Gas Millivolts Pilot Is Designed To Use With Pentair Minimax Ch, Minimax Plus Pool And Spa Heater Models 75, 100, 150 Iid, 150, 200, 250,...
  • Natural Gas Millivolts Pilot Replacement
  • Fits Pentair Minimax Ch, Minimax Plus Pool And Spa Heater Models 75, 100, 150 Iid, 150, 200, 250, 300, 350, 400
  • Country Of Origin: United States
Bestseller No. 17
Pentair 77707-1431 Propane to Natural Gas Conversion Replacement Kit Pool and Spa Heater
  • Propane to natural gas conversion replacement kit
  • Fits Pentair Sta-Rite Max-E-Therm pool and spa heater model 200
  • Also fits Pentair MasterTemp pool and spa heater model 200
  • includes 200K-BTU
Bestseller No. 18
Pentair 471436 Natural Gas MilliVolt Valve Replacement MiniMax 75/100 Pool and Spa Heater
  • This Natural Gas Millivolts Valve Is Designed To Use With Pentair Minimax Pool And Spa Heater Models 75, 100
  • Natural Gas Millivolts Valve Replacement
  • Fits Pentair Minimax Pool And Spa Heater Models 75, 100
  • Country Of Origin: Italy
SaleBestseller No. 19
Pentair EC462025 MasterTemp 125 125,000 BTU Compact Energy Efficient Swimming Pool and Spa Propane...
  • GREAT FOR SMALLER POOLS: Propane heater boasts 125,000 BTUs, designed for smaller bodies of water up to 15,000 gallons
  • COMPACT AND EFFICIENT: Compact design with 82-percent efficiency as compared to larger pool heaters; Quiet operation makes sure not to impose on...
  • THOUGHTFUL, USER-FRIENDLY DESIGN:: Rotating digital display allows for any installation rotation and is easy to read; User-friendly indicator lights...
  • SAFETY FEATURES: Water pressure and stack flue sensor for overheat prevention, auto shut-off when the temperature exceeds factory limits, and manual...
  • SPECIFICATIONS: Voltage: 120/240V; Intake/discharge plumbing: 1.5-inch; Dimensions (L x W x H): 31.5 x 21 x 23 inches; Weight: 80 pounds
SaleBestseller No. 20
Ecosmart ECO 36 36kw 240V Electric Tankless Water Heater
  • Sleek and compact design with digital output temperature display
  • ECOSMART tankless water heaters are 99.8-percent energy efficient
  • Manufactured in United States
  • Pipe Fittings:3/4 inch NPT
  • Required Breaker:4 x 40 A

Having trouble finding a great pentair gas pool heaters?

This problem is well understood by us because we have gone through the entire pentair gas pool heaters research process ourselves, which is why we have put together a comprehensive list of the best pentair gas pool heaterss available in the market today.

After hours of searching and using all the models on the market, we have found the best pentair gas pool heaters for 2023. See our ranking below!

How Do You Buy The Best Pentair Gas Pool Heaters?

Do you get stressed out thinking about shopping for a great pentair gas pool heaters? Do doubts keep creeping into your mind?

We understand, because we’ve already gone through the whole process of researching pentair gas pool heaters, which is why we have assembled a comprehensive list of the greatest pentair gas pool heaters available in the current market. We’ve also come up with a list of questions that you probably have yourself.

John Harvards has done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for pentair gas pool heaters that you consider buying. Your questions might include the following:

  • Is it worth buying an pentair gas pool heaters?
  • What benefits are there with buying an pentair gas pool heaters?
  • What factors deserve consideration when shopping for an effective pentair gas pool heaters?
  • Why is it crucial to invest in any pentair gas pool heaters, much less the best one?
  • Which pentair gas pool heaters are good in the current market?
  • Where can you find information like this about pentair gas pool heaters?

We’re convinced that you likely have far more questions than just these regarding pentair gas pool heaters, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for pentair gas pool heaters, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible pentair gas pool heaters. Make sure that you are only using trustworthy and credible websites and sources.

John Harvards provides an pentair gas pool heaters buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information.

How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available pentair gas pool heaters currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

  1. Brand Value: Every brand of pentair gas pool heaters has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
  2. Features: What bells and whistles matter for an pentair gas pool heaters?
  3. Specifications: How powerful they are can be measured.
  4. Product Value: This simply is how much bang for the buck you get from your pentair gas pool heaters.
  5. Customer Ratings: Number ratings grade pentair gas pool heaters objectively.
  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their pentair gas pool heaters.
  7. Product Quality: You don’t always get what you pay for with an pentair gas pool heaters, sometimes less, and sometimes more.
  8. Product Reliability: How sturdy and durable an pentair gas pool heaters is should be an indication of how long it will work out for you.

John Harvards always remembers that maintaining pentair gas pool heaters information to stay current is a top priority, which is why we are constantly updating our websites. Learn more about us using online sources.

If you think that anything we present here regarding pentair gas pool heaters is irrelevant, incorrect, misleading, or erroneous, then please let us know promptly!

FAQ:

Q: Which is better Pentair or Hayward?

A: Hayward Pool Products. Hayward isn’t as huge as Pentair and does not have the same marketing budget; however,they make great products as well. Jandy. Jandy manufactures great products,but they are still not as great as Pentair; however,in the past year,they have made great strides to be top rated. Pentair/STA-RITE. … Multiple Off-brand Companies. …

Q: What is a propane pool heater?

A: 406,000 BTU propane digital pool and spa heater Microprocessor-controlled thermostat can be set precisely to your liking,set it and forget it Cabinet and the internals are non-corrosive and rust resistant Features PolyTuf powder coating,polymer headers,and an all copper-fin-tube heat exchanger

Q: What is a gas pool heater?

A: Inexpensive to install. Simple connection if a gas line already exists near the installation site. Very effective at warming up a large pool. Can be more energy-efficient than electric pool heaters. The pool heater will still work if the electricity goes out. Fairly inexpensive compared to other types of pool heaters.

Q: What is a swimming pool heater?

A: Natural gas&propane heaters. A gas heater is the most popular type since it can be used in any climate,its performance isn’t dependent on the air temperature. Pool heat pumps. A heat pump is an innovative type of heater since it needs little electricity to push the process of circulating energy. Electric heaters. … Solar pool heaters. …

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