Best Raypak Pool Heaters in 2026
Daisy
Last Updated: Feb 8, 2026
Daisy
Last Updated: Feb 8, 2026
* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| ALFA HEATING SUPPLY | 8.52 | ❌ | ❌ | ❌ |
Pool heating capacity up to 11,900 gallon 155 kBtu/hr fresh pool based on 60°C (140°F) temperature difference between incoming heating and heated water
Fully made of high grade anti-corrosion stainless steel 316L for swimming pool, spa, hot tub with chemical treatment.
1 year warranty to cover manufacturer defects.
1 1/2" FPT opposite side for pool water and 1" FPT for hot water
Various applications: Pool/spa/hot tub heating, outdoor wood furnaces, hydronic heating, forced air heating, floor radiant heating, snow melting, solar water heating
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| ALFA HEATING SUPPLY | 8.90 | ❌ | ❌ | ❌ |
Up to 475,500 gallon 6,000 kBtu/hr fresh pool based on 60°C (140°F) temperature difference between incoming heating and heated water
Fully made of high grade anti-corrosion stainless steel 316L for swimming pool, spa, hot tub with chemical treatment.
1 year warranty to cover manufacturer defects.
4" FPT opposite side for pool water and 2 1/2" FPT for hot water
Various applications: Pool heating, hydronic heating, steam heating, district heating, heat recovery, thermal power station
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| ALFA HEATING SUPPLY | 8.57 | ❌ | ❌ | ❌ |
Pool heating capacity up to 23,800 gallon 300 kBtu/hr fresh pool based on 60°C (140°F) temperature difference between incoming heating and heated water
Fully made of high grade anti-corrosion stainless steel 316L for swimming pool, spa, hot tub with chemical treatment.
1 year warranty to cover manufacturer defects
2" FPT opposite side for pool water and 1 1/2" FPT for hot water
Various applications: Pool/spa/hot tub heating, outdoor wood furnaces, hydronic heating, forced air heating, floor radiant heating, snow melting, solar water heating
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| ALFA HEATING SUPPLY | 8.57 | ✅ | ✅ | ✅ |
Pool heating capacity up to 23,800 gallon 300 kBtu/hr fresh pool based on 60°C (140°F) temperature difference between incoming heating and heated water
Fully made of high grade anti-corrosion stainless steel 316L for swimming pool, spa, hot tub with chemical treatment.
1 year warranty to cover manufacturer defects.
2" FPT same side for pool water and 1 1/2" FPT for hot water
Various applications: Pool/spa/hot tub heating, outdoor wood furnaces, hydronic heating, forced air heating, floor radiant heating, snow melting, solar water heating
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| ALFA HEATING SUPPLY | 8.57 | ❌ | ❌ | ❌ |
Pool heating capacity up to 47,500 gallon 600 kBtu/hr fresh pool based on 60°C (140°F) temperature difference between incoming heating and heated water
Fully made of high grade anti-corrosion stainless steel 316L for swimming pool, spa, hot tub with chemical treatment.
1 year warranty to cover manufacturer defects.Comes with 2x SS316L mounting brackets.
2 1/2" FPT same side for pool water and 2" FPT for hot water
Various applications: Pool/spa/hot tub heating, outdoor wood furnaces, hydronic heating, forced air heating, floor radiant heating, snow melting, solar water heating
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| ALFA HEATING SUPPLY | 8.87 | ✅ | ✅ | ✅ |
Pool heating capacity up to 6,600 gallons, 85 kBtu/hr fresh pool based on 140°F (60°C) temperature difference between incoming heating and heated water
Fully made of high grade anti-corrosion stainless steel 316L, it is ideal for swimming pools, spas and hot tubs with chemical treatment.
This unit comes with a 1 year warranty to cover manufacturer defects.
1" FPT same side for pool water and 3/4" FPT for hot water.
Various applications: Pool, spa and hot tub heating, outdoor wood furnaces, hydronic heating, forced air heating, floor radiant heating, snow melting, solar water heating
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| ALFA HEATING SUPPLY | 8.77 | ❌ | ❌ | ❌ |
Pool heating capacity up to 11,900 gallon 155 kBtu/hr fresh pool based on 60°C (140°F) temperature difference between incoming heating and heated water
Fully made of high grade anti-corrosion stainless steel 316L for swimming pool, spa, hot tub with chemical treatment.
1 year warranty to cover manufacturer defects.
1 1/2" FPT same side for pool water and 1" FPT for hot water
Various applications: Pool/spa/hot tub heating, outdoor wood furnaces, hydronic heating, forced air heating, floor radiant heating, snow melting, solar water heating
Here is the list of top-rated brands that were evaluated by PM.
| Brand | Count |
|---|---|
| Ab | 7 |
We've carried out a comprehensive analysis of 686 reviews on pool heaters, using our selection criteria to identify the best options in the categories. Our findings reveal that most customers typically select pool heaters priced around $730.27, with top brands including and
Our team of expert editors reviewed these high-quality items and handpicked the top 7 pool heaters for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the categories category. These include and .
We are dedicated to assisting our users in finding the right heaters Products based on their needs, saving them considerable time when choosing which pool heaters to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.
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