Best Swimming Pool Heaters(Updated April 2025)

Looking for the best products? Let Buyer's Report help with our carefully reviewed and rated selections.

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Product image of 2000W Immersion Water Heater,Portable Bucket Heater with Digital LCD Thermometer, Stainless Steel Guard Anti-scalding Submersible Water Heater for Pool Bathtub,UL Listed

2000W Immersion Water Heater,Portable Bucket Heater with Digital LCD Thermometer, Stainless Steel Guard Anti-scalding Submersible Water Heater for Pool Bathtub,UL Listed

(623)
$25.99$27.99
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Buyer Rating10
Heat level
Value for money
Ease of use

Bought by 138 people today

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Product image of Hayward W3H150FDN Universal H-Series 150,000 BTU Natural Gas Pool and Spa Heater for In-Ground Pools and Spas

Hayward W3H150FDN Universal H-Series 150,000 BTU Natural Gas Pool and Spa Heater for In-Ground Pools and Spas

(517)
$2,179.00$2,419.00
Buyer Rating9.7
Functionality
Heat level
Ease of installation
Build quality
Energy efficiency

Bought by 227 people today

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Product image of Intex 28685E 47 Inch x 47 Inch Solar Pool Water Heater Mat for 8,000 Gallon Above Ground Swimming Pool with Hose Attachment and Adaptors, Black

Intex 28685E 47 Inch x 47 Inch Solar Pool Water Heater Mat for 8,000 Gallon Above Ground Swimming Pool with Hose Attachment and Adaptors, Black

(4.67K)
$27.80
Buyer Rating9.5
Ease of installation

Bought by 113 people today

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Product image of Dual Spa Water heater, Portable Hot Tub Immersion Water Heater Cast Aluminum Submergible mit Temperature Sensor and Digital Display for Bathtub

Dual Spa Water heater, Portable Hot Tub Immersion Water Heater Cast Aluminum Submergible mit Temperature Sensor and Digital Display for Bathtub

$69.99
Buyer Rating9.3

Bought by 170 people today

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Product image of Hot Tub Heater, Bathtub Heater, Spa Heater, Immersion Water Heater: Portable Hot Tub Heater with Cast Aluminum, Digital Display & Temperature Sensor for Fast, Safe Heating

Hot Tub Heater, Bathtub Heater, Spa Heater, Immersion Water Heater: Portable Hot Tub Heater with Cast Aluminum, Digital Display & Temperature Sensor for Fast, Safe Heating

(3)
$69.99
Buyer Rating9

Bought by 161 people today

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Swimming Pool Heaters Buying Guide

Explore top pool heaters for varying needs and budgets, optimize heating.