Best pool heaters Deals Online in the US
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25% OffPool Heater, Portable Water Heater 2000W - Immersion Heater with Digital Thermometer, Upgraded Magnesium Oxide Heating for Fast Heating, for Small Pools, Bathtubs, Buckets, TanksFree ShippingFIVECUBS 
28% OffAquastrong Inverter Swimming Pool Heat Pump, 75,000 BTU 21,000 Gallons Electric Pool Heater for Above Ground and Inground Pool, WiFi Capable Timer, Heating and Cooling Pool Heater 220VFree ShippingAQUASTRONG- Best Value
39% OffVARMINPOOL 16,000 BTU Above Ground Pool Water Heater Heat PumpUsed 
Hayward W3H250FDN Universal H-Series 250,000 BTU Natural Gas Pool and Spa Heater for In-Ground Pools and SpasHayward
10% Off16000BTU Pool Heat Pump for Swimming Pool & Spa HeaterUsed
Immersion Water Heater,with 304 Stainless Steel Cover Intelligent Temperature Control and UL Certification Portable Bucket Heater Heat 5 Gallons of Water in MinutesFree ShippingLakkzoom
16% OffRaypak 206,000 BTU Digital Electronic Ignition Natural Gas Pool HeaterRaypak-
15KW Water Thermostat Heater for Swimming Pool Pond SPA Electric Water Heater HQ
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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, BlackFree ShippingIntex
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12000BTU Swimming Pool Water Heater for Above Ground Pools Pool Heat Pump 110VUsed
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DOEL Mini Swimming Pool Heat Pump, 17100 BTU Electric Pool Heater for Above Ground Pools Heating or Cooling, Titanium Heat Exchanger, 115V 60HzFree ShippingDOEL
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Immersion Water Heater 1800W, Portable Mini Pool Heater, Bucket Heater, Adjustable Thermostat, Real Time Temperature Display, Anti Dry Burn Protection, for Bathtub, hot tub, Inflatable Pools, 120VFree Shippingyoisie
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21kW Pool Heat Pump 72,000 BTU Full DC Inverter Pool Heater for Swimming Pools
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MICOE 17000 BTU Energy Efficient Electric Pool Heater - for Above Ground Pools Up to 15ft (8/11/15ft) & 5,000 Gallons, Ultra Quiet 50dB, 110V/120V with Easy Install KitFree ShippingMICOE
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Bestway 58259 2800W Electric Swimming Pool Heater Above Ground Pool Heater
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VARMINPOOL 16000BTU Pool Heat Pump, Electric Pool Heater for Above Ground Pool Up to 5400 Gallons, WiFi App Control, Smart Inverter, Titanium Heat Exchanger, 110VFree ShippingVARMINPOOL
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DIESEL Pool heater heat exchange , Portable easy install 250,000 BTUFree Shipping
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Portable Immersion Water Heater with Stainless Steel Cover, Quick Heating Immersion Heater with LCD Thermometer, Anti-scalding Bucket Heater for Indoor & Outdoor (2 Pcs, Black)Free ShippingHeavenBird
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Pool Heater, Pool Heater for above Ground Pool, Water Heater, Pool Water Heater,
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24% OffWOPOLTOP 100,000 BTU Full DC Inverter Pool Heat Pump for Swimming Pools, Dual Function of Heating and Cooling, 30KW Electric Pool Heater with WiFi Smart Control via APP, 220-240V, up to 26,000 GallonsFree ShippingWOPOLTOP
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EcoSmart Smart Pool 18 Tankless Electric Pool Heater 18 kW 240 V
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Treela 2 Pcs Immersion Water Heaters Portable Electric Submersible Pool/Hot Tub Heater with 304 SS for Bathtub, Bucket, Basin 5 Gallon Water in Minutes(Yellow,1500W)Free ShippingTreela
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Solar Pool Heater Above Ground Domed Solar Powered Swimming Pool Space Saving US
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Hayward W3H150FDP Universal H-Series 150,000 BTU Propane Pool and Spa Heater for In-Ground Pools and SpasHayward
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2.5 x20 ft Swimming Pool Heating Panels Solar Heater for Inground & Above Ground
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Raypak 014779 PR106AENC 105000 BTU Natural Gas Pool HeaterRaypak
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Solar Pool Heater for Above Ground Inground Pool Warmers Equipment for Outdoor
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Varpoolfaye 16000 BTU Swimming Pool Heat Pump 5000 Gallon Electric Pool Heater for Above Ground Pool 5KW Heating or Cooling WiFi Control Timer Pool Heater 120V 60HzFree ShippingVarpoolfaye
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Sun2Solar Deluxe In-Ground Swimming Pool Solar Heater XD2 w/ Bypass Kit
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72000 BTU Pool Heater, for 9000 Gallons Inground Ground Pools,Swimming Pool Heaters,230V~240V with Digital Display Multi-Protectionle Timer, Heating and Cooling Pool HeaterDoniks
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9KW Electric Heater SPA Swimming Pool Thermostat for Bath Hot Tub Heat 220VFree Shipping
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GRILLME 240V 3000W NEMA 6-15P Plug Immersion Bathtub and Swimming Pool Water Heater,Fully Submersible Portable Electric Heater,30 Galons Bathtub Heater,200 Galons Swimming Pool Heater,100% WaterproofFree ShippingGRILLME
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29% Off220V 11KW Swimming Pool Heater SPA Electric Water Heater Constant TemperatureFree Shipping
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Pentair EC462025 MasterTemp 125 125,000 BTU Compact Energy Efficient Swimming Pool and Spa Propane Gas Heater for Small Pools Up to 15,000 GallonsPentair
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VARMINPOOL 16000BTU Pool Heat Pump for Above Ground Pools, Electric Pool Heater for 5400 Gallons, WiFi Control, Energy-Saving Smart Inverter, Titanium Heat Exchanger, 110VVARMINPOOL
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Water Heater for Bathtub and Bucket, 1800W Fast Heating with Real Time Temperature Display, Adjustable Thermostat and Anti Dry Burn Protection, Stainless Steel Heating Rod, Immersion HeaterFree ShippingTitikula
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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 ScheduleFree ShippingVarpoolfaye
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VARMINPOOL 16000BTU Pool Heat Pump for Above Ground Pool, Electric Pool Heater for 5400 Gallons, WiFi Control, Smart Inverter, Titanium Heat Exchanger, 110VFree ShippingVARMINPOOL
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Raypak Digital Cupro-Nickel Natural Gas 240,000 BTU Pool Heater - 014939Raypak
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STPFFOT Electric Pool Heater for Inground & Above Ground Pools 11KW 220V, Hot Tub Heaters with Digital Touch Screen, SPA Water Thermostat Swimming Pool WarmerFree ShippingSTPFFOT
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Lakkzoom Immersion Water Heater 2000W Portable Bucket Heater Stainless Steel Guard Anti-scalding Pool Heater for bathtubs,Camping,Portable Water heate Heat 5 Gallons of Water in MinutesFree ShippingLakkzoom
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SSR1 Solar Sun Ring Swimming Pool Spa Heater 21K BTU Cover Heating SSR-1Free ShippingSolar Sun Rings
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15% OffImmersion Water Heater Electric, 2000W Portable Water Heater with 304 S S Guard & LCD Thermometer, Fast Heating Bucket Heater, Ideal for Bucket Bathtub, Small Pool, Home Camping Outdoor UseFree ShippingHUVOPUMO
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2000W Immersion Water Heater UL Listed,Portable Electric Water Heater with 304 SS Anti-scalding,Updated with Digital Thermometer,S Hook,2 Reusable Straps,Heats up to 5 gallons of Water in MinutesFree ShippingDommsinon
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MasterTemp Pool Heaters 400K BTU - Natural GasMasterTemp
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EcoSmart SMART POOL 18 Electric Tankless Pool Heater, 18kW, 240 Volt, 75 Amps with Self Modulating TechnologyFree ShippingEcoSmart
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10% OffIntex 47 Inch x 47 Inch Solar Pool Heater Mat for 8,000 Gallon Above Ground Pool with Hose Attachment and Bypass Valve, Black (2 Pack)Intex
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Raypak Crosswind Electric Heat/Cool Pool Heat Pump 45K BTU, 208/230V 017740Raypak
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16% OffUIRWAY 18 Ft Round Winter Pool Cover with Reflective Strips, Swimming Pool Cover for Above Ground Pools, Solar Cover Including Rope Tie and Luminous Ground Nails, PU Tarp Snug Fit for UV ProtectedFree ShippingUIRWAY
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Immersion Water Heater Electric, 2000W Portable Hot Water Heater with 304 S S Guard & LCD Thermometer, Submersible Water Heater Heats up 5 Gallons of Water in Minutes for Bucket Bathtub Small PoolFree Shippingcrazybrace
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Immersion Water Heater, Water Heater Electric for Above Ground Pool Bathtub, Bucket Heater with 2000W, Water Warmer Immersion Heater 5 Gallons of Water in MinutesFree ShippingCCBOKZZE
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Immersion Water Heater, 1500W Portable Electric 304 Stainless Heaters with Guard Cover, Water Heater for Pool Bathtub -Heat 5 Gallons Water in MinutesFree ShippingPARAROSE
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Goplus Solar Pool Heater Above Ground, Inground Swimming Pool Dorm Heater with Rotatable Hose Connectors and Foldable Legs, Solar Powered Water HeatingGoplus
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VARMINPOOL 16000BTU Above Ground Pool Heat Pump, Pool Heater for 5400 Gallons, WiFi Smart Control, Titanium Heat Exchanger, 110V Efficient HeatingFree ShippingVARMINPOOL
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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' FeetFree ShippingSunHeater
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Raypak 009218 PR336AENC49 336000 BTU Natural Gas Pool HeaterRaypak
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Doniks Pool Heater, for 6,000 Gallons Above Ground Pools,Pool Heat Pump,Max Output 16184 BTU,120V/60Hz,Swimming PoolDoniks
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Varpoolfaye 16000 BTU Electric Heat Pump Pool Heaters for Above Ground Pools WiFi Control 5000 Gallon Pool Heater 120v 60HzFree ShippingVarpoolfaye
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2000W Immersion Water Heater, Portable Bucket Water Heater with Digital LCD Thermometer,Electric Submersible Water Heater with Stainless Steel Cover Heats up to 5 gallons of Water in Minutes,UL ListedFree ShippingLakkzoom
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25% OffUpgrade Pool Heater-11KW 220V Thermostat Electric Swimming Pool Heater,Digital Touch Display Energy Efficient Pool Water Heater for Spa Relaxation, Bathtubs and Above Ground in-Ground Pools-11KW 220VFree ShippingSINLJXDD
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Intex 47'x47' Solar Pool Water Heater Mat for 8,000 Gallon Above Ground Swimming Pool with Hose Attachment 2 Adaptors and Bypass Valve, Black (3-Pack)Intex
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12% OffPentair EC-462024 -Natural Gas 125K Heater - Limited WarrantyPentair
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Immersion Water Heater, 2000W Portable Water Heater with 304 Stainless Steel Guard Anti-scalding Water Heater for Pool Bathtub -Heat 5 Gallons Water in MinutesFree ShippingLOQOMI
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20% OffUIRWAY 500D Winter Pool Cover 18FT Round [2025 Upgraded Heavy Duty Fabric] Solar Pool Covers for Above Ground Pools, New Super Windproof Gel-Coated Tarp Straps, Swimming Pool Covers with UV ProtectionFree ShippingUIRWAY
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SpaChoice 1-Quart 2-Pack Premium Liquid Pool Heater Solar Cover In a Bottle, Liquid Solar Blanket for Pool, Made in USAFree ShippingSpaChoice
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immersion Water Heater with Intelligent Temperature Control, Stainless Steel Mini Pool & Bucket Heater - Heats 5 Gallons in Minutes, Ideal for Home, Camping, and Outdoor UseFree ShippingLakkzoom
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Sunheater Liquid Solar Blanket for Pools, Cover Free Liquid Heat Shield, Non-Toxic and Safe for Swimmers, Reduces Heat Loss, Chemical Loss and Water Evaporation, New and Improved Formula, 32 oz BottleFree ShippingSunHeater
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Ostutry Immersion Water Heater 1500W, Portable Submersible Water Heater with Thermostat for Bucket Bathtub Hot Tub, Real-Time Temperature Display & 15 Presets Control, Dry Burn ProtectionFree ShippingOstutry
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Raypak Crosswind V Pool Heat Pump - Spa and Pool Heater with Free Wi-Fi for Fleet Monitoring, Hybrid Heating for Above Ground and In-Ground PoolsFree ShippingRaypak
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MasterTemp Pentair EC-462027 250,000 BTU Propane Gas Pool HeaterMasterTemp
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Mxmoonant Pool Heater 3KW 220 240V, Electric Hot Tub Heater Water Thermostat with Temperature Control Self Heating for 500 Gals Spa, Bathtub, Swimming Pool (Hardwired)Free ShippingMxmoonant
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20% Off1500W Portable Electric Immersion Water Heater for Plastic Bucket Bathtub Wooden Barrel. Small Above Ground Pool Heater with 304 Stainless Steel Guard, Water Warmer Heats 5 Gallons of Water in RapidFree ShippingMelvyfiore
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CAMPLUX Tankless Water Heater Outdoor, 1.32 GPM Portable Propane Camping Water Heater, 5L, AY132, WhiteFree ShippingCAMPLUX ENJOY OUTDOOR LIFE
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Raypak 014784 PR156AENC 150000 BTU Natural Gas HeaterRaypak
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2000W Immersion Water Heater with 304 SS Guard Fast Heats up 5 gallons Water in Minutes, Portable Bucket Water Heater with LCD Thermometer, Submersible Water Heater for Bathtub Swimming Pools, BlackFree ShippingNJ FOREVER
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Raypak P-R266-A-EP-C Digital Propane Pool Heater, 266 BTURaypak
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2000W Immersion Water Heater with Dry Burn Protection, Auto Shut-Off - Portable Electric Water Heater with LCD Thermometer 304 SS Guard, Bucket Heater for Camping, Bathtubs, Swimming PoolsFree ShippingDastminear
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Varpoolfaye Electric Pool Heater Pump 5000 Gallon 120v Pool Heaters for Above Ground Pools 16000 BTU Swimming Pool Heat Pump WiFi Control Heat Or Cool Spa Heater PumpFree ShippingVarpoolfaye
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GRILLME 1000W Immersion Water Heater with Intelligent Temperature Controller,Fully Submersible Portable Electric Heater,5 Galons Bucket Heater,100% Waterproof,316L Shell,Easy and Convenient to UseFree ShippingGRILLME
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SpaChoice 1-Quart Premium Liquid Pool Heater Solar Cover In a Bottle, Liquid Solar Blanket for Pool, Made in USAFree ShippingSpaChoice
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Hayward W3H135FDP H-Series Pool Heater, BeigeHayward
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16% OffRaypak 014786-156A Propane Gas Pool Heater 150K BTU for 0-1999ft ElevationRaypak
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Immersion Water Heater 2Pack, Portable Electric 304 Stainless Heaters with Guard Cover - LCD Thermometer for Above Ground Inflatable Pool Tub Buckets Motorhome Camping OutdoorFree ShippingLytoybe
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LO-CHLOR Aqua Blanket - The Liquid Solar Blanket for Pools and Energy Saving Liquid Pool Cover, Non-Toxic and Safe Pool Evaporation Prevention, Greatly Reduces Heat and Chemical Loss AB009-12 (32 Oz)Free ShippingLo-Chlor
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ECOPOOLTECH Swimming Pool Heat Pump, Electric Pool Heater for Above Ground Pool up to 5000 Gallons, Max 16184 BTU, 5.62 COP, Titanium Heat Exchanger, 110V-120V, EU50Free ShippingECOPOOLTECH
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1800W Portable Fully Submersible Electric Pool And Hot Tub Immersion Water Heater With Gfci Plug, Thermostat For Bathtub, Inflatable Pool, Swimming Above Ground Pools, Baptistry, Baptismal PoolFree ShippingJNICEANTAI
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XtremepowerUS 14,800BTU/HR Pool Heater for 4,000 Gallons Above Ground Pools, Pool Heat Pump Pool Titanium Heat Exchanger, 115VFree ShippingXtremepowerUS
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2000W Immersion Water Heater, Portable Water Heater Electric with Real-Time LCD Thermometer Control, with 304 SS Guard Fast Heats up 5 gallons Water in Minutes for Bucket, Basin, Bathtub, Small PoolFree ShippingDastminear
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2000W Immersion Water Heater, Electric Portable Water Heater with Digital LCD Thermometer, Bucket Heater with 304 SS Guard Fast Heating 5 Gallons of Water in Minutes for BathtubFree Shippingtaoquwe
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GRILLME 240V 3000W Titanium Immersion Bathtub and Swimming Pool Water Heater,Fully Submersible Portable Electric Heater,30 Galons Bathtub Heater,Seawater Aquaculture,NEMA 6-15P Plug,100% WaterproofFree ShippingGRILLME
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VARMINPOOL 16000BTU Electric Pool Heater for Above Ground Pool, Pool Heat Pump for 5400 Gallons, WiFi Smart Control, Titanium Heat Exchanger, 110VFree ShippingVARMINPOOL
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1500W UL-Listed Immersion Heater, GESAIL Bucket Water Heater with 304 Stainless-Steel Guard, Submersible Bucket Heater with Thermostat and Auto Shutoff, Perfect for Home Travel and Winter JobFree ShippingGESAIL
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Lakkzoom Immersion Water Heater with 304 Stainless Steel Cover Intelligent Temperature Control and Digital LCD Thermometer Electric Portable Bucket Heater Heat 5 Gallons of Water in Minutes 1500WFree ShippingLakkzoom
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Varpoolfaye 30000 BTU Pool Heater For Inground Pool Heater 120V Swimming Pool Heat Pump Above Ground 8000 Gallon Heating Cooling WiFi Control ScheduleFree ShippingVarpoolfaye
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Hayward W3H135FDN H-Series Pool/Spa Heater, 135k BTU, Natural Gas ModelHayward
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Raypak Heat Pump 8450 Model with Titanium Heat Exchanger, 140K BTU TWPH-8450EHT08Raypak
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2000W Portable Immersion Water Heater with 304 Stainless Steel Guard - Fast Heating Submersible Heater for Pool, Bathtub, and Buckets with Digital LCD ThermometerFree Shippingcazanu
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Mxmoonant SPA Heater, 15KW 220V Swimming Pool Heaters Hot Tub Water Thermostat with Touchscreeen for Above Ground Inground Pool, Spa, BathtubFree ShippingMxmoonant
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33% OffPortable Water Heater Electric, 2000W Immersion Water Heater with LCD Thermometer, Stainless Steel Immersion Heating Rod, Submersible Bucket Heater for Home Camping Bathtub Small Pool Outdoor UseFree ShippingKrikle
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1500W 120V Titanium Heater Assembly with Sensor, for Bathtub Pool Water Tank Cattle Trough, Submersible Hot Tub Heater, Portable Electric HeaterFree ShippingNXQWLL
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KVNTOOLS Portable Water Heater – 1500W Immersion Heater for Bathtub, Bucket, Hot Tub, and Mini Inflatable Pool – Fast Heating with Rust-Resistant 304 Stainless Steel CapFree ShippingKVNTOOLS
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Pool Heater-9KW 220V Upgrade Thermostat Electric Swimming Pool Heater,Digital Touch Display Energy Efficient Pool Water Heater for Spas, Bathtubs and Above Ground in-Ground Pools. (220V 9KW)Free Shippinghiggerllent
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MICOE 17000 BTU Energy Efficient Electric Pool Heat Pump for Above Ground Pools Up to 15ft (8/11/15ft) & 5,000 Gallons, Swimming Pool Heater with Easy Install Kit,110V/120V (17000 BTU)Free ShippingMICOE
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villastar Pool Heat Pump, Electric Pool Heater for Above Ground Pool, Spas, Inground Pool,16000 BTU/hr, Up to 5000 gallons Fit 15/18/24 Foot Pool, 110V High Efficiency Pump YC-005N2F2024Free Shippingvillastar
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villastar Pool Heat Pump, Electric Pool Heater for Above Ground Pool, Spas, Inground Pool,16000 BTU/hr, Up to 5000 gallons Fit 15/18/24 Foot Pool, 110V High Efficiency Pump YC-005N2F2024Free Shippingvillastar
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Patfebro 35,000 BTU Swimming Pool Heat Pump - Full DC Inverter Pool Heater for Above and In Ground Pools and Spas - Dual Heating and Cooling - APP Control - 220-240VFree ShippingPatfebro
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Ecosmart Smart 11 Electric Spa Heater, White, 12 x 10.5 x 4.75Free ShippingEcoSmart
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Dr Infrared Heater DR-650HP Full DC Inverter 65,000 BTU Pool Heat Pump for In-Ground and Above-Ground Swimming Pools, WiFi Smart Control via APPFree ShippingDR. INFRARED HEATER
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Blue Wave NS405 12-mil Solar Blanket for Rectangular In-Ground Pools, 12-ft x 24-ft, BlueFree ShippingBlue Wave
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Immersion Water Heater, 2000W Portable Electric Water Heater for Inflatable Pool, Bucket or Bathtub, Quick Water Heater with Digital Thermometer, S Hook, Reusable Straps and Steel Cleaning BallFree ShippingAubric
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KETNET Solar Pool Cover 6 Ft Round Solar Blanket for Above Ground Inground Pools, Hot Tub SPA Bubble Wrap Pool Cover Protector, 12 Mil Circle Thermal Covers Floating Blanket Mat for Swimming PoolsFree ShippingKETNET
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XtremepowerUS Pool Heater up to 4,000 Gallons Above Ground Pool, Titanium Heat Exchanger Pool Heat Pump 14,800BTU/hr, 115V/60HzXtremepowerUS
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15% OffImmersion Water Heater Electric Camping Accessories - 300W - 120/240V - Dual Voltage Portable Water Heater Travel Accessories - Immersion Heater for Tea (Black)Free ShippingDiximus
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Hayward W3HP21404T HeatPro 140,000 BTU Pool Heat Pump for In-Ground PoolsHayward
114 Pool Heaters deals are available from:
Amazon, eBay stores, starting from $16.99.
The biggest discount we found is 39% on VARMINPOOL 16,000 BTU Above Ground Pool Water Heater Heat Pump at eBay.
The lowest price we found is $16.99 while the highest is $5,999.00.
Prices for the best Pool Heaters deals average at $771.08.
Last updated on September 13, 2025.
We scanned these quality online stores and more to deliver you with the best offers online available for Pool Heaters.