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250,000 BTU Pool Heaters and Up

All Pool Heaters

5 250,000 BTU pool heaters and up from Raypak, Pentair and Hayward. Most cost $3,489 to $4,673, and half cost less than $3,929.

Pool heaters whose title states a heating output of 250,000 BTU or more.

We do not pick by hand: a pool heater is here because its listed specs pass the checks.

All filtersFilters (1)×
Heating output: 406000  ×Clear all
BrandRaypak5
Heater typePropane gas3Natural gas2
Heating output2660001040000010399000740600053360004300000333300032500002
Show all 11264000236000013660001
FuelPropane3Natural gas2
PriceUnder $4,0001$3,000 & above5$4,000 & above2
Clear allShow 5 Pool Heaters
Heating output: 406000  ×5 resultsSort byRecommendedSpec scorePrice: low to highPrice: high to low
Raypak

Natural gas, 406000 Heating output, Natural gas

+Large 406,000 BTU output for heating bigger pools
+Runs on natural gas
+Digital electronic ignition
$3,489.00-21%List: $4,426.00
as of 11/04/2026 00:49 PST - Details
Raypak

Propane gas, 406000 Heating output, Propane

+Large 406,000 BTU output for heating bigger pools
+Runs on propane
+Digital electronic ignition
−Requires propane fuel supply
$3,489.00-17%List: $4,200.00
as of 11/04/2026 00:49 PST - Details
Raypak

Propane gas, 406000 Heating output, Propane

+406,000 BTU output for high heating capacity
+Runs on propane
+Built for 3,000 to 5,000 foot elevation
−Propane fuel requires a propane supply
$4,200.00
as of 11/04/2026 00:49 PST - Details
Raypak

Propane gas, 406000 Heating output, Propane

+Delivers 406000 BTU for very large pool heating
+Runs on propane gas fuel
+Millivolt design for propane operation
−Very high BTU output may be more than small pools need
$3,929.42
as of 11/04/2026 00:49 PST - Details
Raypak

Natural gas, 406000 Heating output, Natural gas

+Large 406,000 BTU output for heating bigger pools
+Runs on natural gas
+Cupro nickel heat exchanger
$4,673.49
as of 11/04/2026 00:49 PST - Details

Compare specs

pool heaterHeater typeHeating outputFuelSpec scorePrice
Natural gas406000Natural gasn/a$3,489.00
as of 11/04/2026 00:49 PST - Details
Propane gas406000Propanen/a$3,489.00
as of 11/04/2026 00:49 PST - Details
Propane gas406000Propanen/a$4,200.00
as of 11/04/2026 00:49 PST - Details
Propane gas406000Propanen/a$3,929.42
as of 11/04/2026 00:49 PST - Details
Natural gas406000Natural gasn/a$4,673.49
as of 11/04/2026 00:49 PST - Details

Before you buy

Other uses

Hot Tubs194Pool Cleaners262Pool Pumps73Saunas1,505Pool Thermometers48Pool Chemicals & Test Kits61Handheld Pool Vacuums66Pool Brushes62Pool Maintenance Kits58Pool Vacuum Heads67Pool Skimmers & Nets65DE Pool Filters61

Popular filters

Natural Gas Pool Heaters42Pool Heaters: Natural Gas41Heat Pump Pool Heaters28Pool Heaters: Propane23Pool Heaters for Inground Pools12266,000 BTU Pool Heaters10400,000 BTU Pool Heaters10Pool Heaters for Inground and Above-Ground Pools9

Pool Heaters by use

Inground Pool Heaters20Above Ground Pool Heaters12

Spec scores, pros and cons, and prices are explained in the How it works section of the About page.