Pentair Pool Heaters

2 Pentair pool heaters. Prices run $2,098 to $2,138.

Pentair

Natural gas, 125000 Heating output, Natural gas

+125,000 BTU output suits smaller pools

+Natural gas fuel, no propane tank needed

+Limited warranty included

−Requires a natural gas line connection

$2,098.00-7%List: ~~$2,249.00~~

as of 11/04/2026 00:37 PST - Details

Pentair

Propane gas, 125000 Heating output, Propane

+125,000 BTU output suits smaller pools

+Compact design for small spaces

+Propane gas fuel option

−Requires a propane supply connection

$2,138.00

as of 11/04/2026 00:37 PST - Details

Pentair Pool Heaters at a glance

2 of the 107 Pool Heaters we list are Pentair (2%). Half of them cost less than $2,118; across all Pool Heaters, half cost less than $3,680.

Most listed here: Natural gas heater type (1), 400000 heating output (5), Natural gas fuel (1).

Brand	Pool Heaters	Half cost less than
Raypak	70	$3,615
Pentair	2	$2,118

Counts and prices are this site's own listings; prices are the ones shown on the cards.

pool heater	Heater type	Heating output	Fuel	Spec score	Price
	Natural gas	125000	Natural gas	n/a	$2,098.00 as of 11/04/2026 00:37 PST - Details
	Propane gas	125000	Propane	n/a	$2,138.00 as of 11/04/2026 00:37 PST - Details

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