Electric pool heaters are quite effective, but they require a large amount of electricity, which could become costly.

A 400k BTU heater will roughly heat your pool twice as fast as a 200k BTU heater, but it also burns gas twice as fast.

4. Hayward Hayward HeatPro 140,000 BTU 230V Model# W3HP21404T $ 4,809 98 $ 4,809 98. ft. Natural Gas (23) Solar (16) Liquid Propane (10) Electric (5) Propane Gas (1) Your Selection: Fuel Type: Electric. Electric pool/spa heaters use a resistor element and electrical current to generate heat to warm your pool water. After it is heated, the water is pumped out of the unit and circulated back into your pool. It's designed for ultimate performance, comfort and durability while being environmentally responsible.
Up To 15,000 Gallons 14' x 28' 85,000 BTU: 85,000 BTU: 110,000 BTU: Up To 20,000 Gallons 16' x 32' 85,000 BTU: 110,000 BTU: 125,000 BTU: Up To 25,000 Gallons 18' x 36' 110,000 BTU: 125,000 BTU: 150,000 BTU: Up To 30,000 Gallons 20' x 40' 125,000 BTU: 150,000 BTU: See Dealer: More BTU’s means more power, more heat transfer, quicker results and less operation time. An electric pool heater, on the other hand, needs to stay on all the time. Very fast – can raise temperate up to 4 degrees in one hour in a pool as big as 15-20K gallons; User-friendly rotating digital thermostat is very accurate; Small footprint; Sturdy exterior thanks to the rust proof non-metal sheets; Cons. The system runs on 12 gauge wire, 20amps, and 220V circuit. [ ] Select to Compare.
As a general guideline, the following gas heater sizes should be sufficient for the following pool sizes. 10,000 gals to 20,000 gals. For anyone looking to add a little warmth and usability to their pool, the K-Star Electric Pool and Spa Heater is a durable and easy-to-use choice.

FREE Shipping . Recommended Gas-Fueled Pool Heater Size Based on Pool Size.

We might suggest stopping now and giving our professionals a call at 800-772-0467.A pool heater recommendation is something our pool … Sort By: Top Sellers. For the 30,000 (20' x 40' pool) gallon example: 10,412 x 20 = 208,240 BTUs per hour.

Heating up a pool versus a pool and spa combination requires less BTU power. It won’t work with 110V power supply. For rapid comfort, we offer the Universal solution.

Size Heater. 10,000 US Gallons : K-10: 10 KW Electric Pool/Spa Heater, 42 amps, max. The installation is easy, and it takes around 20 minutes. Click for price & reviews! Choosing the right size gas heater for your pool or spa is no quick decision, as there are quite a number of factors to consider. At a minimum you would need a 400K btu gas heater. Description; Features; Downloads; Reviews; Get Installation Quote; K-Star K-10 Electric Pool / Spa Heater. Ft. 15,000 US Gallons : K-15: 15 KW Electric Pool/Spa Heater, 63 … $989.00 $ 989. Another example, if your pool is 15,000 gallons: 15,000 x 8.33 = 124,950 divide by 24 = 5,206 Pool is at 55⁰F and required temp is 82⁰F so rise is 82 - 55 = 27. EcoSmart SMART POOL 27 Electric Tankless Pool Heater, 27kW, 240 Volt, 112.5 Amps with Self Modulating Technology. Pools up to 15,000 gallons should look at the Pentair 125K BTU or higher, and 20,000 gallon above ground pools should look at the Raypak 150K BTU. Pool Gallons (approx) 15000 (3) 10000 (2) Fuel Type. This heater is sufficient to maintain the water temperature in small pools which can hold 1,000 gallons or less amount of water. CURRENT COLLECTORS SOLD SEPARATELY. Pools in very windy or colder areas, or those that don’t use a pool cover should consider installing one size larger. If you only heat your pool once in a while, a gas heater may actually cost you less. Hayward's pool heater saves money by being the most energy efficient solution for any pool/spa. Sq.

Home K-Star Electric Pool and Spa Heater - between 17,000 BTUs/hr and 51,000 BTUs/hr. Gallons in Pool.