| TR400NA

400,000 BTU Natural Gas Pool and Spa Heater

Reg. $2,029.99 Save $680.00
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Sure, the water heater for your swimming pool might not be the most exciting part of your backyard oasis, but smart pool owners know it’s a crucial one. From cool mornings to hot afternoons, pool water heaters are great at keeping pool water the perfect temp. We think this 400,000 BTU Natural Gas Pool and Spa Heater by Trane is an awesome choice for pool owners looking for a straightforward option. In-ground pool and spa owners and this 400,000 BTU spa water heater will become fast friends. It’s ideal for spas between 200 and 1,000 gallons in size. For a 200-gallon spa, it takes about 9 minutes to raise the temperature by 30 degrees. For a 1,000-gallon spa, 45 minutes. Simply use the digital controls to turn the system on and off and control the temperature. The big things that set this particular Trane pool water heater apart from others is its long life and energy efficiency. The cupro-nickel heat exchanger is more durable than other heat exchanger designs, meaning this pool heater will last season after season for you. You can breathe a little easier about fuel costs and emissions too. This 400,000 BTU Gas pool heater is engineered for low NOx emissions to meet or exceed all air quality emissions standards, plus the great hydraulic efficiency saves energy so you’re buying less fuel on a regular basis. Installation is easy. You can easily retrofit this heater, just make sure your connections are compatible. This Trane heater uses a 0.75-inch gas connection and an 8-inch vent pipe diameter. We think you’re going to love this natural pool heater by Trane. Just hook it up to your pool or spa system, get a hold of some natural gas, and finally achieve that ideal temperature. Not too hot, not too cold. Just perfect.


  • Natural gas water heater for in ground pool or hot tub
  • Durable cupro nickel heat exchanger
  • 400,000 BTU heat output
  • For spas between 200 and 1,000 gallons
  • Gas connection at heater: 0.75 inches
  • Indoor vent pipe diameter: 8 inches
  • Easy retrofit installation
  • Low NOx emissions meets all air quality emission standards
  • Excellent hydraulic efficiency saves energy
  • Specifications:
  • Controls: Digital
  • BTUs: 400,000 BTU
  • Gas type: Natural gas
  • Pool size: 200-1,000 gallons
  • Heat exchange type: Cupro nickel
  • Product/item type: Pool heater

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