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Pentair 461113 ETi 400 ASME Heater, Natural Gas, 400K BTU

SKU 461113
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The ETi 400 pool and spa heater brings you TitanTough Direct-Fire Titanium, the toughest ASME-certified construction heat exchanger ever built. At 96% thermal efficiency, the ETi 400 heater has the highest efficiency ever built in its class. All this in a heater that operates with ultra-quiet noise level and outperforms energy emissions standards.

  • 400,000 BTU heater
  • 96% thermal efficient heater (highest in its class)
  • Corrosion resistance with Titan-Tough™ Titanium Heat Exchanger
  • High efficiency equals large energy savings over standard heaters
  • Ultra-quiet operation
  • Direct venting with PVC
  • 3-year warranty


    • Brand: Pentair
    • Application: Indoor, Outdoor, Pool, Spa
    • BTU Output: 400,000 British thermal units
    • Commercial, Residential, or Professional: Commercial, Residential
    • Weight: 379 pounds
    • Flow Rate Max: 120 gal/min
    • Flow Rate Min: 40 gal/min
    • Fuel Type: Natural Gas
    • Green or Energy-Efficient Product: True
    • Housing Material: Cupro Nickel
    • Material: Titanium
    • UPC Code: 788379877248
    • Part No. 461113 Natural Gas 400,000 BTU — ASME LISTED

    Accessories: (*Sold separately)

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    Disclaimer: Professional installation is required (not included). Proof of installation by a trained technician is required to validate the factory warranty.

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