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The Rinnai INFINITY HD49 Series are continuous flow water heaters designed for commercial applications and high hot water demand residential installations.

Available as an external unit (HD49kWe) or an internal unit (HD49kWi).



  • Output of 28 L per minute at a 25 °C rise
  • Maximum outlet temperature of 85 °C
  • Designed for easy maintenance and replacement of key components


Suitable for
External commercial and residential applications (HD49kWe external model only).


Internal commercial and residential applications (HD49kWi internal model only).


Mains and medium pressure systems. Hard or acidic water will need to be treated to use this product.

Rinnai HD49 Series External

$2,449.00 Regular Price
$2,340.00Sale Price
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