Enviroflo Heat Pump

Upgrade to a more efficient hot water system.

Requiring no solar panels and conveniently housed in one unit, our Enviroflo Heat Pump provides great reductions in greenhouse gas emissions. As it uses the same fittings as a standard electric hot water system, it makes upgrading a breeze.

Highly efficient

Perfect for replacing an electric storage tank

Australian made

Available in 250L or 315L version

Enviroflo Heat Pump

  • Highly efficient
  • Simple all-in-one installation
  • Whisper quiet operation below 48 dBA
  • Perfect for replacing an electric system
  • R290 refrigerant with only 300 grams charge
  • Hard water compatible^
  • 1000 kPa maximum water pressure rating
  • Class leading weight for easy handling and installation
  • 250L and 315L capacities available

^ Subject to water quality parameters as defined in Warranty Conditions.

This product is eligible for the following Small Scale Technology Certificates (STC)*:

Zone 1 23 23
Zone 2 23 22
Zone 3 28 27
Zone 4 29 29
Zone 5 29 28

*Accurate at the time of publishing, contact Rinnai or Clean Energy Regulator to confirm.


Weight Empty (Kg) 112 132
Rated Capacity (Litres) 250 315
Height – Hot water Outlet (mm) 1248 1541
Height – Cold water Inlet (mm) 210 210
Diameter (mm) 611 611
Height (mm) 1872 2165
Water connections RP 3/4 20mm RP 3/4 20mm
Power consumption (kW) 2.4 2.4
Noise level (dBA) 48 48
Refrigeration type / Mass (grams) R290 / 300 R290 / 300
Expansion Control Valve Setting 1000 1000
Max inlet pressure (with ECV – kPa) 680 680
Max inlet pressure (without ECV – kPa) 800 800
Ingress Protection Rating (AS1939) IPX4 IPX4



Book a Service

Looking for support? Please get in touch and let us help.

Locate a Store

We'll help you find a Rinnai stockist so you receive the right advice and product, as locally as possible.