Aquarian 250L Indoor Heat Pump Water Heater

Aquarian 250L Indoor Heat Pump Water Heater

Benefit from advanced technology, durability, affordable price and ongoing savings.

The Aquarian 250L all-in-one heat pump water heater provides outstanding value for medium to high hot water users (generally 4 to 8 persons).
Priced affordably and operating at about a third the cost of conventional water heating systems the Aquarian 250L is also capable of quick recovery for periods of high water use.

Custom designed durability and manufactured under strict quality control supervision, the Aquarian 250L is priced to provide an affordable water heating solution for retrofitting and new homes across New Zealand.

Durable stainless steel construction & quality installation is backed by Energy Alternatives’ 10 year tank and 6 year heat pump Limited Warranty.


  • Class A – low temperature operation
  • Durable stainless steel tank
  • Easy to use program features for multiple operation times
  • Suitable for all but the harshest New Zealand conditions
  • Designed for internal installation, retrofitting or sheltered outdoor
  • Suitable for 4-8 person families

Aquarian 250L Indoor

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Ideal for new builds or buildings with room for retrofits, the Aquarian 250L indoor Heat Pump Water Heater can be installed inside buildings, or on a concrete pad underneath the building or under a shelter outside.


  • Designed to work with intake air temperatures from 0°C to 35°C
  • Air sourced from either ambient or ducted ceiling space
  • Ensure air intake and outlet is to and from well ventilated spaces or minimum 28m3 volume


StandardTested to EN16147
HP input power range0.6-1.4 kW
Power supply220V/50Hz
Output power3 kW at 20°
Output water temperature55 –60°C
Compressor COP2.86
Electric heater current8.3 Amps
Material of exterior/tankStainless steel (sus304)
Dimensions height1780mm
Dimensions width650mm
Maximum input power3.2 kW
Net weight110kg
Noise level+/-48dB