Rheem 551325 325 Litre Heat Pump


Delivery is generally 1-3 Days

5 year cylinder warranty
3 Year cylinder labour
1 year parts and labour warranty on all other components for domestic (non-commercial) installations.


Free Delivery To most metro areas of Australia

Owners Manual


Rheem 551325 325 Litre Heat Pump

The Rheem 551325 325 Litre Heat Pump is suitable for moderate – warm climates and average size families.

No Of People Integrated Capacity (L) Warranty
2 – 6 Integrated 325 5 years on cylinder

Features & Benefits of the Rheem 551325 325 Litre Heat Pump

  • 325L Tank capacity is suitable for 2-5 people
  • RheemPlus® models available – maximum temperature of 50°C so you can be sure turning on the tap is safer for everyone in the family
  • Fitting locations make it an ideal replacement for an electric water heater
  • Back up electric element ensures hot water on the coldest of winter nights
  • MPi Series II Rheem 182550
  • Cuts energy use
  • 5 year warranty

    You can claim your Small-scale Technology Certificate (STCs) by downloading the following form.
    This form is from the Greenbank Environmental site is is a separate business to 1st Choice Hot Water. 1st Choice Hot Water has no affiliation nor interests in Greenbank Environmental. There are also many other sites that trade in STCs.

    Your system will create the following number of STCs:

    • Zone 1 -16STC Zones for Hot Water
    • Zone 2 – 14
    • Zone 3 – 18
    • Zone 4 – 18
    • Zone 5 – 19







  • 5 year cylinder warranty, 3 year labour on cylinder, 2 year on sealed systems including labour, 1 year on all other parts and labour. Applies to domestic installations only.

Energy and greenhouse gas emissions reduction based on Australian Govt Approved TRNSYS simulation modelling and apply when replacing an electric water heater with a Rheem Heat Pump water heater.

The impact on an electricity account will depend on the tariff arrangement of the water heater being replaced and where you live. These Rheem Heat Pump water heaters (model dependant) are recommended for connection to either 24 hour continuous tariff or extended off peak (min 16 hours/day). Before purchase consult your energy provider for more information on cost comparisons.

Check out the latest Rheem Ambiheat heat pump Model No. 55127005

Additional information

Weight 130 kg
Dimensions 89.4 × 63.8 × 163.1 cm
Size by Litres

STC Zone 5

Manufacturers Warranty

Energy Source


TPR Setting

ECV Setting

Type of System

STC Zone 1

STC Zone 2

STC Zone 3

STC Zone 4

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