Rheem AmbiPower MDc-180 Heat Pump
Rheem AmbiPower MDc-180 Heat Pump
The AMBIPOWER MDc-180 Heat Pump is the new generation 178L capacity heat pump suitable for small families. This is available in Low GWP (Global Warming Potential) of 631 GWP using R513a in the Rheem AmbiPower...
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Description
Description
The AMBIPOWER MDc-180 Heat Pump is the new generation 178L capacity heat pump suitable for small families. This is available in Low GWP (Global Warming Potential) of 631 GWP using R513a in the Rheem AmbiPower MDc-180 Model No: 551D180. This is available in Hardwired version with 2.4kW back-up element Models 551D180C & 551D180C/B or Plug & Lead 1.4kW backup element Models 551D180C3P & 551D180C3P/B.
This is a smart, energy efficient alternative for areas where a traditional solar water heater may not be suitable. It uses the heat from the surrounding air and doesn’t rely on direct sunlight to heat your water and provides a reliable, efficient, and sustainable way to reduce your water heating energy consumption.
The advanced wrap around microchannel heating technology for uniform and faster water heating making it suitable for cold climates with an operating range from -7°C to higher ambient temperatures.
Watch the video here to see how AmbiPower works.
How to Request Site Specific Quote?
How to Request Site Specific Quote?
- Choose your Installation Type from the dropdown.
- Click on Get a Quote
- Fill in your details and Upload photos of your existing unit.
- One of our specialists will then review your request to formalise your quote.
Technical Specification
Technical Specification
| Type | Heat Pump Hot Water Heater |
| Storage Capacity | 180 litres |
| Model number | 551D180 |
| Location | Outdoor installation |
| Refrigerant | R513A |
| Height | 1810 mm |
| Width | 532 mm |
| Depth | 576 kg |
| Brand | Rheem |
How are the prices calculated?
How are the prices calculated?
- Prices calculated are based on the installation type you select above.
- All prices are after the government rebates & incentives including the Solar Victoria Rebate
- Prices are for like-to-like swap
- Additional charges will apply for unit relocation and non-standard switchboards.
- Advertised prices are only applicable in Melbourne Metro, Greater Geelong & Mornington Peninsula.
Warranty
Warranty
- Whole-of-product (all components): 1-year parts and labour (Year 1).
- Sealed system components (incl. compressor and refrigerant circuit): 3-year parts and labour (Years 1–3) when installed in a single-family domestic dwelling.
- Storage cylinder (single-family domestic dwelling): 3-year parts and labour (Years 1–3).
- Storage cylinder (single-family domestic dwelling): 7-year cylinder supply (Years 4–7). Labour and installation costs are the owner’s responsibility for Years 4–7.
- Storage cylinder (not a single-family domestic dwelling): 3-year cylinder supply (Years 1–3). Labour and installation costs are the owner’s responsibility (Years 2–3)
- Extended 5-year whole-of-product warranty (incl. labour) may apply where eligible rebates/certificates are created (proof required).
- Major service required in Year 5. Failure to complete may affect warranty eligibility.

Features at a Glance
High COP of 4.5 @ 19oC1
Advanced wrap around microchannel heating technology for uniform and faster water heating
Can save up to 70% on your water heating energy consumption compared to an electric water heater in Zone 32
Suitable for cold climates with an operating range from -7°C to +43°C
Suitable for harsh water conditions
Back-up element options in 2.4kW Hardwired or 1.4kW Plug & Lead
User-friendly touch screen LED display
Eligible for STCs (may be eligible for additional incentives in some states)
7 year cylinder warranty*
Suitable for 1 to 4 people
Low GWP of 631 refrigerant using R513a
Warranty Information (warranty conditions apply)
7 years cylinder supply
3 years cylinder labour
3 years sealed system supply and labour
1 year parts supply and labour
Conditions Apply
*The warranty periods above apply to installations in a single-family domestic dwelling only. For further details, please refer to the Owner’s Guide available in the Downloads tab on this page. Without limiting the periods shown in the table in Clause 3.1, a 5-year whole-of-product warranty applies (inclusive of labour incurred in respect of a valid claim under this warranty or the Australian Consumer Law in relation to a heat pump water heater) where:
a. A hot water rebate has been received under Solar Victoria’s Solar Homes Program for a heat pump water heater installed from 1 July 2023, and / or
b. Victorian Energy Efficiency Certificates (VEECs) have been created for a heat pump water heater installed from 1 February 2025, or
c. Energy Savings Certificates (ESCs) have been created for a heat pump water heater installed from 1 December 2025.
For further details, call 131 031. Proof of receipt of the rebate and / or proof of VEECs or ESCs being created, i.e. installation quote showing number of VEECs or ESCs and dollar value, plus proof of purchase (as applicable) must be produced at the time of the service call.
1 See datasheet for detailed specifications.
2 Energy savings of up to 70% in Zone 3 based on TRNSYS modelling on hot water energy consumption when replacing an electric water heater (min 16 hours/day). Any savings will vary depending upon your location, type of water heater being replaced, hot water consumption and fuel tariff.