Rheem Heat Pump Hot Water
Australia's most recognised hot water brand. Rheem heat pumps offer a solid mid-range option with the backing of a nationwide service network. Their integrated (all-in-one) design is simpler to install than split systems.
Rheem hot water heat pump price (2026)
Out-of-pocket assumes federal STCs + a typical state-level top-up. Victorian households can stack up to $2,700 in rebates ahead of the 2027 gas ban; NSW, SA and ACT have their own top-ups. Cheapest model: Rheem AmbiPower MDc-180 (180L) from $2,800. Largest: Rheem Ambiheat HDc270 (270L) up to $4,200. Lowest running cost across the range: ~$338/yr.
Rheem models and prices (2026)
Rheem Ambiheat HDc270 (270L) price
Installed $3,200 - $4,200 before rebates; the federal STC incentive on this model is 15 certificates, about $600, for a 2026 install in zone 3, which covers Sydney, Brisbane, Adelaide and Perth; Melbourne, Canberra and Hobart earn more. So expect roughly $2,600 to $3,600 before any state rebate.
Rheem AmbiPower MDc-180 (180L) price
Installed $2,800 - $3,800 before rebates; the federal STC incentive on this model is 15 certificates, about $600, for a 2026 install in zone 3, which covers Sydney, Brisbane, Adelaide and Perth; Melbourne, Canberra and Hobart earn more. So expect roughly $2,200 to $3,200 before any state rebate.
Pros
- Well-known trusted brand
- Wide installer network
- Integrated design (simpler install)
- Competitive pricing
- Australian made and owned
Cons
- Shorter warranty than premium brands
- Lower COP than Sanden/Reclaim
- Noisier than split systems
- R513a refrigerant, not the CO2 used by the premium split systems
Best for
Homeowners who want a reliable, well-supported mid-range option from a trusted Australian brand
Rheem prices & rebates by state
Federal STCs plus state rebates can knock up to $2,700 off the installed price. See Rheem pricing for your state.
Rheem hot water heat pump FAQ
How much is a Rheem hot water heat pump installed in 2026?
A Rheem hot water heat pump costs $3,200 - $4,800 fully installed in Australia before rebates. The cheapest model (Rheem AmbiPower MDc-180 (180L), 180L) starts at $2,800; the largest (Rheem Ambiheat HDc270 (270L), 270L) tops out around $4,200. After stacking federal STCs (worth $600-$600 depending on the model and your climate zone) and state-based rebates, most households pay $1,200-$3,700 out of pocket.
Is Rheem a good heat pump brand?
Australia's most recognised hot water brand. Rheem heat pumps offer a solid mid-range option with the backing of a nationwide service network. Their integrated (all-in-one) design is simpler to install than split systems. Rheem is best suited to homeowners who want a reliable, well-supported mid-range option from a trusted australian brand.
What rebates can I claim on a Rheem heat pump?
Every Rheem model attracts federal Small-scale Technology Certificates (STCs) worth $600-$600 at point of sale. On top of STCs, Victorian households can stack the Solar Victoria Hot Water Rebate ($1,000-$1,400) and Victorian Energy Upgrades discount ($500-$2,000) to reach up to $2,700 in rebates. NSW (Energy Savings Scheme), SA (REPS), and ACT (Sustainable Household Scheme) have their own state-level top-ups. Most of it is automatic: STCs, Victorian Energy Upgrades and the NSW Energy Savings Scheme are already inside the price your installer quotes. Solar Victoria's rebate is the one worth going after on top, and your installer drives it. They lodge it with your quote, you add ID and proof of income, and it comes off your invoice on approval.
What is the warranty on a Rheem heat pump?
Rheem backs its tanks with a 10-year warranty and the compressor with 5 years. Workmanship cover for the install itself comes from your installer separately and should be at least 12 months. Warranty claims require the system to have been installed by a licensed plumber and serviced according to the manual.
How efficient is a Rheem heat pump?
The Rheem Ambiheat HDc270 (270L) runs at COP 3.5 (every 1 kWh of electricity input produces 3.5 kWh of heat output). Annual running cost is around $338 for a 3-5 person household, compared to roughly $700/year for gas storage and $900/year for old-school electric resistive storage.
How long does a Rheem heat pump last?
Modern hot water heat pumps last 12-15 years on average in Australian conditions. Tank life depends on water hardness (sacrificial anode replacement every 5 years extends life). Compressor life is the limiting factor and typically matches or exceeds the warranty period when the unit is correctly sized and serviced.
Rheem vs other brands: which should I pick?
Rheem sits at the budget end of the Australian market. It offers the widest installer network in Australia, so service and parts are easy to source. See the side-by-side comparisons below for direct head-to-head specs.
Which Rheem heat pump hot water models are sold in Australia in 2026?
Rheem's current range is the Ambiheat HDc270 (270L, R513a refrigerant, 10-year cylinder warranty), the AmbiPower MDc-180 (180L, 7-year cylinder warranty), the AmbiPower 280e (280L, R290 refrigerant, with a Wi-Fi option, 10-year cylinder warranty) and the AmbiPower 5kW split system with a 315L tank. Model numbers and warranties are as published on rheem.com.au. The installed prices on this page are our modelled ranges for the brand, not Rheem's list prices, and the federal STC incentive is taken off at the point of sale by the installer.
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