Daikin Heat Pump Hot Water
Daikin is the world's largest air conditioning manufacturer and a leader in heat pump technology. Their CO2 split system hot water heat pump can heat water to 90C without electric boost and operates down to -26C. Industry-best 10-year parts and labour warranty across the entire system. Premium pricing reflects premium engineering.
Daikin 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: Daikin EKHHP250 from $5,500. Largest: Daikin EKHHP315 up to $8,500. Lowest running cost across the range: ~$263/yr.
Daikin models and prices (2026)
Daikin EKHHP250 price
Installed $5,500 - $7,000 before rebates; the federal STC incentive on this model is 16 certificates, about $640, for a 2026 install in zone 3, which covers Sydney, Brisbane, Adelaide and Perth; Melbourne, Canberra and Hobart earn more. So expect roughly $4,860 to $6,360 before any state rebate.
Daikin EKHHP315 price
Installed $6,500 - $8,500 before rebates; the federal STC incentive on this model is 16 certificates, about $640, for a 2026 install in zone 3, which covers Sydney, Brisbane, Adelaide and Perth; Melbourne, Canberra and Hobart earn more. So expect roughly $5,860 to $7,860 before any state rebate.
Pros
- Best-in-market 10yr parts AND labour warranty
- CO2 refrigerant (heats to 90C, no boost needed)
- Quietest outdoor unit in market (40dB)
- Works down to -26C
- Highest STC allocation due to CO2 efficiency
Cons
- Most expensive option in market
- Split system requires more complex installation
- Newer to the Australian hot water market
- Not Australian-made
Best for
Homeowners wanting the absolute best performance and warranty, especially in cold climates
Daikin prices & rebates by state
Federal STCs plus state rebates can knock up to $2,700 off the installed price. See Daikin pricing for your state.
Daikin hot water heat pump FAQ
How much is a Daikin hot water heat pump installed in 2026?
A Daikin hot water heat pump costs $5,500 - $8,500 fully installed in Australia before rebates. The cheapest model (Daikin EKHHP250, 250L) starts at $5,500; the largest (Daikin EKHHP315, 315L) tops out around $8,500. After stacking federal STCs (worth $640-$640 depending on the model and your climate zone) and state-based rebates, most households pay $3,460-$7,360 out of pocket.
Is Daikin a good heat pump brand?
Daikin is the world's largest air conditioning manufacturer and a leader in heat pump technology. Their CO2 split system hot water heat pump can heat water to 90C without electric boost and operates down to -26C. Industry-best 10-year parts and labour warranty across the entire system. Premium pricing reflects premium engineering. Daikin is best suited to homeowners wanting the absolute best performance and warranty, especially in cold climates.
What rebates can I claim on a Daikin heat pump?
Every Daikin model attracts federal Small-scale Technology Certificates (STCs) worth $640-$640 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 Daikin heat pump?
Daikin backs its tanks with a 10-year warranty and the compressor with 10 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 Daikin heat pump?
The Daikin EKHHP250 runs at COP 4.5 (every 1 kWh of electricity input produces 4.5 kWh of heat output). Annual running cost is around $263 for a 3-4 person household, compared to roughly $700/year for gas storage and $900/year for old-school electric resistive storage.
How long does a Daikin 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.
Daikin vs other brands: which should I pick?
Daikin sits at the premium end of the Australian market. It is a top pick for cold climates and homeowners who prioritise efficiency and warranty over upfront price. See the side-by-side comparisons below for direct head-to-head specs.
Which Daikin heat pump hot water models are sold in Australia in 2026?
Daikin sells a CO2 hot water heat pump in Australia, offered with 250L and 315L tanks. The two configurations are priced above as modelled installed ranges before rebates; check the current model designation with the installer, as Daikin revises model codes.
Compare with other brands
Compare heat pump hot water to other systems
What are you replacing?
Tap one to continue