Quantum Heat Pump Prices in Western Australia

A Quantum hot water heat pump is $3,250 - $4,450 installed in Western Australia before rebates. After Western Australia rebates and federal STCs, most households pay around $2,650-$3,890 out of pocket. Quantum Energy has been building hot water heat pumps since the 1990s and runs a manufacturing facility at Seaford in South Australia. The current range is propane (R290) in four tank sizes from 150L to 340L, which is the widest spread of sizes of any brand here and the reason it turns up on small units and large households alike. The 270L and 340L publish a coefficient of performance of 4.53.

Quantum price in Western Australia (2026)

Installed, before rebates
$3,250 - $4,450
WA rebates + STCs
$560-$600
Out of pocket (after stack)
~$2,650-$3,890

Out-of-pocket assumes federal STCs plus Western Australia's available rebate stack, applied by your installer at point of sale. Cheapest model: Quantum 150L (150-08AC6-290) from $3,250.

5yr
Tank warranty
2yr
Compressor warranty
4.3
COP (efficiency)
48dB
Noise level

Quantum rebates in Western Australia

Federal

Small-scale Technology Certificates (STCs)

Applied as a point-of-sale discount on your Quantum system. Value varies by model and climate zone.

$560 - $600
estimated value

Western Australia does not currently run a dedicated hot water rebate. Federal STCs above are still applied by your installer, and a Quantum heat pump still pays back through lower running costs.

Quantum models available in Western Australia

Quantum 150L (150-08AC6-290)

$3,250 - $3,400
installed, before rebates
Capacity
150L
Running cost
~$275/yr
STC value (zone 3)
~$560
Noise
50dB

Quantum 200L (200-08AC6-290)

$3,300 - $3,500
installed, before rebates
Capacity
200L
Running cost
~$275/yr
STC value (zone 3)
~$560
Noise
50dB

Quantum 270L (270-08AC6-290)

$3,500 - $3,900
installed, before rebates
Capacity
270L
Running cost
~$261/yr
STC value (zone 3)
~$600
Noise
48dB

Quantum 340L (340-08AC6-290)

$4,000 - $4,450
installed, before rebates
Capacity
340L
Running cost
~$261/yr
STC value (zone 3)
~$600
Noise
48dB

Quantum prices across Western Australia

Local pricing and free quotes for Quantum in major Western Australia areas.

Heat pump hot water costs across regional Western Australia

Heat pump guides for Western Australia

Quantum in Western Australia: FAQ

How much does a Quantum heat pump cost in Western Australia?

A Quantum hot water heat pump costs $3,250 - $4,450 fully installed in Western Australia before rebates. After the federal STC discount, most Western Australia households pay around $2,650-$3,890 out of pocket.

What rebates can I claim on a Quantum heat pump in Western Australia?

Western Australia households claim federal STCs worth $560-$600 on a Quantum, applied by your installer at point of sale. Your installer applies the discounts at quote time, so you do not chase the paperwork.

Is a Quantum heat pump worth it in Western Australia?

Yes. With 40% of Western Australia homes on gas or old electric storage and rising energy prices, a Quantum heat pump running at COP 4.3 cuts hot water running costs to around $275/year. Small households needing a 150L or 200L tank, and anyone outside Victoria who wants a long-established Australian brand

Where can I get a Quantum heat pump installed in Western Australia?

PumpSwap matches you with local Western Australia installers who quote on Quantum systems. Submit one request and compare up to three quotes from installers covering your suburb, with rebates already factored in.

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