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Quantum Heat Pump Hot Water in Palmerston, NT

AustraliaClimate Zone 1

Looking at a Quantum heat pump for your Palmerston home? Installed pricing for Quantum in NT ranges from $3,250 - $4,450 before rebates, with an estimated $2,550 - $3,950 after all available Northern Territory rebates and federal STCs are applied. small households needing a 150L or 200L tank, and anyone outside Victoria who wants a long-established Australian brand.

Quantum's pricing of $3,250 - $4,450 aligns closely with the local average of $3,300 - $5,400, offering a solid balance of performance and value.

Heat pumps work well in this climate zone but will see some efficiency reduction during cold winter mornings (below 5C). Split system models with CO2 refrigerant (Sanden, Reclaim) maintain better performance in cold conditions than integrated R134a models.

$3,250 - $4,450
Before rebates
$2,550 - $3,950
After rebates (est.)
4.3
COP (efficiency)
5yr
Max warranty

Quantum Models Available

Quantum 150L (150-08AC6-290)

$3,250 - $3,400
installed, before rebates
Capacity
150L
COP
4.3
Running cost
~$275/yr
STC rebate value (zone 1)
~$480
Suitable for
1-2 person household
Noise
50dB
Dimensions
1620x540x540mm
Weight
100kg

Estimated cost in Palmerston after rebates: $2,550 - $2,900

Quantum 200L (200-08AC6-290)

$3,300 - $3,500
installed, before rebates
Capacity
200L
COP
4.3
Running cost
~$275/yr
STC rebate value (zone 1)
~$480
Suitable for
2-3 person household
Noise
50dB
Dimensions
1950x540x540mm
Weight
115kg

Estimated cost in Palmerston after rebates: $2,600 - $3,000

Quantum 270L (270-08AC6-290)

$3,500 - $3,900
installed, before rebates
Capacity
270L
COP
4.53
Running cost
~$261/yr
STC rebate value (zone 1)
~$520
Suitable for
3-5 person household
Noise
48dB
Dimensions
1900x650x650mm
Weight
135kg

Estimated cost in Palmerston after rebates: $2,800 - $3,400

Quantum 340L (340-08AC6-290)

$4,000 - $4,450
installed, before rebates
Capacity
340L
COP
4.53
Running cost
~$261/yr
STC rebate value (zone 1)
~$480
Suitable for
4-6 person household
Noise
48dB
Dimensions
2200x650x650mm
Weight
170kg

Estimated cost in Palmerston after rebates: $3,300 - $3,950

How Quantum Performs in Palmerston's Climate

ExcellentClimate Zone 1 | R290 refrigerant

Quantum performs exceptionally well in climate zone 1. With warm ambient temperatures for most of the year, the R290 refrigerant system will operate near its rated COP of 4.3. Running costs will be at the lower end of estimates, and you can expect consistent hot water delivery year-round.

Noise Levels in a Metro Area

At 50dB, Quantum is on the noisier end of heat pumps. In a metro area, careful placement is essential to avoid neighbour disputes. Check your local council's noise regulations and avoid installing near bedroom windows or boundary fences.

Pros

  • Four tank sizes from 150L to 340L, the widest range here
  • A 150L option, which almost no other brand offers
  • Australian company with a manufacturing facility at Seaford, South Australia
  • Propane (R290) across the range
  • On the register since 2014, so the models have a long track record

Cons

  • Not on the Solar Victoria product list at all, so a Quantum does not qualify for the Victorian hot water rebate
  • Only 2 years on the electrical and refrigeration parts, the shortest here
  • Quantum publishes no labour warranty term
  • The product pages and the 270L data sheet disagree on the minimum operating temperature (-10C against -15C)
  • 50 dB on the 150L and 200L

Available Rebates for Quantum in Palmerston

Federal

Small-scale Technology Certificates (STCs)

Applied as a point-of-sale discount by your installer. Value varies by system type and climate zone.

$500 - $700
estimated value

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All brand costs in PalmerstonFull Quantum review

Heat pump guides for the Northern Territory

Quantum in Palmerston - Frequently Asked Questions

How much does a heat pump hot water system cost in Palmerston?
A heat pump hot water system in Palmerston costs between $2,700 and $4,800 fully installed after all available rebates. Before rebates, expect to pay $3,300 to $5,400. The final price depends on the brand, tank size, and complexity of your installation.
What rebates are available for heat pump hot water in Palmerston?
Palmerston residents can access federal Small-scale Technology Certificates (STCs) worth $500-$700 as a point-of-sale discount. These rebates are typically applied by your installer at the point of sale.
Are heat pumps efficient in Palmerston's climate?
Palmerston has a mild temperate climate with cool winters. Heat pumps work well in this climate zone but will see some efficiency reduction during cold winter mornings (below 5C). Split system models with CO2 refrigerant (Sanden, Reclaim) maintain better performance in cold conditions than integrated R134a models. A typical household of 3-4 people will spend $200-$400 per year running a heat pump, compared to $800-$1,200 for gas or $1,200-$1,800 for electric storage.
How long does a heat pump installation take in Palmerston?
A standard heat pump hot water installation in Palmerston takes 3-5 hours for a straightforward replacement. If you're converting from gas, it may take a full day as the installer needs to connect new electrical circuits and potentially modify plumbing. Metro installers typically have availability within 1-2 weeks.
What size heat pump do I need for my Palmerston home?
For Palmerston in climate zone 1: 1-2 people need a 150-170L tank, 3-4 people need a 250-315L tank, and 5+ people should consider a 315-400L tank. Your warmer climate means the heat pump recovers quickly, so standard sizing works well.
Which heat pump brand is best for Palmerston?
In Palmerston's warm climate (zone 1), all heat pump brands perform excellently. Budget models like iStore and Midea deliver strong COP ratings year-round in warm conditions, making them excellent value. If budget allows, Daikin offers the best warranty (10 years parts and labour) and Rinnai's AR series is Australian-made (qualifying for the higher VIC rebate tier).
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