PumpSwap

Emerald Heat Pump Hot Water in Melbourne CBD, VIC

AustraliaClimate Zone 6

Looking at a Emerald heat pump for your Melbourne CBD home? Installed pricing for Emerald in VIC ranges from $2,750 - $3,750 before rebates, with an estimated $20 - $2,050 after all available Victoria rebates and federal STCs are applied. households wanting a high published efficiency and a long tank warranty without paying split-system prices.

Emerald is priced below the local average of $4,100 - $6,400, making it one of the most affordable options for households in this area. Combined with available rebates, out-of-pocket costs can be very competitive.

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.

$2,750 - $3,750
Before rebates
$20 - $2,050
After rebates (est.)
4.9
COP (efficiency)
7yr
Max warranty

PumpSwap installers who service Melbourne CBD

Installers registered with PumpSwap who take heat pump hot water jobs in Melbourne CBD include the businesses below. You do not need to ring around them. Tell us about your system and up to 3 local installers who cover your street send you a quote.

Registered means the business has signed up to quote through PumpSwap and services this area. It is not an endorsement or a licence check, so ask any installer for their licence and insurance details before you book. Not every installer supplies Emerald, so check the brand and model on each quote.

Emerald Models Available

Emerald All-In-One Pro 220L

$2,750 - $3,500
installed, before rebates
Capacity
220L
COP
4.9
Running cost
~$242/yr
STC rebate value (zone 4)
~$720
Suitable for
2-3 person household
Noise
49dB
Dimensions
1598x600x600mm
Weight
118kg

Estimated cost in Melbourne CBD after rebates: $20 - $1,800

Emerald All-In-One Pro 270L

$3,200 - $3,600
installed, before rebates
Capacity
270L
COP
4.8
Running cost
~$247/yr
STC rebate value (zone 4)
~$680
Suitable for
3-5 person household
Noise
49dB
Dimensions
1826x600x600mm
Weight
132kg

Estimated cost in Melbourne CBD after rebates: $470 - $1,900

Emerald All-In-One Pro 320L

$3,400 - $3,750
installed, before rebates
Capacity
320L
COP
5.2
Running cost
~$228/yr
STC rebate value (zone 4)
~$680
Suitable for
4-6 person household
Noise
49dB
Dimensions
2105x600x600mm
Weight
146kg

Estimated cost in Melbourne CBD after rebates: $670 - $2,050

Emerald All-In-One Select 270L

$3,050 - $3,300
installed, before rebates
Capacity
270L
COP
4.41
Running cost
~$269/yr
STC rebate value (zone 4)
~$680
Suitable for
3-5 person household
Noise
50dB
Dimensions
1970x600x600mm
Weight
144kg

Estimated cost in Melbourne CBD after rebates: $320 - $1,600

How Emerald Performs in Melbourne CBD's Climate

Very GoodClimate Zone 6 | R290 refrigerant

Emerald's R290 refrigerant is well-suited to climate zone 6. Propane (R290) holds its output in cooler conditions better than R134a does, making Emerald a strong choice for this area. Winter mornings below 5 degrees will reduce efficiency slightly, but the system recovers quickly as temperatures rise.

Noise Levels in a Metro Area

At 49dB, Emerald 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

  • Among the cheapest R290 units with a published COP above 4.8
  • Pro series carries a 7-year tank warranty, 8 if you register it
  • Two magnesium anodes on the Pro tank
  • Widely stocked, so quotes are easy to compare
  • Runs on the heat pump alone down to -7C

Cons

  • Manufacturing location is not published
  • Not on the Solar Victoria locally made list, so it earns the lower Victorian rebate tier
  • The Select series drops to a 5-year tank and 2-year labour warranty
  • Emerald quotes 39 to 40 dB from 3 metres on its web pages while the data sheets show 49 to 50 dB at 1 metre, so compare it with other brands at 1 metre

Available Rebates for Emerald in Melbourne CBD

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
State

Solar Victoria Hot Water Rebate

Victorian owner-occupiers: 50% of the purchase price up to $1,000, or up to $1,400 for an eligible locally made system. Combined household taxable income under $150,000 (reduced from $210,000 on 1 July 2026), property value under $3 million, replacing a system at least 3 years old, using a Solar Victoria registered installer. Stacks with the VEU discount and federal STCs.

$1,000 - $1,400
estimated value
Certificate

Victorian Energy Upgrades (VEU) Certificates

All Victorian households. A variable point-of-sale discount funded by energy-saving certificates (VEECs), currently up to around $630 depending on the certificate price. Stacks with the Solar Victoria rebate.

$200 - $630
estimated value

Victoria Gas Ban Affects Melbourne CBD

From 1 March 2027, if the gas hot water system in an existing owner-occupied home breaks and cannot be repaired, it must be replaced with an electric alternative; in a rental it must be replaced with a heat pump water heater. Repairs are still allowed and exemptions exist. From 1 January 2027, new homes must be built all-electric.

With 75% of Melbourne CBD homes connected to gas, switching to a Emerald heat pump now locks in current rebate levels and avoids the rush as the deadline approaches.

Compare Other Brands in Melbourne CBD

Reclaim Energy
From $6,600
View in Melbourne CBD
Sanden
From $6,500
View in Melbourne CBD
Rheem
From $3,200
View in Melbourne CBD
iStore
From $2,800
View in Melbourne CBD
Stiebel Eltron
From $3,500
View in Melbourne CBD
Chromagen
From $2,800
View in Melbourne CBD
Daikin
From $5,500
View in Melbourne CBD
Rinnai
From $3,350
View in Melbourne CBD
Midea
From $2,500
View in Melbourne CBD
Haier
From $3,000
View in Melbourne CBD
Apricus
From $3,000
View in Melbourne CBD
Quantum
From $3,250
View in Melbourne CBD
Dux
From $3,300
View in Melbourne CBD
All brand costs in Melbourne CBDFull Emerald review

Heat pump guides for Victoria

Emerald in Melbourne CBD - Frequently Asked Questions

How much does a heat pump hot water system cost in Melbourne CBD?
A heat pump hot water system in Melbourne CBD costs between $2,500 and $4,800 fully installed after all available rebates. Before rebates, expect to pay $4,100 to $6,400. The final price depends on the brand, tank size, and complexity of your installation.
What rebates are available for heat pump hot water in Melbourne CBD?
Melbourne CBD residents can access federal Small-scale Technology Certificates (STCs) worth $500-$700 as a point-of-sale discount. Additionally, Victoria offers: Solar Victoria Hot Water Rebate ($1,000-$1,400), Victorian Energy Upgrades (VEU) Certificates ($200-$630). These rebates are typically applied by your installer at the point of sale.
Are heat pumps efficient in Melbourne CBD's climate?
Melbourne CBD 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 does the Victoria gas ban affect Melbourne CBD?
From 1 March 2027, if the gas hot water system in an existing owner-occupied home breaks and cannot be repaired, it must be replaced with an electric alternative; in a rental it must be replaced with a heat pump water heater. Repairs are still allowed and exemptions exist. From 1 January 2027, new homes must be built all-electric. With 75% of Melbourne CBD homes connected to gas, this affects a significant number of households. The ban takes effect in approximately 5 months. Planning your switch to a heat pump now lets you choose the best system and installer on your timeline.
How long does a heat pump installation take in Melbourne CBD?
A standard heat pump hot water installation in Melbourne CBD 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 Melbourne CBD home?
For Melbourne CBD in climate zone 6: 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. In cooler climates like yours, sizing up one tank size is recommended to ensure adequate hot water on cold mornings.
Which heat pump brand is best for Melbourne CBD?
In Melbourne CBD's cooler climate (zone 6), CO2 refrigerant models perform best. Sanden and Reclaim Energy maintain efficiency down to -10C, while R134a models like iStore and Rheem lose efficiency below 5C. If noise is a concern (common in metro areas with close neighbours), split system models (Sanden at 38dB, Reclaim at 37dB, Daikin at 40dB) are significantly quieter than integrated units.
Free Quote
Step 1 of 5

What are you replacing?

Tap one to continue

More Heat Pump Info for Melbourne CBD

All brands cost comparison in Melbourne CBDReclaim Energy in Melbourne CBDSanden in Melbourne CBDRheem in Melbourne CBDiStore in Melbourne CBDReplace gas hot water in Melbourne CBDFind installers in Melbourne CBD