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Hot Water System Cost in Baldivis, WA: Heat Pump Prices & Rebates

Replacing a gas or electric hot water system in Baldivis? This guide covers heat pump pricing, because Western Australia rebates can make a heat pump one of the cheapest systems to run and cut the upfront cost sharply.

There are 105 plumbing and electrical businesses within 25km of Baldivis. You do not need to ring around them. Tell us about your system and up to 3 who cover your street will send you a quote.

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$2,300 - $4,500
After rebates
$2,800 - $5,200
Before rebates
$500 - $700
Total rebates available
38%
Homes with gas

Hot water system cost in Baldivis by type (2026)

The short version for Baldivis: an electric or gas unit is cheaper to buy, a heat pump is cheaper to own, and only heat pumps and solar attract rebates.

SystemInstalled, before rebatesRebatesRunning cost a year
Electric storage$800 - $2,500None$1,200 - $1,800
Gas storage$1,200 - $3,500None$800 - $1,200
Gas continuous flow$1,500 - $3,000None$800 - $1,200
Solar hot water$4,000 - $7,500Federal STCs$150 - $400
Heat pump in Baldivis$2,800 - $5,200$2,300 - $4,500 after rebates$200 - $400

Electric, gas and solar: national installed prices from Tempco Energy 2026 installation cost guide and What's The Damage hot water cost index (September 2026), checked September 2026. Heat pump: PumpSwap pricing data for Baldivis. Running costs are typical household figures; yours depend on tariff and usage.

Worked example for Baldivis: a mid-range heat pump quoted at about $4,000 installed comes to about $3,400 once federal STCs are taken off, for households that qualify. Climate zone 5 sets the STC count, so your own quote will differ.

Baldivis's warm temperate climate with moderate seasons suits heat pumps well: near-rated efficiency most of the year, with a small dip on cold mornings. Installed prices in Baldivis currently sit above the state average.

Baldivis is a well-established suburb in the Western Australia metropolitan area and one of the busier heat pump markets in the state.

Baldivis sits above the Western Australia average for installation costs. This typically reflects larger homes, more complex installations, or a preference for premium brands in the area.

Available Rebates in Baldivis

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

Heat pump guides for Western Australia

Recommended Brands for Baldivis

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Frequently Asked Questions

How much does a heat pump hot water system cost in Baldivis?
A heat pump hot water system in Baldivis costs between $2,300 and $4,500 fully installed after all available rebates. Before rebates, expect to pay $2,800 to $5,200. The final price depends on the brand, tank size, and complexity of your installation.
What rebates are available for heat pump hot water in Baldivis?
Baldivis 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 Baldivis's climate?
Baldivis has a warm temperate climate with moderate seasons. This climate zone offers good year-round heat pump performance. Moderate winters mean only a small seasonal efficiency drop. Most standard heat pump models will perform to specification. 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 Baldivis?
A standard heat pump hot water installation in Baldivis 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 Baldivis home?
For Baldivis in climate zone 5: 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 Baldivis?
Baldivis sits in climate zone 5, where all major brands perform well. For best value, iStore or Rheem offer competitive pricing with reliable performance. For premium quality, Sanden (best efficiency, CO2 refrigerant) or Daikin (10-year warranty, cold weather champion) are worth the extra investment. Rinnai has the widest installer network in metro areas, making service convenient.

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Heat Pump Hot Water Costs Across Western Australia

Compare installation costs in other Western Australia suburbs, or see the Western Australia cost guide for the statewide picture, or the national guide to heat pump hot water cost in Australia.