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Hot Water System Prices Australia

Prices include GST. Licensed plumber required for all installations. STCs (government rebates) may apply for solar and heat pump systems.

12 service types5 cities with data

Hot Water System Prices by Type — Australia

Prices include GST. Licensed plumber required for all installations. STCs (government rebates) may apply for solar and heat pump systems.

ServiceUnitFromAverageUp to
Electric Storage 50L

Supply and install 50L electric storage hot water system

/installed$800$980$1,200
Electric Storage 80L

Supply and install 80L electric storage hot water system

/installed$900$1,100$1,350
Electric Storage 160L

Supply and install 160L electric storage hot water system

/installed$1,100$1,380$1,700
Electric Storage 250L

Supply and install 250L electric storage hot water system

/installed$1,300$1,600$2,000
🔥Gas Storage Hot Water

Supply and install gas storage hot water system

/installed$1,200$1,650$2,200
🔥Gas Instantaneous / Continuous Flow

Supply and install gas continuous flow hot water system

/installed$1,500$1,950$2,500
☀️Solar Hot Water System

Supply and install solar hot water system with panels and tank

/installed$2,800$3,900$5,500
🌡️Heat Pump Hot Water

Supply and install heat pump hot water system

/installed$3,000$3,850$5,000
🔧Tempering Valve Installation

Supply and install tempering valve (required in most states)

/installed$150$230$350
🔨Hot Water System Repairs

Diagnose and repair existing hot water system

/call$150$280$450
⚙️Anode Rod Replacement

Replace sacrificial anode rod to extend tank life

/each$250$360$500
🌡️Thermostat Replacement

Supply and replace hot water thermostat

/each$200$300$450

Hot water systems in Australia range from $150 for basic repairs or small electric units to $5,500 for solar or premium systems. Prices include GST. Licensed plumber required for all installations. STCs (government rebates) may apply for solar and heat pump systems.

The most common types in Australia are hot water systems. Options include electric storage tanks, gas storage, gas instantaneous/continuous flow, heat pump, and solar thermal systems. Each has different upfront cost, running cost, and efficiency profiles.

Yes. Prices include GST. Licensed plumber required for all installations. STCs (government rebates) may apply for solar and heat pump systems. Hot water system installation involves plumbing connections, pressure relief valves, and often electrical or gas connections — all of which require licensed tradespeople.

Heat pump water heaters in Australia typically cost $3,000–$5,000 installed. They use 60–75% less energy than standard electric storage units, with payback periods of 4–8 years depending on your electricity rate and climate.