AU EnergyApril 3, 2026 · 8 min read · Australia
Electric Hot Water Cost Australia Per Day & Year — Heat Pump Alternative
An electric hot water system costs A$2.50-4.00/day (A$900-1,460/year) in Australia. A heat pump hot water system uses 1/3 the electricity. Government rebates of A$1,000+ available.
Standard electric (3.6kW element): A$3.50/day at 30c/kWh
Standard electric (3.6kW element): A$3.50/day at 30c/kWh
Controlled load tariff (16-20c off-peak): A$1.80-2.40/day
Controlled load tariff (16-20c off-peak): A$1.80-2.40/day
Heat pump hot water: A$0.80-1.20/day
Heat pump hot water: A$0.80-1.20/day — 65-75% cheaper
Government rebates: STC certificates save A$800-1,200 on heat pump
Government rebates: STC certificates save A$800-1,200 on heat pump
Annual savings switching to heat pump: A$700-1,000
Annual savings switching to heat pump: A$700-1,000
Disclaimer: For educational reference. Consult a licensed professional.