Incentive calculators
Estimate the number of certificates your heat pump water heater products are eligible for under Australian federal and state incentive schemes.
SRES: Residential HPWH [STC]
Every heat pump and solar water heater on the CER Register with the Small-scale Technology Certificates it earns, across all five climate zones, for any install year to 2030.
Open calculator →VEU: Residential HPWH 1D/3C [VEEC]
Every residential heat pump water heater on the VEU Register of Products with the VEECs it creates under Activity 1D (replace electric) and 3C (replace gas), in Zones 4 and 5.
Open calculator →VEU: Commercial HPWH 44 [VEEC]
Every commercial heat pump water heater on the VEU Register of Products with the VEECs it creates under Activity 44A(i), 44A(ii) and 44A(iii), including the refrigerant credit.
Open calculator →ESS HEER: Residential HPWH D17/D19 [ESC]
Every residential heat pump water heater on the NSW ESS registry with the ESCs it creates under Activity D17 (replace electric) and D19 (replace gas), in Zones 3 and 5.
Open calculator →ESS IHEAB: Commercial HPWH F16/F17 [ESC]
Every commercial heat pump water heater on the NSW ESS registry with the ESCs it creates under Activity F16 (replace gas or electric) and F17 (new install).
Open calculator →VEU 6 / ESS D16: Air Conditioning [VEEC, ESC]
Look up any air conditioner on the GEMS Registry and see whether it clears VEU Part 6 and ESS Activity D16, what it earns in certificates, and every regulated lookup table behind the answer.
Open calculator →Need a more detailed calculation?
These calculators provide estimates based on published register data. For full AS/NZS 4234 modelling, product registration support, or optimised certificate calculations, get in touch with our team.
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HPWH lifetime cost calculator
Compare the lifetime running cost, savings and emissions of heat pump water heaters against electric storage and gas, by climate zone and household size. Running costs come from an annual AS/NZS 4234 simulation of each product’s own calibrated model, not a nameplate COP.
Commercial incentive estimator
Estimate the VEEC (Victoria) and ESC (NSW) certificate range for a 10–200 kW commercial heat pump water heater from its capacity, tank and refrigerant, shown as a typical midpoint and a P10–P90 range.
HPWH database
Specs and government rebate values for every residential heat pump water heater in the Australian market. Filter, sort by rebate and compare up to four models side by side.