EnergyAE has developed a useful set of online calculators to compare the energy certificates gained by each differed registered product on the respective registers of the Clean Energy Regulator, Victorian Energy Upgrades hot water activities, and the IPART registry.
These calculators calculate STC, VEEC, ESC for all residential & commercial heat pump water heater incentive activities. Compare certificates amongst different brands and models.
You can also choose to download the data.
Head over to the Resources page to try it out: https://www.energyae.com/resources/calculators.
These calculators are updated regularly.