ESS New South Wales Commercial

ESS Commercial (F16/F17) ESC Calculator

Review the number of Energy Saving Certificates (ESCs) eligible for approved products on the IPART Registry for commercial HPWH activities F16 and F17.

How to use: Find your product on the IPART ESS Registry under Activity F16 or F17. Note the ESC value for your activity and climate zone, enter it below, and this calculator gives total ESCs and estimated value.

Activity Type

Activity F16 — HPWH replacing existing hot water system

Commercial heat pump water heater replacing an existing gas or electric hot water system.

Activity F17 — New HPWH installation

New commercial heat pump water heater installation with no existing hot water system being replaced.

NSW Climate Zone

Select the climate zone matching the installation location.

ESCs per Unit (from IPART Registry)

ESC count for activity F16, average zone, from IPART Registry.

Number of Units

ESC Price ($/ESC)

Check the ESS market for current ESC pricing.

Enter the ESCs per unit from the IPART Registry to see results.

Activity F16 applies to commercial heat pump water heaters replacing existing hot water systems (gas or electric) in NSW under the Energy Savings Scheme.

Activity F17 applies to new commercial heat pump water heater installations where no existing system is being replaced.

Commercial HPWH activities typically generate significantly more ESCs than residential activities due to larger system capacities. Products must be listed on the IPART Registry to be eligible. This calculator provides an estimate only.

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