We have published version 57 of the register of solar water heaters. It is effective as of today, 1 May 2026.
The register lists solar water heaters and air source heat pump models that are eligible for small-scale technology certificates under the Small-scale Renewable Energy Scheme.
Model names in the register can differ from the marketed model name. If you can't find a particular model in the register, contact the manufacturer or retailer to find out the name of the model used on the register.