Here are the inverters we support with instructions on how to grant Rewatt access to them:

  • SolarEdge: Provide site API key
  • Fronius: Share guest access
  • Enphase: Provide API access
  • SMA: Only users with EnnexOS access. We do not currently support
  • Huawei LocusNet: Enter username/password
  • Huawei SolarNoc: Not supported
  • REFUsol: Enter username/password
  • AP Systems: Enter username/password
  • Cachelan: Email us at so that you can be added to our Cachelan partner account.

If your inverter type is not listed, please email us at to discuss the options.

There are four kinds of documents requested for the application:

Proof of Site and Equipment Ownership (provide one or more):
  • Equipment purchase invoice, including detailed equipment list (preferred)

  • Equipment lease agreement (if available)

  • Equipment list

  • Signal Line Diagram (optional)

Proof of Connection to Grid (provide one or more):
  • Microgeneration, interconnection, or operating agreement

  • System commissioning report

  • Final electrical inspection report

Proof of Installation (provide all):

  • Photo(s) of inverter and its serial number

  • Photo(s) of your solar panels installed

Proof of Environmental Credits Ownership (if applicable):

  • Grant, rebate, or funding agreement (if you have received government funding for your site) Check eligibility list here.

  • Equipment lease agreement (if you are leasing)

Part of the process to generate credits includes an annual audit. Sites maybe selected for annual audit by a third party verifier. If your site is selected for an audit, you will be contacted by the verifier to complete a 10 to 15 minute virtual walkthrough of your system.