Commissioning & off-grid

AS/NZS 4509

Stand-alone power systems: design and installation of off-grid systems.

Sources listedReviewed July 2026Source: Standards Australia / NZOur methodology

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What does AS/NZS 4509 cover?When does AS/NZS 4509 apply on a job?How does AS/NZS 4509 relate to the other standards?

Applies to

Off-grid (stand-alone) power systems.

Published by

Standards Australia / NZ

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How it meets the others

Applies alongsideAS/NZS 5033Stand-alone systems still build a PV array, so the array requirements apply off-grid too.

This page explains what AS/NZS 4509 covers and where it sits against the other standards. It does not reproduce the standard, and it is not a substitute for it. For the requirements themselves, work from the current published edition, available from the Standards Australia store. Compliance is determined by a licensed professional working to the current edition.