Electricity supply reliability indices
Published by Energy Commission Malaysia (ST) · Statutory body
Also known as: SAIDI · SAIFI · SARFI · system average interruption duration index · grid reliability · keandalan bekalan elektrik
About this resource
The commission's published electricity supply reliability indices for the grid: System Average Interruption Duration Index (SAIDI), System Average Interruption Frequency Index (SAIFI) and System Average RMS Frequency Index (SARFI).
What we have not verified
- The licence has not been recorded
- The update frequency has not been recorded
We record what we have confirmed and leave the rest blank rather than guessing.
Get this data
- SAIDI (interruption duration) Landing page
https://www.st.gov.my/security/system-average-interruption-duration-index-saidi
- SAIFI (interruption frequency) Landing page
https://www.st.gov.my/security/system-average-interruption-frequency-index-saifi
- SARFI (RMS frequency) Landing page
https://www.st.gov.my/security/system-average-rms-frequency-index-sarfi
- Energy Commission website Landing page
https://www.st.gov.my/
Directory notes
Verified 2026-10-04: the three index pages and the site root all respond. Coverage is Peninsular Malaysia, in line with the commission's statutory remit. Update frequency is not recorded.
Related resources
- Renewable energy capacity statistics — Sustainable Energy Development Authority Malaysia