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Articles built on official sources and calculations you can check, separating what is confirmed from what is not.
News
2026/10/25
New electricity tariff starts 1 January 2027
The Saudi Electricity Regulatory Authority announced a new tariff for all categories, with a fixed tariff by breaker size.
Articles
Tariff
What changes in the 2027 tariff?
The full before and after table with a worked example.
Read BillsHow to read your bill
Slabs, fixed charge and VAT, and why dividing by one price fails.
Read SystemsGrid-tied, off-grid or hybrid?
A decision guide in four questions.
Read RegulationNet billing: what is confirmed?
What we found in official texts, and what remains a draft or unconfirmed.
Read PumpingWhy horsepower is not enough
Sizing a pump from TDH and flow, with a full example.
Read BatteriesThe right battery capacity
Depth of discharge, efficiency and life margin, with a full example.
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