English interface

Thailand household electricity estimator

Estimate a residential bill using the displayed home tariff and September–December 2026 Ft period.

ReviewedHigh-impactSeptember–December 2026 tariff data
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Residential 1.1.2 · Ft September–December 2026
Estimated bill including VATTHB 1,057.41Energy THB 909.44 · Ft THB 40.58 · service THB 38.22 · VAT THB 69.18

Preliminary calculation only; not legal, tax, accounting or financial advice. TOU, discounts, arrears, power factor and meter-specific conditions are excluded.

How to use it

  1. Confirm the displayed residential tariff, meter scope and Ft period.
  2. Enter electricity use in whole or decimal kilowatt-hours.
  3. Review the tiered energy charge, service charge, Ft and VAT breakdown.

Important limitation

The estimate does not cover TOU tariffs or every meter type, subsidy, discount and utility-specific adjustment.

The interactive form is fully localized in English.

Reviewed 2026-09-23; next review 2026-12-23.

Residential category 1.1.2 and Ft at THB 0.1623 per unit for September–December 2026 have been checked. TOU and meter-specific conditions are excluded.

Traceable review record

Review history

Site changelog

This is the recorded review history available in the repository, not an inferred release history. Dates are added only when evidence is recorded.

  1. Separated the current September–December Ft period

    Kept Ft at 16.23 satang per unit but corrected the disclosed period from a combined May–December range to the current September–December ERC period.

  2. Current review snapshot recorded

    Residential category 1.1.2 and Ft at THB 0.1623 per unit for September–December 2026 have been checked. TOU and meter-specific conditions are excluded.

    Method version: review-2026-09-23