Your Thai Electricity Guide For Households, 2026
Everything a Thai household or everyday consumer needs to understand their electricity bill, know exactly what they're paying for, and actually save money — every topic linked from one guide.
A Thai home electricity bill has 4 main parts: (1) the energy charge (baht per unit), (2) the Ft, adjusted every 4 months — currently 0.1623 THB/unit, (3) a monthly service charge, and (4) 7% VAT. The residential average is around 3.95 THB/unit. This guide pulls it all together: see how many baht per unit, understand what the Ft is, and if your home is on a TOU meter, see the TOU on/off-peak schedule to plan around the cheap hours.
What's on Your Home Electricity Bill
Before you can cut your bill, you need to know what you're paying for. A Thai home bill (from the MEA in Bangkok–Nonthaburi–Samut Prakan, or the PEA in other provinces) has 4 main parts:
1. Energy charge
Based on the number of units (kWh) you use × the per-unit rate. Most homes pay a stepped/tiered rate (the more you use, the higher the per-unit price climbs). See the full rates at how many baht per unit 2026.
2. The Ft (variable charge)
A fuel cost that rises and falls every 4 months with gas/LNG prices. The current period (May–Aug 2026) is 0.1623 THB/unit, multiplied across every unit you use. Read what the Ft is and who sets it.
3. Monthly service charge
A fixed fee per month (about 24.62–33.29 THB/month for residential), independent of how many units you use.
4. VAT (7%)
7% applied to the total (energy + Ft + service charge) as the final line of the bill.
Pick the Electricity Topic You Need
This guide breaks down into a dedicated page per topic so each can go deep — read whichever you need. Every page is kept current to the latest period:
How Many Baht Per Unit (2026)
Per-unit electricity rates for every user type (home/business), including Ft and VAT — open the per-unit page.
TOU On/Off-Peak Schedule 2026
When power is cheap vs expensive, the full MEA & PEA time schedule, and a real saving example — open the TOU schedule.
How to Calculate Your Bill 2026
The home bill formula broken down step by step — tiered energy + Ft + service charge + 7% VAT, with a 300-unit example — open the bill calculation guide.
Rental Electricity + Tenant Rights 2026
How many baht per unit for rental rooms/dorms/condos, and the law (กกร.) that stops landlords charging above the utility rate — open the rental electricity page.
What Is the Ft Charge
What the variable fuel charge is, who sets it, how it adjusts and why your bill moves — open the Ft page.
Current Tariff (Full Table)
The full current tariff page — all PEA/MEA user types in one place, with a calculator — open the current tariff page.
How to Apply for a TOU Meter (PEA/MEA) 2026
Want to switch to a TOU meter? See eligibility, the PEA/MEA application steps, the cost, and a decision guide on whether it pays off for your home — open the TOU-meter application guide.
Agricultural Electricity Rate 2026
How many baht per unit the agricultural rate is, who qualifies for the agricultural (water-pumping) class, and how to apply for a farm connection with the PEA — open the agricultural rate page.
Home Solar & Selling Back (Net Metering)
Can home rooftop solar sell excess power back, and what are the rules in Thailand — open the net metering page.
5 Home Power-Saving Tips That Actually Work
Cutting your bill is more than switching off lights. Here's what actually moves the needle in a typical Thai home:
Set the AC to 26°C and clean it twice a year — the AC is the No.1 power hog in most homes; every 1°C lower adds roughly 10% to its consumption, and a clogged unit burns far more.
Switch the whole house to LED — LEDs use 80–90% less power than incandescent/halogen bulbs and last many times longer, so they pay for themselves quickly.
Unplug idle appliances (kill phantom load) — TVs, set-top boxes and chargers left plugged in draw standby power 24/7, which can add up to several hundred baht a year.
If you use a lot of off-peak power, consider a TOU meter — if your household runs heavy loads late at night/on weekends, a TOU meter can be cheaper than a normal one because off-peak rates are low. See the TOU schedule to check if it pays off.
Add rooftop solar if you use lots of daytime power — homes occupied during the day (work-from-home/elderly) can self-generate at midday and cut the units bought from the grid. Pair it with net metering / selling back.
About this guide
Compiled by the CapSolar team, led by Frank Lee (Founder). The rates, Ft figures and TOU schedules on every page are checked against official sources (ERC/MEA/PEA) and kept current. This guide is general information, not personal advice — always confirm with your local electricity authority.
FAQ
Pick the Electricity Topic You Need
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