In an era of rising living costs, paying attention to electricity use at home is essential. Many worry about which appliances consume the most power and cause high bills. However, on the other hand, there are "household appliances that consume the least electricity" that we regularly use which have only a minor impact on overall electricity costs. Thairath Online takes you through the top 10 low-power appliances along with tips to use them more efficiently and save energy.
Top 10 Low-Power Appliances with Electricity Saving Tips
(Note: Power consumption varies by model, brand, and size. This ranking is based on average consumption of common household appliances.)
1. LED TV (32-43 inches) consumes about 50-70 watts
Although it has a large screen, modern LED technology is designed to be much more energy-efficient compared to older TV models.
- Electricity saving tips Reduce screen brightness to a comfortable level, set an automatic sleep timer if you watch before bed, and always unplug when not in use for extended periods.
2. Desk fan (16-inch) consumes about 45-50 watts
Fans are a common cooling device that use very little electricity compared to air conditioners.
- Electricity saving tips Use low or medium speed settings, and regularly clean the fan grill and blades since dust buildup causes the motor to work harder and consume more power.
3. Air purifier (suitable for a typical bedroom) consumes about 30-50 watts
An essential device in the era of PM 2.5 pollution, most models are designed to run continuously without high power consumption.
- Electricity saving tips Keep doors and windows closed when operating, use Auto or Sleep mode at night, and regularly clean or replace filters as recommended.
4. Laptop computer consumes about 30-50 watts
Laptops consume much less power than desktop PCs because they are designed for portability and battery use.
- Electricity saving tips Unplug when the battery is full, reduce screen brightness, and activate power-saving modes when not running high-performance programs.
5. Digital TV set-top box / Android TV box consumes about 15-20 watts
A low-power entertainment accessory, though many leave it plugged in 24/7.
- Electricity saving tips If not watching TV for a long time or when away, switch off or unplug because standby mode still consumes electricity.
6. Wi-Fi router consumes about 10-15 watts
The key device for home internet connection, running continuously but still considered very low power usage.
- Electricity saving tips Place the router in a well-ventilated, uncrowded area to reduce heat buildup. Turn off or unplug when away for several days to save power and extend device life.
7. LED light bulb consumes about 7-15 watts
Energy-saving bulbs that provide bright light while using up to 80% less power than traditional incandescent bulbs.
- Electricity saving tips Always turn off unused lights, open curtains for natural daylight, and choose bulb wattage appropriate to the room size.
8. Mobile phone/tablet charger consumes about 5-15 watts
Most chargers use very low power (except fast chargers which consume more briefly during charging).
- Electricity saving tips Unplug chargers once batteries are fully charged. Avoid leaving chargers plugged in without devices as they draw a small amount of power continuously.
9. Electric shavers / electric toothbrushes consume about 2-5 watts
Small personal devices with tiny motors that have negligible impact on electricity bills.
- Electricity saving tips Charge fully according to the manual and unplug immediately. There is no need to keep them on the charger if not used daily.
10. Digital clock (plug-in type) consumes about 1-3 watts
The smallest power consumer on this list, even when plugged in 24 hours, it hardly affects electricity costs.
- Electricity saving tips If possible, choose models with adjustable LED brightness for nighttime or battery-powered options for flexible placement.
Although these top 10 appliances are classified as "low-power household appliances" small behavior changes such as unplugging devices when not in use or regularly cleaning equipment to keep it efficient help build energy-saving habits. Combined with proper use of larger appliances, these habits can significantly and sustainably reduce your monthly electricity bills.
