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How to understand the energy-saving and environmental protection issues of power adapters?

Industry information | Feb 27 - 2020

Today, Shenzhen Giant PC Technology Co., Ltd., a power adapter manufacturer, will explain to you 6 energy-saving and environmental protection issues of power adapters:

“1. What is standby power consumption?”

When electrical equipment such as digital TV set-top boxes, DVDs, LCD monitors, and mobile phone chargers are plugged into the wall socket, even if these products are in an idle state, if the socket switch is not turned off, they are still consuming power. Consumers often think that these devices are turned off, when in fact, these devices are just in standby mode, they are still drawing power.

For example, when you use the remote to turn off the DVD player, the DVD player is still consuming power in standby or sleep mode because the power inside the DVD player is still on and powering the remote receiver. Although the remote control receiver consumes negligible power (approximately 0.1W), power supplies with low conversion efficiency technologies such as linear power adapters are not smart enough to reduce power consumption during standby, often resulting in wasted power of a few watts. This is what we call standby power consumption.

“2. What is no-load power consumption?”

When electrical equipment such as digital TV set-top boxes, DVDs, LCD monitors, and mobile phone chargers are plugged into the wall socket, even if these products are in an idle state, if the socket switch is not turned off, they are still consuming power. Consumers often think that these devices are turned off, when in fact, these devices are just in standby mode, they are still drawing power.

For example, a mobile phone charger plugged into a wall outlet draws power even though it is not connected to the phone. Linear chargers can consume 0.8 W to 2 W even when disconnected from the phone.

“3. What is no-load power consumption?”

All devices with external power adapters or chargers, remote controls, or clock displays require standby power. Strictly speaking, all electronic products need to be plugged into the wall socket, such as TV sets, DVDs, air conditioners, mobile phone chargers, lights, monitors, cordless phones, cable TV set-top boxes, satellite TV decoders, radios, faxes Machines, copiers, printers, modems, audio amplifiers, industrial control devices and motor control devices, etc.