Power Adapter Dahua (12V 1A/ 2A DC) for Aqara G4/ G410

Dahua Power Adapter (12V 1A / 2A DC) for Smart Systems and Aqara G4 / G410 — steady power for your smart doorbell, gate or access system.

This reliable power adapter supplies a steady 12V to a range of smart devices, including Aqara G4 and G410 doorbells, relays, electric strikes and smart gate systems.

The Dahua 12V power adapter runs quietly and is designed to stay on around the clock. It can power smart relays and electric locks, helping your access or automation system work smoothly without interruptions.

It comes in two versions — 12V 1A and 12V 2A — so you can pick the right one for your setup, whether you need to power a single video doorbell or a complete pedestrian gate, garage door or sliding gate system.

When does it come in handy?

• When you want your Aqara G4 or G410 doorbell to stay powered without changing batteries.

• When you are installing a smart gate or electric strike and need a suitable 12V power supply.

• When you connect a relay, such as Aqara or Shelly, between the power supply and the strike so you can unlock the gate remotely.

• When you are automating a garage door or sliding gate and need a dependable 12V supply for the relay.
  

Main features

• Steady 12V DC output — suitable for doorbells, relays and electric strikes.

• Designed for 24/7 use — ideal for devices that need to stay powered all the time.

• Two versions — 12V 1A or 12V 2A — choose based on the devices you are connecting and the cable length.

• Works with 12V electric strikes — supplies enough current for quick and reliable unlocking.
  

• Built-in protection against overload, short circuits and overheating.

• Universal 100–240V input — suitable for homes, offices and other indoor installations.

• Level VI energy efficiency — uses less power, runs quietly and produces less heat.

• Easy to set up — plug it into a socket, connect your device and you are ready to go.

Why choose this adapter?

Because it can power more than just a doorbell — it works with many different 12V access and automation devices.
It gives you one reliable power source for your front door, gate or garage.

You get:

• Continuous power without relying on batteries or dealing with an unstable supply.

• A reliable 12V connection for smart relays that operate an electric strike or control a gate motor.

• Steady power that helps connected devices work properly and may reduce unnecessary wear.

• A simple installation without extra adapters or complicated equipment.

Where can you use it?

• Aqara G4 / G410 smart doorbell — keep it running continuously without changing batteries.

• Smart gate with an electric strike — the adapter powers the strike, while a relay lets you unlock it remotely.

• Garage door or sliding gate — power the relay that connects the motor to your smart home system.

• Aqara or Shelly relay — provide a steady power supply for smart access control.

• Office entrances or shared doors — reliable power for access control and security equipment.

How do you install it?

1. Choose the right version — 1A for smaller devices or 2A for setups that include a relay and electric strike.

2. Plug the adapter into the nearest 230V socket.

3. Run the 12V cable from the adapter to the device or junction box.

Tip: choose the 2A version when using a long cable or powering several devices. This helps reduce voltage drop.

The Dahua Power Adapter (12V 1A / 2A) is a practical option for all kinds of smart home setups, from video doorbells to automated gates.
Quiet, efficient and made for continuous use, it can power a relay, electric strike or Aqara device and keep everything running smoothly.