18V 3A DC Power Adapter – Video Intercom & Security Supply

$34.83 $41.20

Plug Type EU US UK AU

18V 3A Switching Power Supply Adapter – Universal DC Power for Security & AV Equipment

Power your security cameras, video intercom systems, access control panels, routers, speakers, and more with this reliable 18V 3A DC switching power adapter by Lamakoki. Featuring a compact L-type DC plug (3.5×1.35mm), wide universal input voltage, and CE certification, this adapter is a dependable solution for a broad range of low-voltage electronics at home and in professional setups.

Made in Mainland China.

Key Specifications

Input Voltage: AC 100–240V, 50–60Hz (worldwide compatible)
Input Plug: EU / US plug options
Output Voltage: DC 18V
Output Current: 3A (3000mA)
Voltage Accuracy: ±0.5% (no load)
Polarity: Centre positive (+) / Outer negative (–)
DC Cable Length: 1 metre
DC Connector: L-type, 3.5×1.35mm
Colour: Black
Certification: CE

Wide Compatibility

This versatile adapter is suitable for a wide variety of devices, including:

Video intercom & access control systems
Security cameras & monitoring equipment
Wireless routers & ADSL modems
Speakers, stage lighting & audio/video equipment
TV boxes, mini TVs & mobile DVD players
Game consoles, MP3/MP4 players & small table lamps
Mobile hard drives & charging equipment
Controllers & other compatible household electronics

Safety & Usage Guidelines

Do not exceed the rated input voltage or output current range.
Never short-circuit the output interface.
Ensure adequate heat dissipation and ventilation during use. If the adapter becomes excessively hot, discontinue use and investigate the cause.
Do not use in humid or high-temperature environments.

Frequently Asked Questions

Q: Is this 18V 3A power adapter compatible with both EU and US outlets?

A: Yes. This switching power adapter accepts universal input voltage of AC 100–240V at 50–60Hz, making it compatible with power outlets in most countries worldwide, including EU and US plug configurations.

Q: What is the DC connector size on this power supply adapter?

A: The DC output connector is an L-type plug measuring 3.5×1.35mm, with centre-positive (+) and outer-negative (–) polarity. Always verify your device's connector size and polarity requirements before use.

Q: Can I use this adapter for my video intercom or access control system?

A: Absolutely. This 18V 3A DC adapter is specifically designed to be compatible with video intercom systems, access control panels, security cameras, and a wide range of other 18V DC-powered devices requiring up to 3A of current.

Q: Is this power supply safe to use continuously?

A: This CE-certified switching power adapter is built for stable, reliable operation. Always ensure proper ventilation around the unit, keep it away from moisture and high temperatures, and never exceed its rated output specifications to maintain safe operation.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.