19V 3A Universal Power Adapter DC 5.5×2.1mm – Monitor

$48.10 $56.91

Plug Type AU UK US EU

19V 3A Universal Desktop Power Adapter – DC 5.5×2.1mm

Power your monitor, router, speaker, or other DC-powered devices with confidence. This lamakoki 19V 3A switching power adapter delivers stable, regulated DC output with ±0.5% voltage accuracy — keeping your equipment running smoothly and efficiently. Compatible with a wide range of household and portable electronics, it's the reliable replacement or spare adapter you've been looking for.

Key Specifications

Input Voltage: AC 100–240V, 50–60Hz (worldwide compatible)
Output Voltage: DC 19V
Output Current: 3A (57W)
Output Voltage Accuracy: ±0.5% (no load)
DC Interface: 5.5×2.5mm & 5.5×2.1mm (dual-compatible tip)
Polarity: Inside positive (+) / Outside negative (−)
AC Cable Length: 1 metre
DC Cable Length: 1 metre
Plug Options: EU / US / UK / AU
Colour: Black
Certifications: CE, RoHS, UL, KC

Wide Device Compatibility

This adapter is suitable for a broad range of 19V DC-powered equipment, including:

Desktop computer monitors & security/surveillance cameras
Wireless routers & ADSL modems
Audio speakers & stage lighting systems
Mini TVs, TV boxes & mobile DVD players
Game consoles, MP3/MP4 players & small desk lamps
Mobile hard drives & charging equipment
Telephones, controllers & other household/portable electronics

Safety & Usage Precautions

Do not exceed the rated input voltage or output current range.
Never short-circuit the output interface.
Ensure adequate ventilation around the adapter during use. If it becomes excessively warm, disconnect and inspect before continuing.
Do not use in humid or high-temperature environments.

Made in Mainland China.

Frequently Asked Questions

Q: Is this 19V 3A power adapter compatible with international outlets?

A: Yes! The lamakoki 19V 3A adapter accepts a universal input of AC 100–240V at 50–60Hz, making it compatible with outlets in North America, Europe, the UK, Australia, and most other regions worldwide. Multiple plug types (EU, US, UK, AU) are available.

Q: What DC connector size does this adapter use?

A: This adapter comes with a dual-compatible DC tip that fits both 5.5×2.5mm and 5.5×2.1mm barrel connectors, covering the most common sizes used by monitors, routers, speakers, and similar DC-powered devices.

Q: Is this adapter safe to use with my computer monitor?

A: Absolutely. The adapter is CE, RoHS, UL, and KC certified, and features tight output voltage accuracy of ±0.5%, ensuring stable, clean power delivery to your monitor or other sensitive electronics. Always verify your device requires 19V DC at 3A or less before connecting.

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.