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Black rectangular AC adapter with wall plug and DC barrel connector

BASEUS

BASEUS 12V 2A AC Adapter Black

SKU CH-ECAQ-W0MJP

Converts 100-240 V AC to 12 V DC at up to 2 A with a 5.5 mm barrel plug and screw-terminal adapter included

  • TypeAC Adapters
  • Universal 100-240 V input works worldwide
  • 12 V 2 A output delivers up to 24 W
  • Compatible with devices drawing 1.1 A to 2 A
  • 5 mm × 2.1-2.5 mm barrel plug fits many DC 12 V units
  • Screw-terminal DC connector allows wiring without soldering

12 V 2 A adapter for low-power DC devices

This 12 V 2 A AC adapter converts 100-240 V mains input into a regulated 12 V DC output rated at 24 W. It is intended for devices that draw less than 2 A such as LED strips, routers, security cameras, CCTV systems, LCD monitors, digital pianos and 3D printers. The unit ships with a female DC barrel connector for screw-terminal wiring without soldering. Polarity is centre-positive with a 5.5 mm outer diameter and 2.1-2.5 mm inner diameter.

Input range and output ceiling

The adapter accepts AC 100-240 V at 50/60 Hz, making it usable on mains supplies worldwide without a separate voltage selector. Maximum continuous output is 2 A or 2000 mA at 12 V, equating to 24 W. It will not safely power any device whose current draw exceeds 2 A or whose total power requirement surpasses 24 W. The supply cannot charge batteries and is explicitly incompatible with laptop power inputs.

Plug fit and wiring check

Installation is straightforward: verify that the device requires 12 V DC with centre-positive polarity, then match the 5.5 mm by 2.1-2.5 mm barrel dimensions before connecting. The included female connector allows wire termination by screw terminals, removing the need for soldering. Most issues arise from mismatched plug size, reversed polarity or attempting to run a load above the 2 A limit, which will cause the adapter to shut down or overheat.

Highlights

  • Universal 100-240 V input works worldwide
  • 12 V 2 A output delivers up to 24 W
  • Compatible with devices drawing 1.1 A to 2 A
  • 5 mm × 2.1-2.5 mm barrel plug fits many DC 12 V units
  • Screw-terminal DC connector allows wiring without soldering

Specifications

TypeAC Adapters

Questions about this item

Which output current version should I pick for a device rated at 1.5 A?

The adapter supplies up to 2 A, so it will safely power any 12 V device drawing 1.5 A or less.

What does the 24 W rating mean when the unit is plugged into a CCTV camera?

It is the maximum continuous power the adapter can deliver; the camera will only draw the watts it actually needs.

What does the 5.5 mm × 2.1–2.5 mm barrel connector limit in practice?

It fits devices with a matching 5.5 mm outer and 2.1–2.5 mm inner diameter, centre-positive polarity.

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