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Detailed Product Description:

The DC Power Male Plug Jack Adapter Connector is a ubiquitous and indispensable component for a wide range of low-voltage electronics. This 5.5mm x 2.1mm barrel connector is a global standard, designed to provide a secure and reliable power connection for countless devices. The dimensions refer to the outer diameter of the barrel and the inner diameter of the central pin, respectively, ensuring mechanical and electrical compatibility with a vast number of female DC power jacks. Its robust plastic construction and simple design make it a go-to choice for hobbyists and professionals alike.

A key technical feature of this plug is its convenient design, which often includes screw terminals that eliminate the need for soldering. By simply unscrewing the outer casing, you can quickly and securely connect bare wires to the clearly labeled positive (+) and negative (-) terminals. This feature makes it a perfect tool for prototyping and field repairs. The connector is typically rated to handle DC voltages from 5V to 36V and currents up to 5A, making it ideal for powering common devices like CCTV cameras, LED strips, routers, and various DIY electronics projects.

Whether you're building a new project with a microcontroller like Arduino or simply need to replace a damaged power plug on a household device, this DC power male plug provides a straightforward, professional, and dependable solution. Its universal compatibility and ease of use make it an essential component for anyone working with low-power DC circuits.

This DC Power Male Plug Jack Adapter Connector simplifies power connections in your electronics and DIY projects. It features a standard 5.5mm x 2.1mm male DC barrel plug and a 2-pin screw terminal that accepts bare wires from a power source.

Simply insert your DC power cable wires into the screw terminals and tighten — no soldering or crimping required. It’s perfect for quick power connections to Arduino boards, LED drivers, CCTV cameras, routers, or other electronics requiring a DC input.

This connector is reusable, compact, and easy to install, making it a must-have component for makers and hobbyists.

Key Features:

• 5.5mm outer diameter, 2.1mm inner pin standard DC male plug

• Screw terminal connector – no soldering needed

• Ideal for Arduino boards, power modules, and CCTV power input

• Supports up to 12V–24V DC power supply

• Compatible with female barrel jack, power supply, or adapter

Technical Specifications:

How to Use:

1. Strip the power wire ends (~5mm).

2. Loosen the screw terminals on the adapter.

3. Insert the +ve and -ve wires into the terminal block.

4. Tighten the screws to secure the wires.

5. Plug the male jack into the female DC port of your device.

Applications:

• Arduino UNO/Nano/ESP32 power input

• CCTV camera installations

• LED strip power wiring

• Wi-Fi routers and small appliances

• DIY electronics and maker projects

Package Includes:

• 1 × DC Power Male Plug Adapter (5.5mm x 2.1mm)