The Female DC Jack Connector 2.1 mm × 5.5 mm (2 Pcs) is a set of two standard power input connectors commonly used in electronic devices and projects to provide a secure and reliable connection for DC power plugs. Each connector features a barrel-type socket with a 2.1 mm inner diameter and a 5.5 mm outer diameter, which matches the most widely used DC power adapters and cables. These connectors are ideal for use in custom enclosures, power supply circuits, battery boxes, Arduino and Raspberry Pi projects, robotics, and other applications where a user-friendly power interface is needed.

Made from durable materials including metal contacts and a plastic housing, the female DC jack ensures good conductivity and strength for repeated plug-in and removal actions. The connectors are designed with solder or PCB mount terminals, allowing them to be easily integrated into circuit boards or wiring harnesses. Using standard dimensions, the 2.1 mm × 5.5 mm female DC jack provides stable and consistent power delivery from compatible DC adapters, helping to reduce loose connections and improve overall system reliability.

Overall, this pack of two Female DC Jack Connectors is a practical and cost-effective choice for hobbyists, engineers, and makers who need a dependable power connector solution for various electronic assemblies and DIY projects.