A standard 2.1mm barrel plug connector for DC power applications. This female line connector features solder terminals for secure, permanent connections to your power cables.

The 5.5mm outer / 2.1mm inner diameter is the most common DC power connector size, compatible with a wide range of power supplies, battery packs, and electronics projects.

Key Features

• Standard Size – 5.5mm outer × 2.1mm inner diameter fits most DC power supplies
• Solder Connection – Secure attachment via solder tags
• Durable Construction – Plastic housing with metal contacts
• Line Mount – Designed for inline cable connections

Specifications

• Inner Diameter: 2.1mm
• Outer Diameter: 5.5mm
• Barrel Length: 9.5mm
• Connector Type: Barrel Plug / DC Power Plug
• Attachment Method: Solder Tag
• Housing Material: Plastic
• Contact Material: Metal

Ideal For

• Arduino and microcontroller projects
• LED strip power connections
• Custom power cable assemblies
• Repair and replacement of damaged connectors

Package Contents

• 1× 2.1mm DC Power Line Female Connector