DC-022B 5.5x2.1mm DC Power Jack Female Socket Panel Mount

DC-022B 5.5x2.1mm DC Power Female Jack Connector – Panel Mount Socket

The DC-022B DC Power Jack is a reliable, panel-mount female socket connector designed for a wide range of electronics projects, DIY builds, and power supply applications. With its standard 5.5mm outer diameter and 2.1mm inner diameter, this connector is compatible with the most common DC barrel plug size used in routers, CCTV cameras, LED drivers, Arduino projects, and more. The metal conductor and durable plastic insulation ensure solid electrical contact and long-lasting performance.

Made in Mainland China.

Key Features

• Model: DC-022B
• Connector Size: 5.5mm outer diameter × 2.1mm inner diameter
• Gender: Female (socket)
• Pin Configuration: 2-pin — long pin = negative (−), short pin = positive (+)
• Conductor Material: Metal
• Insulation Material: Plastic
• Rated Load: DC 30V, 0.5A
• EU LVD Voltage: Low voltage — below 50V AC or 75V DC
• Mounting: Panel mount with rear locking nut included
• Available Colors: Black, Silver
• Battery Included: No
• Wireless: No

What's in the Package?

• DC-022B Female Jack Connector(s) — quantity as selected
• Rear locking nut for secure panel mounting

Ideal For

• DIY electronics and prototyping
• Arduino, Raspberry Pi, and microcontroller power connections
• CCTV / security camera systems
• LED strips and lighting drivers
• Repair and replacement of existing DC barrel connectors

Related Products You May Like

• 10pcs 2-Pin Spring Wire Connectors – Quick Splice Lock Terminals
• 12pcs 16mm Momentary Push Button Switch 1NO Metal 2-Pin Self-Reset
• 10PCS Stainless Steel Self-Tapping Screws M2.2–M4.8 Phillips

Note: Please confirm all specifications match your requirements before purchasing. Allow ±0–2mm variance due to manual measurement. Actual product color may vary slightly from images shown.

Learn more: OSHA on eye and face protection

Frequently Asked Questions

Q: What size plug is compatible with the DC-022B 5.5x2.1mm female socket?

A: The DC-022B female jack connector is compatible with standard 5.5mm outer diameter / 2.1mm inner diameter DC barrel plugs, the most widely used size for consumer electronics power adapters, routers, CCTV cameras, and hobby electronics.

Q: What is the rated voltage and current for this DC power jack?

A: The DC-022B is rated for DC 30V at 0.5A. It is classified as a low-voltage connector (below 50V AC or 75V DC) in accordance with EU LVD standards, making it suitable for most low-voltage DC power applications.

Q: How is the DC-022B mounted on a panel?

A: This connector is designed for panel mounting. Simply drill an appropriate hole in your enclosure or panel, insert the jack, and secure it firmly with the included rear locking nut to prevent rotation or loosening during use.

Q: Which pin is positive and which is negative?

A: On the DC-022B, the short pin is positive (+) and the long pin is negative (−). Always verify polarity before connecting to your circuit to avoid damage.

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.