10-Pack DC 5.5x2.1mm Male & Female Power Cable Connectors

10-Pack DC Barrel Cable Connectors – 5.5mm x 2.1mm Male & Female

Keep your LED strip lights, security cameras, and DC-powered projects running with confidence. This 10-piece set of 5.5mm x 2.1mm DC barrel power cable connectors includes both male and female plugs, delivering a secure and reliable connection for a wide range of low-voltage applications. Made in Mainland China.

Why Choose These DC Connectors?

• Pure Copper Stranded Wire: 100% copper wire construction ensures low heat generation and efficient power transmission — no signal loss, no overheating.
• Pre-Tinned Copper Connectors: The tinned, flame-retardant copper joints make soldering fast and easy, creating strong, lasting connections every time.
• High-Quality PVC Insulation: Arc-extinguishing PVC molding provides thicker, more durable insulation for added safety and longevity.
• Handles Up to 5A / 60W: Rated for 1V–38V transmission and up to 5A (at 12V) and 60W maximum power — ideal for LED strips and surveillance systems.
• Universal Standard Size: 5.5mm outer diameter, 2.1mm inner diameter — the industry-standard DC barrel connector size compatible with most power adapters and DC-powered devices.
• DIY-Friendly Design: Simple plug-and-play or solder installation makes these connectors perfect for hobbyists, electricians, and home improvement enthusiasts.

Technical Specifications

• Cable Length: 15 cm (approx. 6 inches)
• Plug Size: OD 5.5mm / ID 2.1mm
• Transmission Voltage: 1V – 38V
• Maximum Current: 5A (at 12V)
• Maximum Power: 60W
• Wire Material: 100% pure copper stranded wire
• Insulation Material: High-quality PVC (arc-extinguishing, flame-retardant)
• Connector Material: Tinned copper, flame-retardant
• Country of Origin: Made in Mainland China

What's in the Box?

• 10 x Male DC Power Cable Connectors (5.5x2.1mm)
• 10 x Female DC Power Cable Connectors (5.5x2.1mm)

Compatible With

• 3528 & 5050 LED Strip Lights
• CCTV / Security Surveillance Camera Systems
• Power Adapters & Power Boxes
• Party & Event Lighting
• General DC-Powered DIY Electronics Projects

For more information on electrical safety for low-voltage DC wiring, visit the U.S. Consumer Product Safety Commission (CPSC).

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Learn more: DC connector

Frequently Asked Questions

Q: What is the connector size and are these standard DC barrel connectors?

A: Yes! These are the industry-standard 5.5mm outer diameter / 2.1mm inner diameter DC barrel connectors used in the vast majority of power adapters, LED drivers, and CCTV power supplies. They will fit any device that uses the standard 5.5x2.1mm DC power interface.

Q: Are these connectors compatible with 3528 and 5050 LED strip lights?

A: Absolutely. These DC cable connectors are fully compatible with 3528 and 5050 LED strip lights, as well as most other 12V or 24V LED lighting systems that use a standard DC barrel connector for power input.

Q: Do I need to solder these connectors, or are they plug-and-play?

A: These connectors are designed to be easy to use both ways. The pre-tinned copper tips make soldering simple and secure for permanent installations. They can also be used as plug-and-play connectors when connecting to compatible power adapters and DC power boxes without soldering.

Q: How many connectors are included in the pack?

A: The pack includes 10 male DC power cable connectors and 10 female DC power cable connectors — 20 connectors in total, giving you excellent value for multi-device or large-scale LED lighting setups.