DC Barrel Power Jack 5.5x2.1mm Male Plug

DC Barrel Power Jack Male Plug 5.5x2.1mm Connector

The DC Barrel Power Jack Male Plug 5.5x2.1mm Connector is a widely used DC power interface designed for stable and secure power transmission in low-voltage electronic systems. This standard DC barrel plug is commonly paired with female DC jacks to deliver 12V DC power to CCTV cameras, LED strip lighting, routers, and a wide range of DIY electronics projects. Its universal 5.5x2.1mm size ensures compatibility with most power adapters and devices. Bigyan Project carefully selects this connector to support reliable power setups for both professional and home applications.

Product Specifications

Features

• Standard 5.5x2.1mm DC barrel male connector
• Stable and secure power transmission
• Durable metal conductor for consistent current flow
• PVC insulation for electrical safety
• Compact design suitable for tight installations
• Easy integration with DC power adapters

Applications / Use Cases

• CCTV security camera power connections
• Single color LED strip lighting systems
• 12V DC power adapters and extensions
• DIY electronics and prototyping projects
• Routers and networking devices
• Low-voltage home and office electronics

User Guide / How to Use

• Confirm the female DC jack is 5.5x2.1mm compatible
• Ensure the power adapter voltage matches device requirements
• Insert the male DC plug firmly into the female jack
• Verify polarity before powering the connected device
• Secure cables to avoid accidental disconnection

Frequently Asked Questions (FAQs)

• Q: Is this DC barrel plug compatible with all 12V devices?
  A: It is compatible with devices using a 5.5x2.1mm female DC jack.
• Q: Can this be used for LED strip lights?
  A: Yes, it is commonly used for powering single color LED strips.
• Q: Is this suitable for AC power connections?
  A: No, this connector is designed strictly for DC power use.
• Q: Does this support high current devices?
  A: It is intended for standard low-to-moderate current DC applications.

Challenges and Considerations

• Not compatible with 5.5x2.5mm DC jacks
• Incorrect voltage may damage connected equipment
• Loose fit may occur if the jack size is mismatched
• Not suitable for outdoor or high-moisture environments

Compatibility

• 5.5x2.1mm female DC power jacks
• 12V DC CCTV cameras
• Single color LED strips such as 3528 and 5050
• DC-powered routers and networking devices
• DIY electronics boards and modules

Future Enhancement Options

• Terminal block variants for solderless wiring
• Panel-mount male DC plug versions
• Higher current rated designs
• Reinforced strain relief options

Benefits

• Universal DC barrel size simplifies power connections
• Improves reliability of DC power delivery
• Reduces wiring complexity in electronic setups
• Ideal for professionals and DIY enthusiasts
• Trusted component selected by Bigyan Project

Conclusion

The DC Barrel Power Jack Male Plug 5.5x2.1mm Connector is an essential component for any 12V DC power system. With its standard sizing, durable construction, and wide compatibility, it offers a dependable solution for powering CCTV systems, LED lighting, and electronic projects. Bigyan Project recommends this connector for clean, stable, and efficient DC power connections.

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