Gold Copper DC Power Plug Male Connector – 4 Sizes

Gold Copper DC Power Male Connector – Reliable Power for Your Electronics

Upgrade your electronics setup with this premium copper-plated gold DC power plug jack. Available in four standard sizes — 5.5 x 2.5mm, 5.5 x 2.1mm, 4.0 x 1.7mm, and 3.5 x 1.3mm — this male connector delivers a solid, secure fit for linear power supplies, DIY electronics, audio equipment, and more. The gold-plated copper construction ensures excellent conductivity and long-lasting corrosion resistance.

Product Specifications

• Material: Copper Plated Gold
• Gender: Male
• Available Sizes: 5.5 x 2.5mm | 5.5 x 2.1mm | 4.0 x 1.7mm | 3.5 x 1.3mm
• Color: Gold
• Item Type: DC Power Connector / Plug
• Application: Linear power supplies, electronics, DIY projects, audio systems
• Package Includes: 1 x DC Power Plug
• Made in Mainland China

Why Choose This DC Power Connector?

• ✅ 100% Brand New & High Quality — fresh stock, no refurbished parts
• ✅ Gold-Plated Copper Construction — superior conductivity and corrosion resistance
• ✅ Multiple Size Options — choose the exact barrel size that matches your device
• ✅ Universal Compatibility — fits standard DC barrel jack sockets used in a wide range of electronics
• ✅ Secure Fit — firm insertion ensures stable power connections with minimal signal loss

Important Notes

• Product photos may not reflect actual size — please refer to the size specifications above when selecting your variant.
• Please allow ±5–10mm tolerance due to manual measurement.
• Due to monitor color variations, the actual product color may differ slightly from images shown.

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Frequently Asked Questions

Q: What sizes are available for this DC power plug connector?

A: This copper-plated gold DC power plug is available in four standard barrel sizes: 5.5 x 2.5mm, 5.5 x 2.1mm, 4.0 x 1.7mm, and 3.5 x 1.3mm. Please select the size that matches your device's DC jack socket before purchasing.

Q: What material is this DC power connector made from?

A: This male DC power connector is made from copper with a gold plating finish. The copper core provides excellent electrical conductivity, while the gold plating adds corrosion resistance and helps maintain a stable, reliable connection over time.

Q: What devices or applications is this DC plug compatible with?

A: This connector is compatible with a wide range of devices that use standard DC barrel jacks, including linear power supplies, DIY electronics projects, audio and radio equipment, security cameras, LED drivers, and various hobby electronics. Choose the correct size to ensure a proper fit.

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.