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M METERXITY DC Power Jack Review: Reliable PCB-mount Connectors?

M METERXITY 5-Pack 3 Pin DC-005 Power Jack 5.5 x 2.1mm PCB Mount Female Nickel Plating Process for Media Player/Laptop Socket Jack Plug Female Socket Connector DC Power Jack
4.7
[Wide Compatibility]  Fits media players, laptops, car audio, AV equipment, PDAs, DVDs and other audio-visual devices.
[Durable PCB Mount]  Pure copper, nickel-plated socket endures up to 5,000 insertion and extraction cycles.
[Standard 5.5×2.1mm Size]  Three-pin DC jack; package includes five PCB-mount female plugs.
[Reliable Elastic Contacts]  Elastic terminal design ensures stable, consistent electrical contact between connected devices.
[Check Pin And Voltage]  Verify pin configuration and voltage compatibility before installation; follow proper safety precautions.
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Electronics replacement parts designed to restore reliable barrel power connections for AV and small appliances. Confidence for hobbyists and technicians who need dependable, repeatable sockets during repairs and builds. Does the M METERXITY DC Power Jack match workshop needs for durability and compatibility?

⚡ At a Glance
  • Connection Reliability: Elastic contact terminal helps maintain steady electrical contact under movement
  • Best for: Electronics hobbyists and repair technicians replacing worn DC sockets
  • Not ideal for: Applications that require waterproof or high-voltage certified connectors

Three-pin PCB-mounted DC jack in a five-piece pack, sized 5.5 x 2.1mm. Nickel-plated pure copper contacts with an elastic terminal design aim to improve consistency and mechanical life.


Stable Power Connection - with nickel-plated pure copper contacts

Contacts are made from pure copper and receive a nickel-plating finish, which improves conductivity and resists surface corrosion. The contact terminal uses an elastic structure to maintain pressure and reduce intermittent connections over time.

Reliable electrical contact reduces dropouts during normal use, so media players and AV equipment keep steady power. Suitable for repeated plugging and unplugging without frequent failures.

Straightforward PCB Integration - thanks to the 3-pin PCB mount form

A three-pin layout designed for PCB mounting secures the socket mechanically and electrically to the board, simplifying soldering and alignment. The female socket sits flush with common board layouts used in small appliances and AV gear.

Quick to fit during repairs or prototype builds, keeping boards neat and mechanically stable. Saves time for technicians replacing faulty jacks.

Pack Convenience for Repairs and Projects - with a five-piece supply

The package includes five identical PCB-mounted female jacks, enabling multiple replacements or spares for projects. Consistent manufacturing across the pack reduces variation between units.

Handy for workshops and hobbyists who need several spares or are working on multiple devices. Reduces the need to source single units for each repair.

✨ The 4 Key Reasons for M METERXITY DC Power Jack
  1. Nickel-plated pure copper contacts - Reduce corrosion and maintain conductivity over thousands of insertions.
  2. 5,000 insertion cycles rating - Provide long service life for regular maintenance and daily plugging.
  3. 3-pin PCB mounting - Allow secure soldering, neat board layout, and improved mechanical stability.
  4. 5-pack bundle - Supply multiple spares, ideal for prototyping and bulk repairs.
📋 Technical Details at a Glance
  • Category: Electronics
  • Connector type: DC power jack
  • Mounting: PCB mount female
  • Pin count: 3-pin
  • Barrel size: 5.5 x 2.1mm
❓ Frequently Asked Questions

Q: Are these jacks compatible with standard 5.5 x 2.1mm barrels?

A: Yes, the listed barrel size is 5.5 x 2.1mm, which matches standard DC barrel plugs used on many AV and small appliance devices.

Q: How many jacks are included in the package?

A: The pack contains five PCB-mounted female DC jacks, supplied for multiple replacements or projects.

Q: How durable are the contact terminals?

A: Contacts are pure copper with nickel plating and an elastic terminal design, rated for around 5,000 insertion and extraction cycles, designed to maintain stable contact.

🏆 Our Verdict

The M METERXITY DC Power Jack suits hobbyists and technicians who need reliable, replaceable PCB-mounted power sockets. Durable nickel-plated copper contacts and an elastic terminal design are the main selling points, with a five-piece pack offering practical convenience. While cost considerations will vary, long-term value comes from improved contact life and fewer repeat repairs.