40Pin 30Pin Coaxial eDP Cable 4K 2K LCD – Type-C/DP Board

40Pin / 30Pin Coaxial eDP Screen Cable — 4K & 2K LCD Display

Upgrade or repair your custom display build with this precision-engineered coaxial eDP screen cable. Designed for DIY makers, electronics enthusiasts, and display engineers, this flexible flat cable bridges the gap between your Type-C or DisplayPort (DP) drive board and your eDP-equipped LCD panel, supporting both 4K and 2K resolutions across 40-pin and 30-pin connector configurations.

Key Features

• Universal Compatibility: Supports both 40-pin and 30-pin eDP connectors for broad panel compatibility.
• High-Resolution Support: Handles 4K and 2K display signals via 4-lane and 2-lane configurations.
• Versatile Input: Compatible with Type-C and DisplayPort (DP) to eDP drive boards.
• Coaxial Construction: High-quality coaxial wiring ensures stable, low-noise signal transmission for crisp, clear visuals.
• 30 cm / 11.81 in Length: Ideal length for most drive board-to-panel installations inside monitor enclosures and DIY builds.
• Durable Black Finish: Sturdy plastic construction with a clean black aesthetic for a professional internal appearance.
• Plug-and-Play Design: No soldering required — simply seat the cable into the appropriate connector slots on your board and panel.

Specifications

• Material: Plastic / Coaxial Wire
• Cable Length: 30 cm / 11.81 in
• Color: Black
• Pin Configuration: 40-pin / 30-pin
• Lane Support: 4-lane & 2-lane
• Resolution Support: 4K, 2K
• Compatible With: Type-C to eDP Drive Board, DP to eDP Drive Board
• Brand: HELTC
• Made in: Mainland China

What's in the Box?

• 1 × 40Pin/30Pin Coaxial eDP Screen Cable

Important Notes

• Product images may not reflect actual size — please refer to the specifications above for accurate dimensions.
• Allow 5–10 mm tolerance due to manual measurement.
• Actual color may vary slightly from images due to monitor display differences.
• Please verify your drive board's pin count and lane configuration before ordering.

Perfect For

This eDP cable is ideal for:

• DIY external monitor builds using laptop LCD panels
• Replacement of damaged or malfunctioning screen cables
• Custom embedded display projects
• Raspberry Pi, FPGA, and other maker board display setups
• Home lab and electronics prototyping

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For more information on safe electronics assembly and cable handling, visit the U.S. Consumer Product Safety Commission (CPSC) for guidance on consumer electronics safety standards.

Learn more: USB-C

Frequently Asked Questions

Q: What drive boards is this eDP cable compatible with?

A: This coaxial eDP screen cable is compatible with Type-C to eDP drive boards and DisplayPort (DP) to eDP drive boards. It supports both 40-pin and 30-pin eDP connectors, making it suitable for a wide range of LCD display panels in 4K and 2K resolutions.

Q: What is the difference between 4-lane and 2-lane on this cable?

A: The lane count refers to the number of high-speed data lanes used to carry the display signal. 4-lane configurations are typically required for higher-resolution (4K) displays, while 2-lane configurations are suited for 2K (1440p) and lower-resolution panels. Ensure your drive board and LCD panel specifications match before purchasing.

Q: Can this cable be used for a DIY external monitor project?

A: Yes! This 30 cm coaxial eDP cable is a popular choice for DIY external monitor builds where a salvaged or aftermarket laptop LCD panel is connected to a standalone eDP drive board. Just confirm that your panel's pin count (40-pin or 30-pin) matches the cable and that your drive board supports the same lane configuration.

Q: Is soldering required to install this eDP screen cable?

A: No soldering is required. This cable uses standard eDP flat connector ends that seat directly into the ZIF (Zero Insertion Force) connectors on compatible drive boards and LCD panels. Installation is straightforward for most electronics hobbyists and DIY builders.