40Pin 30Pin Coaxial eDP Cable 4K 2K LCD | Type-C & DP Boards

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

Upgrade or repair your DIY display build with this high-quality coaxial eDP screen cable. Designed for makers, modders, and electronics enthusiasts, this versatile flat cable supports both 40-pin and 30-pin connectors and handles resolutions up to 4K and 2K, making it ideal for connecting Type-C or DisplayPort (DP) drive boards to eDP LCD panels. Whether you're building a custom monitor, repurposing a laptop screen, or assembling a Raspberry Pi display project, this cable delivers the signal integrity you need.

Key Features

• Wide Compatibility: Supports both 40-pin and 30-pin eDP connectors for broad LCD panel compatibility.
• High-Resolution Support: Handles 4K and 2K resolutions via 4-lane and 2-lane configurations.
• Conversion Ready: Compatible with Type-C to eDP and DisplayPort (DP) to eDP drive boards.
• Coaxial Construction: Shielded coaxial design helps maintain signal integrity and reduce interference across the cable run.
• Generous Length: 30 cm (11.81 in) cable length gives you flexible routing options inside your build.
• Durable Build: Constructed with plastic housing in a sleek black finish.
• DIY-Friendly: Perfect for electrical DIY and maker projects, screen conversions, and custom display assemblies.

Specifications

• Connector Types: 40-pin & 30-pin eDP
• Lane Configurations: 4-lane & 2-lane
• Resolution Support: Up to 4K / 2K
• Cable Length: 30 cm / 11.81 in
• Material: Plastic
• Color: Black
• Compatible With: Type-C to eDP & DP to eDP drive boards
• Package Contents: 1× Coaxial eDP Screen Cable
• Country of Origin: Made in China

What You Can Build

This cable is the missing link for DIY screen projects. Use it with a Type-C or DP-to-eDP controller board to repurpose laptop displays, build portable monitors, or create custom embedded display systems. It's a go-to component for electronics hobbyists working on single-board computer (SBC) display setups, laptop screen mods, and custom kiosk displays.

Notes

• Photo may not reflect actual size — please refer to the specifications above.
• Allow ±5–10 mm tolerance due to manual measurement.
• Actual cable color may vary slightly depending on monitor calibration.

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Helpful External Resource

For best practices around electrical safety when working on DIY electronics projects, visit the U.S. Consumer Product Safety Commission (CPSC) for guidance on safe DIY electrical work.

Learn more: DisplayPort

Frequently Asked Questions

Q: What is a coaxial eDP screen cable used for?

A: A coaxial eDP (Embedded DisplayPort) screen cable connects an LCD display panel to a drive board or controller. It's commonly used in DIY display builds, laptop screen conversions, and custom monitor projects where a Type-C or standard DisplayPort signal needs to be transmitted to an eDP-compatible screen panel.

Q: Will this cable support 4K resolution on my LCD panel?

A: Yes — this cable supports both 4-lane and 2-lane configurations, enabling resolutions up to 4K (and 2K) depending on your specific drive board and LCD panel capabilities. Always verify that your panel and controller board also support your target resolution.

Q: Is this cable compatible with both 40-pin and 30-pin eDP connectors?

A: Yes. This cable is designed to support both 40-pin and 30-pin eDP connector configurations, making it compatible with a wide range of LCD panels used in DIY and maker display projects.

Q: How long is the cable?

A: The cable measures 30 cm (approximately 11.81 inches) in length, providing sufficient slack for routing within most custom display enclosures or SBC project builds.