- Free 30-day Returns
Shipped by Scanning Equipment Specialist
Meet Your Seller
AJMRTC External Graphics Card Adapter PCI-E 4.0 X4 to M.2 M-Key Extension Cable, PH427B-15 NVMe PCIe 4.0 x4 to M.2 M-Key Breakout Cord for eGPU Expansion
- - Brand AJMRTC PH427B-15 PCIe 4.0 x4 to M.2 M-Key external eGPU extension cable, Production PN: PH427B-PCIEX4-M2M
- - PCIe 4.0 x4 host port converts to M.2 M-key socket, support NVMe SSD or external graphics card expansion
- - High-speed shielded cable maintains PCIe 4.0 signal integrity for low-latency data transfer
- - Designed for single-board computers and embedded hosts with M.2 M-key interface to add PCIe peripherals
- - 15cm cable length, neat wiring for portable eGPU, high-speed storage and PCIe device builds
Any questions? Our AI mode will help you find out quickly.
AJMRTC PH427B-15 PCI-E 4.0 X4 to M.2 M-Key Extension Cable is a high-speed interconnect cable for external GPU and NVMe storage expansion. The production part number is PH427B-PCIEX4-M2M.
This cable converts a standard PCIe 4.0 x4 port to M.2 M-key interface, allowing developers to connect external PCIe graphics cards or NVMe M.2 SSDs to compatible host systems. The shielded cable construction minimizes signal attenuation and crosstalk to stabilize PCIe 4.0 high-speed transmission.
It is perfect for eGPU portable rigs, embedded high-performance computing, single-board computer storage upgrades. Important: This cable only transfers PCIe signals. Independent power supply is required for graphics cards and NVMe SSD. Host board, eGPU and NVMe drive are not included. Verify your host PCIe version and M.2 key type before purchase.
Specifications- Brand: AJMRTC
- Product Type: PH427B-15 PCIe4.0 x4 to M.2 M-Key Extension Cable
- Production Part Number: PH427B-PCIEX4-M2M
- Host Interface: PCIe 4.0 x4
- Target Interface: M.2 M-Key
- Cable Length: 15cm
- Feature: Shielded for PCIe4.0 signal integrity, support eGPU & NVMe SSD
- Application: External graphics card, NVMe storage expansion, embedded high-speed PCIe projects
- Note: Host, eGPU and SSD not included; separate power required for PCIe devices
Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
- Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
- CONTACT
Return Policies
- Return for refund within: 30 days
- Return for replacement within: 30 days
- This item is covered by Scanning Equipment Specialist Return Policy
Manufacturer Contact Info
- For a directory of all our manufacturers, please click below.
- Manufacturers Directory







