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AJMRTC OCuLink PCIe 4.0 Active Data Cable, SFF-8611 4i Male to MiniSAS HD SFF-8643 Male, 50cm Length, Built-in Retimer, 64Gbps PCIe 4.0 x4 Bandwidth, for eGPU External Graphics Dock, NVMe U.2 SSD, Bac
- - Active retimer chip restores PCIe signal integrity, stable PCIe 4.0 transmission over 50cm length
- - Converts OCuLink SFF-8611 4i interface to MiniSAS HD SFF-8643, bridges new OCuLink host and legacy SFF-8643 backplane / storage devices
- - Full PCIe 4.0 x4 bandwidth up to 64Gbps, auto falls back to PCIe 3.0 for older hardware
- - Multi-layer shielded differential wiring, controlled 85 impedance to reduce crosstalk and signal loss
- - Latching gold-plated connectors for reliable connection, suitable for workstation, server and DIY eGPU builds
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Overview
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AJMRTC 50cm active conversion cable connects OCuLink SFF-8611 host adapters to equipment with MiniSAS HD SFF-8643 ports. The onboard retimer compensates signal attenuation, making it ideal for setups where passive cables cannot maintain PCIe 4.0 speeds. It works for eGPU docks, U.2 NVMe SSD backplanes and server storage expansion that only have SFF-8643 connectors. It keeps low latency for gaming, rendering and high-speed storage workloads.
Specifications
- Length: 50cm
- Connector: SFF-8611 4i Male to SFF-8643 Male
- Bandwidth: PCIe 4.0 x4 up to 64Gbps, backward compatible with PCIe 3.0
- Cable Type: Active retimer PCIe signal cable
- Impedance: 85 controlled differential pair
- Shielding: Double EMI shielding
- Supported Devices: eGPU external graphics dock, NVMe U.2 SSD, SFF-8643 backplane
- Protocol: PCIe, NVMe
- Application: Workstation, Mini PC, Server Storage, DIY eGPU Project
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.
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Return Policies
- Return for refund within: 30 days
- Return for replacement within: non-replaceable
- This item is covered by ConnectFlow USA Return Policy
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