Product Type | NVMe Interface Cable |
Form Factor | Internal Cable |
Cable Length | 110 cm |
Application | Connects MCIO 8i host ports to SFF-8639 NVMe/U.2/U.3 SSDs |
Target Use Case | Enterprise Storage, Data Centers, Workstations, Industrial Computing Systems |
Compatible Host Interfaces | MCIO 8i (Mini Cool Edge IO) |
Compatible Device Interfaces | SFF-8639 (U.2/U.3 NVMe) |
PCIe Revision Compatibility | PCIe Gen5 |
Signal Type | PCI Express NVMe |
Designed For | HighPoint Rocket 1628A, Rocket 768A adapters |
Connector 1 Type | MCIO 8i |
Connector 2 Type | SFF-8639 |
Connector Plating | Gold-plated contacts |
Cable Jacket Material | High-quality shielding for signal integrity |
Power Delivery Support | Yes, via SFF-8639 interface |
HighPoint CIO8-8639-110 NVMe MCIO 8i to SFF-8639 Cable, 110cm


Key Benefits

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- Engineered for seamless compatibility with Rocket Gen5 NVMe adapters ensures worry-free installation.
- Supports reliable high-speed connectivity with U.2/U.3 NVMe SSDs for superior data throughput.
- 110cm cable length offers flexibility for diverse internal server and workstation layouts.
Product Overview
The HighPoint CIO8-8639-110 is a high-speed interconnect cable designed to bridge MCIO 8i host ports and SFF-8639 device interfaces. Optimized for use with Rocket 1628A and Rocket 768A PCIe Gen5 NVMe adapters, this 110cm cable ensures certified signal integrity and data transmission consistency—critical for enterprise storage deployments and performance-intensive environments.
Tested for compatibility with standard U.2/U.3 NVMe SSDs, the CIO8-8639-110 provides high-bandwidth connectivity. Manufactured in China under stringent quality controls, it supports optimal performance in modern PCIe Gen5 infrastructures. Ideal for use in data centers, high-performance workstations, and industrial computing systems.
Specifications
Product Overview
Physical & Environmental
Cable Color | Black |
Connector Orientation | Straight connectors |
Construction | Heavy-duty shielded cable for reduced interference |
Operating Temperature | 0°C to 55°C |
Storage Temperature | -20°C to 65°C |
Humidity Range (operating) | 10% to 90% non-condensing |
Cloud Management & Licensing
Software Management | Not applicable (passive cable) |
License Requirements | None |
Interfaces
Connector 1 | MCIO 8i (74-pin) |
Connector 2 | SFF-8639 (U.2 interface) |
Interface Standard | PCIe 5.0 |
Data Transfer Rate | Up to 32 GT/s per lane (theoretical with PCIe Gen5) |
Lane Support | x8 PCIe lanes |
Shielding | Yes, EMI shielded for signal integrity |
Signal Integrity | Certified for Gen5 signal integrity |
Backward Compatibility | Compatible with PCIe Gen4/Gen3 systems (at reduced bandwidth) |
Compliance & Origin
Country of Origin | China |
RoHS Compliance | Yes |
REACH Compliance | Yes |
Halogen-Free | Yes |
CE Certification | Yes |
UPC | 643653863945 |
Advanced Security Features
Encryption Support | Determined by connected devices |
Security Considerations | No active security features; relies on host/device |