M.2 NVMe M-key Male to PCIe 3.0 x8 Female Extension Cable

The M.2 NVMe M-key Male to PCIe 3.0 x8 Female Extension Cable is a specialized interface conversion solution engineered to connect M.2 NVMe slots directly to standard PCIe 3.0 x8 interfaces . This cable enables the use of M.2 NVMe storage and other M.2 PCIe devices with motherboard PCIe x8 slots, providing flexible expansion capabilities for systems where direct M.2 slot availability is limited or where specific cable routing is required for space-optimized configurations . Supporting PCIe 3.0 specifications, it delivers a data transfer rate of up to 8 GT/s per lane while maintaining backward compatibility with PCIe 2.0 and 1.1 devices . The cable assembly is constructed with impedance-controlled wiring and multi-layer shielding to ensure reliable signal integrity and minimize electromagnetic interference at high frequencies . Its flexible flat cable design allows for easy routing in space-constrained environments, making it ideal for custom builds, embedded systems, and expansion projects where traditional adapter cards cannot be used .  

Features  

• Full x8 lane support: Maintains PCIe 3.0 x8 lane connectivity supporting data transfer rates up to 64 Gbps for high-performance NVMe SSDs and other compatible devices   
• M-key interface compatibility: Specifically designed for M.2 NVMe M-key devices, ensuring optimal connectivity and performance   
• Interface conversion: Adapts M.2 NVMe male connector to standard PCIe x8 female slot for versatile expansion capabilities in systems with limited PCIe slot availability   
• Enhanced signal integrity: Utilizes impedance-controlled wiring and multi-layer EMI shielding to minimize signal degradation and electromagnetic interference   
• Flexible routing design: Thin and flexible flat cable construction allows for easy installation in confined spaces and complex chassis layouts   
• Robust construction: Reinforced connectors with gold-plated contacts ensure reliable connectivity and long-term durability through multiple mating cycles   
• Backward compatibility: Fully supports previous PCIe generations including 2.0 and 1.1 devices, providing broad system compatibility   
• Plug-and-play installation: Requires no additional drivers or software configuration for immediate deployment and operation   

Specifications  

• Product Model: M.2 NVMe M-key Male to PCIe 3.0 x8 Female Extension Cable  
• Host Connector: M.2 NVMe, Male (M-key)   
• Device Connector: PCIe 3.0 x8, Female, Standard Orientation  
• Cable Type: Flexible Flat Cable Assembly   
• Pinout Configuration: PCIe-compliant pin mapping  
• Data Rate Support: Up to 8 GT/s (PCIe 3.0)   
• Supported Protocols: PCI Express 3.0/2.0/1.1   
• Impedance: 85 ohms differential (typical for PCIe applications)  
• Cable Length: 200mm, 300mm, 400mm standard options   
• Wire Gauge: 28-30 AWG  
• Shielding: Multi-layer foil and braid EMI protection   
• Operating Temperature: -20°C to +70°C  
• Durability: Minimum 300 insertion cycles  
• Safety Standards: RoHS compliant   

Applications  

• System expansion: Adds PCIe x8 capability to systems with available M.2 NVMe slots but limited PCIe slot availability   
• Embedded systems: Enables connection of specialized interface cards to industrial PCs and control systems with M.2 interfaces in space-constrained environments   
• Prototyping and development: Facilitates testing and validation of PCIe x8 devices using M.2 NVMe slots in laboratory environments   
• Storage solutions: Allows implementation of additional storage controllers and expansion cards through M.2 to PCIe conversion in compact systems   
• Custom computing: Provides flexible expansion capabilities for custom computing solutions and specialized hardware configurations   
• Test and measurement: Useful for hardware validation setups requiring interface conversion between M.2 NVMe and standard PCIe x8   
• High-performance workstations: Ideal for workstations and servers where maximum PCIe 3.0 x8 bandwidth is required for data-intensive applications