PCIe 4.0 x16 Male to x16 Female Extension Cable, 85-ohm Low Impedance

The PCIe 4.0 x16 Male to x16 Female Extension Cable is a high-performance passive interconnect solution engineered for full-bandwidth PCIe 4.0 extension applications . This cable maintains all 16 PCIe lanes while supporting a data transfer rate of 16.0 GT/s per lane, delivering a total theoretical bandwidth of approximately 31.5 GB/s without lane reduction . Designed with precision 85-ohm impedance-controlled pathways, it ensures optimal signal integrity and minimal signal degradation for high-speed data transmission . The cable features a low-loss twin-axial construction with multi-layer EMI shielding to preserve signal quality in electrically noisy environments . Its thin ribbon cable structure with extremely tight bend radius facilitates easy routing in space-constrained configurations, making it ideal for dense server racks and custom computing systems .

Features

• Full x16 lane support: Maintains complete 16-lane connectivity supporting maximum PCIe 4.0 bandwidth of 16.0 GT/s per lane for high-performance graphics cards and accelerators 
• 85-ohm impedance control: Precision-engineered differential impedance pathways optimized for PCIe 4.0 applications ensure signal integrity and timing accuracy 
• Enhanced signal integrity: Utilizes low-loss dielectric materials and multi-layer EMI shielding to minimize insertion loss, crosstalk, and electromagnetic interference at high frequencies 
• Flexible routing design: Thin ribbon cable structure with extremely tight bend radius allows easy installation in confined spaces and dense server configurations 
• Robust construction: Reinforced connector housings with gold-plated contacts and strain relief mechanisms ensure durability and reliable connectivity through multiple insertion cycles 
• Backward compatibility: Fully supports previous PCIe generations including 3.0, 2.0, and 1.0 devices, providing broad system compatibility 
• High-speed performance: Supports PCIe 4.0 specifications with 16.0 GT/s per lane data transfer rate, effectively doubling the bandwidth of previous PCIe 3.0 generation 

Specifications

• Product Model: PCIe 4.0 x16 Male to x16 Female Extension Cable
• Host Connector: PCIe 4.0 x16, Male, Edge Connector
• Device Connector: PCIe 4.0 x16, Female, Standard Orientation
• Cable Type: Passive Copper Twin Axial Extension Assembly 
• Pinout Configuration: PCIe-compliant 1:1 lane mapping
• Data Rate Support: Up to 16.0 GT/s (PCIe 4.0) 
• Supported Protocols: PCI Express 4.0/3.0/2.0/1.0 
• Impedance: 85 ohms differential (precision controlled for PCIe 4.0 requirements) 
• Cable Length: 250mm, 300mm, 500mm standard options 
• Wire Gauge: 30-31 AWG for high-speed data transmission 
• Shielding: Multi-layer foil and braid with comprehensive EMI protection 
• Operating Temperature: -20°C to +80°C (commercial grade)
• Durability: Minimum 500 insertion cycles 
• Safety Standards: RoHS compliant 

Applications

• High-density servers: Enables flexible card placement in rack-mounted systems and dense server configurations where space optimization is critical 
• Data center infrastructure: Ideal for enterprise equipment and data center computing environments requiring reliable high-speed connectivity 
• Test and development benches: Provides essential flexibility for hardware validation and signal integrity analysis of x16 devices without motherboard slot constraints 
• Custom gaming rigs: Facilitates creative GPU mounting configurations in modified cases while maintaining full PCIe 4.0 performance for gaming and content creation 
• Storage systems: Suitable for storage equipment and enterprise storage systems requiring full bandwidth utilization 
• High-performance computing: Perfect for workstations and computing systems where maximum PCIe 4.0 bandwidth is required for data-intensive applications