PCIe 4.0 x8 Male to x4 Female Up R/A Extension Cable, 85-ohm Low Impedance

The PCIe 4.0 x8 Male to x4 Female Up R/A Extension Cable is a high-performance interconnect solution designed for modern computing environments that require flexible PCIe slot configuration and optimized cable routing. This cable provides a reliable electrical pathway from a motherboard's PCIe 4.0 x8 slot to a x4 peripheral device interface, featuring an Up Right-Angle female connector for superior space efficiency. Engineered with 85-ohm low impedance characteristics, this extension cable maintains PCIe 4.0 signal integrity while enabling versatile system configurations in data center, enterprise, and high-performance computing applications where physical space constraints and airflow management are critical considerations.

Features

• Asymmetric Lane Configuration: Bridges PCIe 4.0 x8 host interface to x4 device interface, providing flexible connectivity options for various expansion cards
• Up Right-Angle Connector Design: Up R/A female connector facilitates efficient cable routing and improves chassis airflow management in high-density server configurations
• Full PCIe 4.0 Performance: Supports data rates up to 16 GT/s per lane, delivering maximum available bandwidth for connected x4 devices
• Precision 85-ohm Impedance: Low impedance matching ensures minimal signal reflection and maximum signal integrity at high data rates
• Enhanced Shielding Technology: Multi-layer shielding construction provides excellent protection against electromagnetic interference (EMI) and radio frequency interference (RFI)
• Secure Connection System: Robust connectors with reliable mating mechanisms ensure stable operation in various orientations
• Space-Optimized Solution: Enables flexible component placement where direct motherboard mounting is impractical

Specifications

• Host Connector: PCI Express 4.0 x8 Male
• Target Connector: PCIe x4 Female, Up Right-Angle orientation
• Supported Standard: PCI-SIG PCIe 4.0 Base Specification
• Data Rate: 16.0 GT/s per lane (PCIe 4.0)
• Impedance: 85? ±5%
• Cable Type: Shielded twisted pair or twin axial cable with overall braid protection
• Cable Construction: Low-loss, flexible design with tight bend radius capability
• Cable Length: 250mm, 300mm, 500mm standard options
• Operating Temperature: 0°C to +70°C
• Storage Temperature: -40°C to +85°C
• Durability Rating: 10,000 mating cycles
• Contact Material: Gold-plated contacts for optimal conductivity

Applications

• Data Center Infrastructure: Ideal for hyperscale environments requiring flexible PCIe connectivity with optimized cable management
• Server Storage Expansion: Enables connection of x4 storage controllers and adapter cards to x8 motherboard slots in rack-mounted servers
• High-Performance Computing: Supports computational workloads requiring flexible component placement and maintenance of PCIe 4.0 performance
• Test and Development Laboratories: Essential for validation environments requiring asymmetric lane configurations and specific connector orientations
• Industrial Computing Systems: Suitable for industrial automation equipment requiring reliable PCIe extension in space-constrained environments
• Network Appliance Integration: Facilitates addition of network interface cards and security processors in networking equipment with specific spatial requirements
• Embedded Solutions: Provides expansion capabilities for compact embedded systems requiring x4 connectivity with upward-angled cable routing
• Custom Computing Projects: Enables unique system configurations for enthusiasts and system integrators dealing with specific lane configuration and orientation requirements