PCIe 4.0 x4 Male to x16 Female Extension Cable, 85-ohm Low Impedance

The PCIe 4.0 x4 Male to x16 Female Extension Cable is a high-performance interconnect solution designed for extending PCI Express connectivity in modern computing systems. This cable provides a reliable electrical pathway from a motherboard's PCIe 4.0 x4 slot to a full-size x16 expansion card interface, maintaining signal integrity while offering flexible installation options. Engineered with precise 85-ohm impedance characteristics, this extension solution is ideal for graphics cards, storage controllers, and various high-speed adapters requiring stable PCIe 4.0 performance in extended configurations.

Features

• Full PCIe 4.0 Compliance: Supports data transfer rates up to 16 GT/s per lane, delivering total bandwidth of 64 Gbps while maintaining backward compatibility with PCIe 3.0/2.0 devices
• Optimized Impedance Matching: 85-ohm low impedance design ensures minimal signal reflection and maximum power transfer efficiency at high frequencies
• Mechanical x16 Compatibility: x16 female connector accommodates full-size expansion cards while operating electrically as x4 lanes, providing broad device compatibility
• Enhanced Signal Integrity: Multi-layer shielding with individual pair protection and overall braid shielding minimizes EMI/RFI interference
• Secure Connection Design: High-quality connectors with gold-plated contacts and secure latching mechanisms ensure reliable mating and vibration resistance
• Flexible Application Support: Suitable for various expansion cards including GPUs, RAID controllers, network adapters, and specialized computing cards
• Robust Construction: Durable cable jacket and strain relief features provide long-term reliability in continuous operation environments

Specifications

• Host Connector: PCI Express 4.0 x4 Male
• Target Connector: PCIe x16 Female (electrically x4)
• Supported Standard: PCI-SIG PCIe 4.0 Base Specification
• Data Rate: 16.0 GT/s per lane
• Total Bandwidth: 64 Gbps (x4 lanes)
• Characteristic Impedance: 85? ±5%
• Cable Type: Shielded twisted pair with overall braid protection
• Cable Length: 15cm, 25cm, 30cm standard options
• Operating Temperature: 0°C to +70°C
• Storage Temperature: -40°C to +85°C
• Durability Rating: 10,000 mating cycles
• Contact Current Rating: 0.5A per pin

Applications

• GPU Extension Solutions: Ideal for cryptocurrency mining rigs, multi-GPU workstations, and graphics card testing setups
• Server Storage Expansion: Enables flexible placement of storage controllers and RAID cards in rack-mounted servers
• Test and Development Environments: Essential for hardware validation labs requiring flexible card positioning and frequent device changes
• Industrial Computing Systems: Suitable for industrial automation equipment requiring reliable PCIe extension in controlled environments
• Digital Signage and Kiosk Systems: Facilitates compact system designs while maintaining expansion capabilities
• Broadcast and Media Production: Supports high-performance video capture and processing cards in professional media setups
• Legacy System Upgrades: Enables modern PCIe 4.0 card integration into older systems with available expansion slots
• Custom PC Builds: Provides flexibility for unique computer configurations and specialized computing applications