EXSYS Thunderbolt 3 / USB 4 to 3x PCIe Expansion Box for Short Cards (EX-1019)

Expand your system with three PCIe slots over a single Thunderbolt 3 or USB 4 connection. The EXSYS EX-1019 external expansion box delivers up to 40 Gbps bandwidth and supports short PCIe cards up to 180 mm, enabling powerful desktop-class upgrades for laptops and compact workstations.

Advantages

Transform a Thunderbolt 3 or USB 4 equipped laptop into a full-featured workstation. With three PCIe 3.0 slots, you can install a dedicated GPU, high-speed network card, or other PCIe peripherals. The integrated 250W power supply delivers up to 75W per slot, ensuring stable operation even under load. A built-in 80 mm fan keeps your cards cool, while the metal chassis provides durability and protection.

Suitable for

• Creative professionals needing GPU acceleration for video editing or 3D rendering
• IT administrators adding specialized PCIe cards to thin clients or laptops
• Researchers and engineers using data acquisition or FPGA cards in the field
• Gamers wanting to connect a desktop graphics card to a portable setup

Key specifications

• Host interface: Thunderbolt 3 (40 Gbps), USB 4 compatible
• PCIe slots: 3x PCIe 3.0 (1x x4 electrical, 2x x1 electrical, all x16 physical)
• Maximum card length: 180 mm (full-height)
• Power: 250W internal PSU, 75W per slot (225W total for cards)
• Cooling: 1x 80 mm fan
• Ports: 2x Thunderbolt 3 (USB-C) with daisy-chain support
• Included cable: 0.5 m Thunderbolt 3
• LED indicators: Power, Link
• Compatible with Windows 10/11 and macOS 10.13+

Recommendations

For optimal performance, connect the EX-1019 directly to a Thunderbolt 3 port on your host computer. Ensure your PCIe cards are within the 180 mm length limit and do not exceed 75W power draw per slot. Use the second Thunderbolt port to daisy-chain additional devices without sacrificing bandwidth.