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340L1AA HP DUAL TBT4 PCIE X4 LP CRD

Mfg Part Number:  340L1AA  
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Price: $239.17 + Free Shipping
Quantity:
In Stock/Mfg Direct Ship
Last Updated: Jun 22, 2025
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This Thunderbolt™ 4 card enables fast data transfer from external peripherals such as external NVMe drives, high end network modules and driving high resolution displays. It features two Thunderbolt™ 4 output ports and two mini-DisplayPort™ input ports.

Thunderbolt™ 4 technology is a high-speed, multi- protocol I/O that provides performance over USB-C® I/O technologies with up to 40Gbps transfer speeds*. It provides flexibility and simplicity by supporting data (PCIe and USB), video (DisplayPort™), and power (up to 15W per port) over a single cable connection that can daisy-chain up to five devices.

The HP Dual TBT4 PCIe x4 Low Profile Card is compatible with Thunderbolt™ 4 devices and backward compatible with your Thunderbolt™ 3, USB4, USB3 and USB2 devices.

Performance

The HP Dual TBT4 PCIe x4 Low Profile Card performs with data rates of up to 40 Gb/s.

Key Benefits

Data transfer between digital electronic devices that support the Thunderbolt™ 4 standards.

  • Up to 40Gbps, dual channel data transfer
  • Data & Video on single cable with support for USB, PCI Express and DisplayPort™
  • Daisy chain up to five devices
  • Compatible with existing DisplayPort™ devices
  • Low latency with highly accurate time synchronization
  • Uses native PCIe, USB, and DisplayPort™ protocol software drivers
  • Up to 15W of power over USB-C® for bus-powered devices
Main Specification
General Information
Manufacturer HP Inc.
Manufacturer Part Number 340L1AA
Manufacturer Website Address http://www.hp.com
Brand Name HP
Product Name Dual TBT4 PCIe x4 Low Profile Card
Product Type Thunderbolt Adapter
Technical Information
Host Interface PCI Express x4
Features Thunderbolt 3 Compatible
Features Thunderbolt 4 Compatible
Media & Performance
Data Transfer Rate 5 GB/s
Software
Operating System Supported Windows 10 Pro x64
Operating System Supported Windows 11 Pro x64
Physical Characteristics
Height 4.8"
Width 1"
Depth 5.7"
Weight (Approximate) 3.42 oz
Miscellaneous
Application/Usage Workstation
WARNING:: The plastic used in cable products can expose you to lead and lead components, chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to www.P65Warnings.ca.gov
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