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SKU: K37899WW

Accessories and Supplies

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Designed Exclusively for Surface

Kensington has worked directly with Microsoft to provide professional-level connectivity that looks as good as it functions, so you can work like a pro. Connect with confidence for a seamless dock and charge experience.


This Thunderbolt-certified desktop docking station is the first of its kind, providing the ultimate plug-and-play solution for USB4/Thunderbolt 4 Surface devices, while also supporting USB-C and USB-A accessories.

Thunderbolt 4 Technology

For the first time, this Thunderbolt 4 modern docking station can connect up to three additional Thunderbolt devices directly (up to five in total via daisy chain) while providing transfer speeds up to 40Gbps, up to Dual 4K video output and audio; all through the included 0.8m Thunderbolt 4 cable, for a quick and powerful plug-and-play experience. Intel VT-d DMA protection blocks peripheral devices from unauthorised access to system memory.

Single 8K or Dual 4K Video Output for Thunderbolt 4-Enabled Devices

Extend visual productivity with the resolution, contrast and colour depth of Ultra HD (Single 8K 30Hz or Dual 4K 60Hz) via the available Thunderbolt 4 ports.

90W Power Delivery

Quickly and easily charge your USB4/Thunderbolt 4 Surface device, in addition to providing full support for your USB-C and USB-A peripheral accessories. No need to worry about what you have connected to the dock - our solution provides the only full-powered offering on the market, so you can connect anything and be sure to receive optimal performance.

Helps Futureproof Your Desktop Setup

11-Ports of connectivity provide you the power to get the job done today and into the future. This dock offers 4 x Thunderbolt™ 4 ports, all capable of data, video and audio, 4 x USB-A ports (1 x 5V/1.5A charging port on the front and 3 x Gen2@10Gbps ports on the rear), 1 x Gigabit Ethernet port, 1 x audio combo jack and 1 x UHS-II SD 4.0 card reader.

UHS II SD 4.0 Card Reader

Transfer files at ultra-fast speeds using the built-in SD card reader.

Zero-Footprint Mounting Option and Security Cable Lock Slots

Maximise desktop space and reduce cable clutter by mounting your docking station out of the way. Mounting bracket sold separately (K34050WW). Lock slots allow you to protect your investment with a Kensington cable lock, sold separately (K65020EU or K64444WW).

Free Kensington DockWorks™ Software and Three-Year Warranty

DockWorks™ WiFi Auto-Switch guarantees the fastest, most reliable internet connection, while MAC Address ID Pass-Through and Reset and Device Connection Monitoring give IT managers maximum network monitoring and visibility. A three-year warranty lets you rest assured knowing you’re covered by Kensington.

Designed exclusively for Surface, the SD5750T Thunderbolt™ 4 Dual 4K Dock (DFS) offers premium Thunderbolt benefits now and into the future. Compatible with USB4/Thunderbolt 4-enabled Surface laptops, supporting USB-C and USB-A accessories and provides full Power Delivery regardless of how many devices are connected. Features include 11-ports [4 x Thunderbolt 4, 4 x USB-A (1 x 5V/1.5A charging port on the front and 3 x Gen2 @ 10Gbps ports on the rear), 1 x Gigabit Ethernet port, 1 x audio combo jack and 1 x UHS-II SD 4.0 card reader], Single 8K @ 30 Hz or up to Dual 4K @ 60Hz video, 40Gbps data transfer speeds, secure and manageable Intel VT-d DMA protection, a zero-footprint mounting option, security cable lock slots, free Kensington DockWorks™ software and a three-year warranty.

  • Best For: USB4/Thunderbolt 4 Surface devices. Supports Single 8K or Dual 4K video
  • Connection Technology: Thunderbolt 4
  • Power Delivery: Supports USB-C PD 3.0 (90W of laptop charging)
  • Compatibility: Windows 10
  • No. of Monitors Supported: 2
  • Video Ports: Thunderbolt 4 ports
  • Maximum Resolution Supported: Thunderbolt - Single 8K 30Hz or Dual 4K 60Hz via the available Thunderbolt 4 ports
  • Plug and Play: Plug and play installation, optional Kensington DockWorks™ software is recommended for the best connection, performance and security from your Kensington docking station
  • System Requirements: Compatible with USB4/Thunderbolt 4 Surface devices
  • Warranty: 3 Years

Product Specifications

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  • Connection technology
    Thunderbolt 4
  • Driverless
  • Video ports
    Thunderbolt 4
  • Maximum resolution
  • Power delivery
  • Operating system(s)
  • USB fast charging
  • Docking station family
    The Innovator
  • DockWorks
  • Best For
    USB4/Thunderbolt 4 Surface devices, supporting Single 8K or Dual 4K video.
  • Certified For
    Designed for Microsoft Surface
  • Compatibility
    Windows 10 or above
  • Card Reader
    SD Card Slot (UHS-II, SD4.0)
  • USB-A ports
    4 x (1) USB 2.0 (front) with 5V/1.5A fast-charging & (3) USB 3.2 Gen2 (back) supporting 5V/0.9A
  • Audio
    1 x 3.5mm Combo Microphone & Headphone Port (front)
  • Data transfer speeds
    Supports up to 40Gbps data transfer speed
  • Ethernet Speed (Mbps)
    10, 100, 1000
  • Maximum resolution supported
    Single 8K 30Hz or Dual 4K 60Hz
  • Plug & play
    Plug & play installation without need for drivers or downloads
  • Security slot compatibility
    Kensington Security Slot, Kensington Nano Security Slot
  • System requirements
    USB4/Thunderbolt 4 Surface devices.
  • Thunderbolt Ports
    4 x Thunderbolt 4 Ports (1 x upstream and 3 x downstream)
  • USB-C Power Delivery
    Supports USB-C PD 3.0 (90W of laptop charging)
  • Video output
    Thunderbolt 4 ports
  • 4K support
  • Device Compatibility
    Surface Pro 9 (Intel), Surface Laptop 5 (13.5"), Surface Laptop 5 (15"), Surface Laptop Studio, Surface Pro 8
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