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for Notebook, Tablet PC - Memory Card Reader - SD - 90 W - Thunderbolt 4 - 2 Displays Supported - 8K, 4K - 7680 x 4320, 3840 x 2160 - 4 x USB Ports - 1 x USB 2.0 - 4 x USB Type-A Ports - USB Type-A - USB Type-C - 1 x RJ-45 Ports - Network (RJ-45) - Gray - Thunderbolt - Wired - Gigabit Ethernet - Windows
MSRP$324.99
$309.38
Save 5%Special order — estimated available by September 10, 2026.
Genuine Kensington Computer Products through authorized distribution — TAA country-of-origin verified and NDAA §889 screened before checkout.
Features
Designed Exclusively for Surface
Kensington 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.
Compatibility
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 unauthorized access to system memory.
Single 8K or Dual 4K Video Output for Thunderbolt 4-Enabled Devices
Extend visual productivity with the crisp resolution, contrast, and color 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 Future-Proof Your Desktop Setup
11-Ports of connectivity provide you the power to get the job done today and well into the future. This dock offers four Thunderbolt 4 ports, all capable of data, video and audio; four USB-A ports (one 5V/1.5A charging port on the front and three Gen2@10Gbps ports on the rear); one Gigabit Ethernet port; one audio combo jack; and one 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
Maximize 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 (K65020WW 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.
More from the Manufacturer
The first Thunderbolt 4 dock designed exclusively for Surface.
Designed exclusively for Surface, the SD5750T Thunderbolt 4 Dual 4K Dock (DFS) offers premium Thunderbolt benefits now, and well into the future. Compatible with USB4/Thunderbolt 4-enabled Surface laptops, supports USB-C and USB-A accessories, and provides 90W power delivery regardless of how many devices are connected. Features include 11-ports [four Thunderbolt 4, four USB-A (one 5V/1.5A charging port on the front and three Gen2 @ 10Gbps ports on the rear), one Gigabit Ethernet port, one audio combo jack, and one 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, and free Kensington DockWorks software.
Designed exclusively for Surface
Compatibility
Thunderbolt 4 technology
Single 8K or Dual 4K video output
90W power delivery
Helps future-proof your desktop setup
UHS II SD 4.0 card reader
Zero-footprint mounting option
Security cable slots
Free Kensington DockWorks software
Secure and manageable Intel VT-d DMA protection
Limited Warranty: 3 Year
The Professionals' Choice™ With over 40 years of experience, Kensington has been a global leader in desktop productivity solutions since 2006. Known as the Professionals’ Choice, Kensington offers quality-tested products that exceed industry standards, comes with a superior warranty, and provides unmatched support. Built to last with up to 5-year limited warranties, you can trust that our solutions will serve your business for the long haul, reducing unexpected costs and frequent replacements. Experience the harmony of comfort and performance. Your ergonomics and wellness experience should be simple and cohesive, so the results are comfortable, personal, and professional. With Kensington, you gain peace of mind from working with an established U.S.-based partner that organizations worldwide have trusted for over four decades. Whether you're seeking cutting-edge tools to support your company's strategy or looking for the best value to stretch limited budgets, choosing the right tech partner matters.
| General Information | |
|---|---|
| Manufacturer | Kensington Computer Products Group |
| Manufacturer Part Number | K37899NA |
| Brand Name | Kensington |
| Product Line | The Innovator |
| Product Model | SD5750T |
| Product Name | SD5750T Thunderbolt 4 Dual 4K Dock (DFS) |
| Product Type | Docking Station |
| Interfaces/Ports | |
| Host Interface | Thunderbolt 4 |
| Total Number of USB Ports | 4 |
| Number of USB 2.0 Ports | 1 |
| Number of USB 3.2 Gen 2 Type-A Ports | 3 |
| USB Type-A | Yes |
| USB Type-C | Yes |
| USB Type-C Detail | USB-C PD 3.0 (90W of laptop charging) |
| Number of USB Type-A Ports | 4 |
| Number of RJ-45 Ports | 1 |
| Network (RJ-45) | Yes |
| Headphone/Microphone Combo Port | Yes |
| Thunderbolt | Yes |
| Thunderbolt Ports Quantity | 4 |
| Network & Communication | |
| Ethernet Technology | Gigabit Ethernet |
| Physical Characteristics | |
| Product Color | Gray |
| Height | 1.20" |
| Width | 7.70" |
| Depth | 3" |
| Weight (Approximate) | 15.34 oz |
| Power Description | |
| Maximum Power Supply Wattage | 90 W |
| Software | |
| Operating System Supported | Windows |
| Technical Information | |
| Connectivity Technology | Wired |
| Number of Displays Supported | 2 |
| Device Supported | Notebook, Tablet PC |
| Supported Resolutions | 7680 x 4320, 3840 x 2160 |
| Screen Mode Supported | 8K, 4K |
| Memory Card Reader | Yes |
| Memory Card Supported | SD |
| Warranty | |
| Limited Warranty | 3 Year |
| Miscellaneous | |
| Package Contents |
|
| Kensington Security Slot | Yes |
| Compatibility | Microsoft Products: Surface Pro 8 Surface Laptop Studio |
| Country of Origin | Taiwan |
Matched on Notebook · Wired
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