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Kensington SD5500T Thunderbolt™ 3 & USB-C Dual 4K Hybrid Dock

SD5500T Thunderbolt 3 & USB-C Dual 4K Hybrid Dock

SKU: K38130US


Business Pricing
Delivery & return
Questions & Answers

At last, the perfect dock for maximum productivity and compatibility has arrived. Innovatively engineered to support mixed computing environments with high transfer speed requirements, the Kensington SD5500T Thunderbolt™ 3 and USB-C Dual 4K Docking Station plugs into the power of one – one dock for more power, more bandwidth, and more compatibility. Optimize your productivity with one of the first docks to deliver the unrivaled transfer speeds of Thunderbolt 3 (up to 40Gbps) while also supporting USB-C laptops (up to 10Gbps). Ideal for hot-desking, 4K workspaces, video editing, graphic design, or content creation, the SD5500T provides more speed, more pixels, more power, and more possibilities.

  • Best for: Thunderbolt 3 and USB-C laptops and monitors that support up to dual 4K
  • Connection technology: Thunderbolt 3 & USB-C (cross platform compatibility)
  • Power delivery: supports USB-C PD 3.0 (60W of laptop charging)
  • Compatibility: Windows® 10 and macOS® X 10.14 or later
  • # of monitors supported: 2
  • Video ports: 2x DisplayPort
  • Maximum resolution supported: Thunderbolt 3 - single monitor: 4K (4096x2160@60Hz) or dual: 4K (4096x2160@60Hz) USB-C Alt Mode - single monitor: (4096x2160@30Hz) or dual monitors: (1920x1080@30Hz)
  • Plug & play installation without the need for drivers or downloads
  • System requirements: compatible with laptops equipped with Thunderbolt 3 and USB-C ports supporting Alt Mode; not backwards compatible with Thunderbolt or Thunderbolt 2. Supporting up to 40Gbps total bandwidth for Thunderbolt 3 laptops and up to 10Gbps for USB-C laptops.


  • Warranty: 3 years

True Universal Compatibility

Perfect for hot-desking and mixed deployment environments, the SD5500T works with Thunderbolt 3 & USB-C laptops running Windows or macOS.

universal thunderbolt 3 compatibiliy windows macos

Thunderbolt 3 Technology

Allows users to transfer up to 40Gbps of data, video and audio (10Gbps for USBC Gen2 laptops and 5Gbps for USB-C Gen1 laptops) using the included Thunderbolt 3 cable for a quick and powerful plug and play experience.

Thunderbolt 3 Technology docking station

Single 4K or Dual 4K Video Output for Thunderbolt 3 Enabled Devices*

Extend visual productivity with the crisp resolution, contrast and color depth of Ultra HD (Single 4K 60Hz or Dual 4K 60Hz) via two DisplayPort ports. USB-C laptops must support Alt Mode. *For USB-C Alt Mode devices, a maximum resolution of Single 4K 30Hz or Dual 1080p @ 30Hz is supported (dual monitors are for devices that support MST).

thunderbolt 3 4k dual monitors

60W Power Delivery

Quickly and simply charge any Thunderbolt 3 or USB-C enabled laptop, and peripheral USB accessories, using the Thunderbolt 3 connection. USB-C laptops must support Power Delivery.

laptop dock 60w power delivery

Productive Desktop Ports

Two USB-C Gen2 ports (up to 10Gbps), three USB-A ports (1 Gen2@10Gbps; 2 Gen1@5Gbps), one Gigabit Ethernet port, and one audio combo jack.

thunderbolt 3 dock usb-c usb-a ethernet port

Free DockWorks™ Software

Only Kensington ensures the best connection, performance, and security from your dock. Seamlessly, effortlessly, reliably, and free.

dockworks docking station software

Zero Footpring Mounting Option

Maximize desktop space and reduce desktop cable clutter by mounting your docking station (optional mounting plate – K34050WW).

space-saving dock zero footprint mounting

Kensington Security Slot

Protect your technology investment via easy implementation of a Kensington Cable Lock (lock sold separately – K65020WW or K64444WW).

Kensington security slot laptop lock
Business Pricing
Looking to place an order of 25 units or more for your organization? Simply fill out the form below, and someone on our team will be in contact shortly.
Delivery & return

If you are not satisfied with your Kensington purchase, please call 1-800-243-2972 within 30 days of receipt to obtain a Return Material Authorization (RMA) number and instructions. We're available to support you from Monday - Friday from 7:30am until 6:30pm PT.


Products may be returned for a full refund of the product purchase price plus applicable taxes within 30 days of receipt. Orders may be subject to a 20% restocking fee and all shipping and handling charges are the responsibility of the customer. All refunds will be refunded via the payment method the order was received.

Kensington recommends that you use a carrier that offers tracking for all returns and that you insure your package and declare the full value of the shipment so that you are protected if shipment is lost or damaged in transit. If you choose not to use these services, you are responsible for any loss or damage to the product during shipping. To ensure proper credit, packages should be returned with clearly marked with the RMA number and packing slip placed in the shipment prior to returning to Kensington. If you return product without an RMA number, your shipment will be refused and returned to you at your expense.

Defective Product

If you discover what you believe is a product defect for any Kensington product, please contact Customer Support at 1-800-243-2972. If your product does have a defect, your product is covered under the terms of your product's warranty. Please refer to the warranty information and other supporting documentation that came with your product.

Damaged Product

If you receive a damaged product, you must notify Kensington within 48 hours of delivery at 1-800-243-2972. Kensington will investigate the claim and notify the freight company of the damage. Please retain all packaging in the event that Kensington or the freight company needs to inspect it. These investigations may take several days but merchandise replacements will be processed as soon as possible.

Connection Technology Thunderbolt 3 & USB-C Driverless Yes
Additional Screen Outputs 2 Video Ports DisplayPort
Maximum Resolution 4K Power Delivery 60W
Operating System(s) macOS, Windows Number of USB Ports 5
USB Fast Charging Yes Docking Station Family The Innovator
DockWorks Yes Best For Thunderbolt 3 and USB-C Laptops and Monitors that support up to dual 4K
Compatibility Windows 10, macOS 10.14 or above USB 3.0 Ports 3x: (1) USB 3.1 Gen2 (front) with 5V/1.5A fast-charging & (2) USB 3.1 Gen1 (back) supporting 5V/0.9A
USB-C Ports 2 x: USB 3.1 Gen2 (back) with 5V/1.5A charging per port Audio 1 x 3.5mm Combo Microphone & Headphone Port (front)
Data Transfer Speeds Supports up to 40Gbps data transfer speed Ethernet Speed (Mbps) 1000, 100, 10
Maximum Resolution Supported Thunderbolt 3: Single or Dual Monitors: 4K (4096x2160@60Hz) // USB-C Alt Mode - Single Monitor: (4096x2160@30Hz) or Dual Monitors: (1920x1080@30Hz) Mounting Option Maximize desktop space and reduce desktop cable clutter via our optional Docking Station Mounting Bracket (K34050WW)
Warranty 3 Years Plug & Play Plug & Play installation without need for drivers or downloads
Security Slot Compatibility Kensington Security Slot, Kensington Nano Security Slot System Requirements Compatible with laptops equipped with Thunderbolt 3 and USB-C ports supporting Alt Mode. Supports up to 40Gbps total bandwidth for Thunderbolt 3 laptops and up to 10Gbps for USB-C laptops.
USB-C Power Delivery Supports USB-C PD 3.0 (60W of laptop charging) Video Output 2 x DisplayPort v1.2
4K Support Yes Packaging Type Retail
Packaging Width 307mm (12.09in) Packaging Length 215mm (8.46in)
Packaging Height 255mm (10.04in) Packaging Weight 1200g (2.7lbs)
Questions & Answers
SD5500T Thunderbolt 3 & USB-C Dual 4K Hybrid Dock

SD5500T Thunderbolt 3 & USB-C Dual 4K Hybrid Dock