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Kensington SD4750P USB-C & USB 3.0 Dual 4K Docking Station - DP/HDMI

SD4750P USB-C & USB 3.0 Dual 4K Docking Station - DP/HDMI

SKU: K39105NA


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Delivery & return
Questions & Answers

The SD4750P USB-C & USB 3.0 Dual 4K Hybrid Docking Station w/ 135W adapter - DP & HDMI - Win/Mac is the ideal docking solution for Ultra High Definition video for up to two 4K 60Hz monitors. Features include the ability to select between HDMI 2.0 and DP 1.2 video ports, 85W of power delivery, and six USB ports.

  • Best for: USB-C or USB 3.0 laptops, ultrabooks, and monitors that support up to 4K
  • Connection technology: USB-C or USB 3.0 (DisplayLink)
  • Power delivery: supports USB-C PD 3.0 (85W of laptop charging)
  • Compatibility: Chrome OS 44 or above, macOS 10.14 or above, Windows 7 or above
  • # of monitors supported: 2
  • Video ports: 2 x HDMI v2.0 and 2 x DisplayPort 1.2++
  • Maximum resolution supported: single or dual monitors: 3840 x 2160 @ 60Hz
  • DisplayLink driver installation required
  • System requirements: USB-C host device must support Power Delivery. Power Delivery is not supported on USB 3.0 host devices without the use of the optional 60W power splitter (K38310NA)
  • Apple M1 – Our Hybrid USB-C DisplayLink docking stations are a great alternative if you are looking for multi-monitor support on your M1 MacBook
  • Warranty: 3 years

Dual 4K Video Output (HDMI 2.0 and DP 1.2 @ 60Hz)

Delivers Ultra High Definition images. Four video ports allow users the ability to select between HDMI 2.0 and DP 1.2 without the need for cumbersome adapters.

dual 4k usb-c usb 3.0 laptop dock

Six USB Ports (USB-A and USB-C)

Front: 1x USB-C 3.1 Gen1 at up to 5V/3A and 1x USB-A 3.1 Gen1 at up to 5V/2.4A; Back: 4x USB-A 3.1 Gen1 at up to 5V/0.9A

docking station multiple expansion ports

Windows, macOS, and Chrome OS Compatible

The SD4750P is compatible with Windows 10, macOS 10.14+, and Chrome OS 44+.

universal dock chrome os windows macos

85W Power Delivery

Ideal for devices that require higher power, such as 15-inch MacBook Pro models introduced in 2016 or later. For USB 3.0 laptops requiring power delivery, see our optional 60W Power Splitter (K38310NA/EU).

laptop dock 85w power delivery charging

Three-Year Warranty

Rest assured knowing you’re covered by Kensington.

3 year docking station warranty

Free DockWorks™ Software

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

dockworks docking station software


Supports federal government purchasing protocols.

taa compliant docking station
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 USB-C or USB 3.0 (DisplayLink) Driverless No
Additional Screen Outputs 2 Video Ports DisplayPort++, HDMI
Maximum Resolution 4K Power Delivery 85W
Operating System(s) Chrome OS, macOS, Windows Number of USB Ports 6
USB Fast Charging Yes TAA Compliant Yes
Docking Station Family The Task Master DockWorks Yes
Best For USB-C or USB 3.0 Laptops & Ultrabooks and Monitors that support up to 4K Compatibility Chrome OS 44 or above, Windows 7 or above, macOS 10.14 or above
USB 3.0 Ports 5x: (1) USB 3.1 Gen1 (front) with 5V/2.4A fast-charging & (4) USB 3.1 Gen1 (back) supporting 5V/0.9A USB-C Ports 1 x: USB 3.1 Gen1 (front) with 5V/3A charging
Audio 1 x 3.5mm Microphone port (front), 1 x 3.5mm Headphone port (front) Data Transfer Speeds Supports up to 5Gbps data transfer speed
Ethernet Speed (Mbps) 1000, 100, 10 Maximum Resolution Supported Single or Dual Monitors: 3840 x 2160 @ 60Hz
Warranty 3 Years Plug & Play DisplayLink driver installation required
Security Slot Compatibility Kensington Security Slot System Requirements USB-C host device must support Power Delivery. Power Delivery is not supported on USB 3.0 host devices without the use of the optional 60W power splitter (K38310NA)
USB-C Power Delivery Supports USB-C PD 3.0 (85W of laptop charging) Video Output 2 x HDMI v2.0, 2 x DisplayPort 1.2++
4K Support Yes Packaging Width 118mm (4.65in)
Packaging Length 85mm (3.35in) Packaging Height 273mm (10.75in)
Packaging Weight 1.345kg (2.97lbs)
Questions & Answers
SD4750P USB-C & USB 3.0 Dual 4K Docking Station - DP/HDMI

SD4750P USB-C & USB 3.0 Dual 4K Docking Station - DP/HDMI