Kensington SD4781P EQ USB-C & USB-A Dual 4K Docking Station with 100W Power Delivery

USB-C · 2

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Connection USB-C
displays 2

Kensington SD4781P EQ USB-C & USB-A Dual 4K Docking Station with 100W Power Delivery is a USB-C docking station for up to 2 screens. Check that your laptop's USB-C port supports video before you buy. It came out in 2025.

Released: 2025-05-16

Specifications

Key specs

Connection: USB-C
displays: 2
Released: 2025-05-16
Part number: K33603NA
EAN / UPC: 0085896336037

Ports & interfaces

Connectivity technology: Wired
Host interface: USB 3.2 Gen 2 (3.1 Gen 2) Type-C
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity: 4
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity: 1
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity: 1
USB Power Delivery (USB PD): Yes
USB Power Delivery revision: 3.0
USB Power Delivery up to: 100 W
HDMI ports quantity: 2
HDMI version: 2.0
DisplayPorts quantity: 2
DisplayPort version: 1.2
Combo headphone/mic port: Yes
Headphone connectivity: 3.5 mm
DC-in jack: Yes

Network

Ethernet LAN: Yes
Ethernet LAN (RJ-45) ports: 1
Ethernet LAN data rates: 10,100,1000 Mbit/s

View all specifications +6 more sectionsShow fewer specifications

Performance

Data transfer rate: 10 Gbit/s
HD type: 4K Ultra HD
Maximum digital resolution: 4096 x 2160 pixels
Number of displays supported: 2
Cable lock slot: Yes
Cable lock slot type: Kensington
Product colour: Black
LED indicators: Yes
Charging function: Yes
Housing material: Polycarbonate (PC), Acrylonitrile butadiene styrene (ABS), Metal

Power

Power source type: DC
AC input voltage: 100 - 240 V
Input current: 1.8 A
Power supply: 170 W
Output voltage: 20 V
Output current: 8.5 A

Software

Windows operating systems supported: Windows 7, Windows 8, Windows 10, Windows 11, Windows 8.1
Mac operating systems supported: Mac OS X 10.14 Mojave, Mac OS X 10.15 Catalina, Mac OS X 11.0 Big Sur, Mac OS X 12.0 Monterey, Mac OS X 13.0 Ventura, Mac OS X 14.0 Sonoma, Mac OS X 15.0 Sequoia
Other operating systems supported: ChromeOS

Operational conditions

Operating temperature (T-T): 0 - 40 °C
Storage temperature (T-T): -18 - 60 °C

Weight & dimensions

Width: 210 mm
Depth: 90 mm
Height: 30 mm
Weight: 385 g

Technical details

Warranty period: 3 year(s)
Compliance certificates: Federal Communications Commission (FCC), CE, CB, RoHS, UKCA

Check the manufacturer's page before buying.

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About this product

The SD4781P EQ USB-C® & USB-A Dual 4K Docking Station is a versatile and sustainable dock that supports USB-C® and legacy USB-A* laptops with the all-in-one benefits of video, data, and power. Delivering support for up to 2 external Ultra HD monitors (4K @ 60Hz), and the ability to select between HDMI® 2.0 and DP++ 1.2 connections (4 video ports for up to 2 external displays), the SD4781P eliminates the need for cumbersome adapters. It provides up to 100W of power delivery to the laptop and dock and delivers data transfer speeds up to 10Gbps via 6 USB ports. Additional features include host cable with secure screw lock connection, Gigabit Ethernet port, combo audio jack, mountable design, sustainable components, optional Kensington DockWorks™ software, and three-year limited warranty. *USB-A devices require optional power splitter (K38310NA) for Power Delivery. Universal Compatibility Supports USB-C® and legacy USB-A laptops running Windows 7 or above, macOS 10.14 or above, Chrome OS 44 or above. Sustainability Focused The plastic in this product contains up to 50% post-consumer recycled (PCR) content. *Does not include the cable, power supply, or power cords.

User manual (PDF) · Datasheet (PDF)

SD4781P EQ USB-C & USB-A Dual 4K Docking Station with 100W Power Delivery vs similar docking stations

	Kensington SD4781P EQ USB-C & USB-A Dual 4K Docking Station with 100W Power Delivery	Kensington SD4760P USB-C Triple Display Docking Station 100W PD HDMI Windows/macOS/Chrome	Kensington SD4781P EQ USB-C & USB-A Dual 4K Docking Station	Kensington MD125U4 USB4 Portable Docking Station (DFS)
Connection	USB-C	USB-C	USB-C	USB-C
displays	2	2	2	2
Released	2025	2025	2023	2022

Questions about the SD4781P EQ USB-C & USB-A Dual 4K Docking Station with 100W Power Delivery

What are the main specs of the Kensington SD4781P EQ USB-C & USB-A Dual 4K Docking Station with 100W Power Delivery?

USB-C, 2.

How does the Kensington SD4781P EQ USB-C & USB-A Dual 4K Docking Station with 100W Power Delivery connect?

It connects over USB-C.

How many displays can the Kensington SD4781P EQ USB-C & USB-A Dual 4K Docking Station with 100W Power Delivery run?

Up to 2.

When did the Kensington SD4781P EQ USB-C & USB-A Dual 4K Docking Station with 100W Power Delivery come out?

It was released in 2025/05 (Kensington).

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