K33603AP - KENSINGTON SD4781P USB-C & USB 3.0 DUAL 4K, 100W CHARGE, HDMI(2), DP(2), VESA, WIN/MAC, 3Y
Features
Ideal for professionals requiring a single docking solution for a mixed estate of devices and organisations putting sustainability at the forefront, the SD4781P USB-C® & USB-A Dual 4K Docking Station is a versatile dock that supports the latest USB-C® and legacy USB-A* laptops - including dual monitor support for MacBook M1/M2/M3 laptops. SD4781P's outer case is composed of 53% post-consumer recycled content (PCR), aimed at reducing our environmental impact. The docking station supports up to 2 external Ultra HD monitors (4K @ 60Hz), with the ability to select between HDMI® 2.0 and DP++ 1.2 connections. A secure screw lock USB-C cable ensures the cable remains in place even in busy office environments. Together with data transfer speeds up to 10Gbps via 6 x USB ports and up to 100W Power Delivery, the SD4781P EQ USB-C® & USB-A Dual 4K Docking Station is the perfect solution for a wide range of different workstation setups. * USB-A devices require an alternative power source, sold separately.
- Supports USB-C® and legacy USB-A laptops running Windows 7 or above, macOS 10.14 or above, Chrome OS 44 or above.
- The plastic in this product contains 53% post-consumer recycled (PCR) content. *Does not include the cable, power supply or power cords
- Secure screw lock keeps the USB-C® host cable in place even in busy office and hot-desking environments
- Dual 4K Video via HDMI® 2.0 and DP++ 1.2
- Up to 100W Power Delivery to compatible laptops while powering connected accessories
- Up to 10Gbps data transfer speeds via 1 x USB-C® port and 5 x USB-A ports
- Accommodates Zero-Footprint Mounting and Kensington Security Lock
- Free Kensington Dockworks™ software
Universal Compatibility
Supports USB-C® and legacy USB-A laptops running Windows 7 or above, macOS 10.14 or above and Chrome OS 44 or above.

Sustainability focused
The plastic in this product contains 53% post-consumer recycled (PCR) content. *Does not include the cable, power supply or power cords

Secure Screw Lock Connection
Host USB-C cable includes a screw lock to ensure the cable remains in place even in busy office environments.

Multiple Ports
Supports USB-C® and delivers speeds up to 10Gbps via 1 x USB-C® port and 5 x USB-A ports. Also includes 2 x HDMI® 2.0 ports, 2 x DP++ 1.2 ports, Gigabit Ethernet port and an audio combo jack.

Dual 4K Video via HDMI® 2.0 and DP++ 1.2
Four video ports allow you to select between HDMI® 2.0 and DP++ 1.2 without the need for cumbersome adapters. Also enables dual screen supports for M1/M2/M3 MacBooks.

Up to 100W Power Delivery
Delivers power to laptop, docking station and connected accessories. Supports up to 100W for USB-C® Alt Mode laptops. USB-A laptops require an alternative source of power, sold separately.

Zero-Footprint Mounting Option and Security Cable Lock Slots
Maximise desktop space by mounting your docking station out of the way. Mounting bracket sold separately (K34050WW). Protect your investment with a Kensington cable lock (K65020EU or K65021WW), sold separately.

Specifications
Technical Specifications
| Connection technology | USB-C or USB-A (DisplayLink) |
|---|---|
| Driverless | No |
| Number of Screen Outputs | 2 |
| Video ports | DisplayPort++, HDMI |
| Maximum resolution | 4K |
| Power delivery | 100W |
| Operating system(s) | Chrome OS, macOS, Windows |
| Number of USB ports | 6 |
| USB fast charging | Yes |
| Docking station family | The Task Master |
| DockWorks | Yes (for Windows only) |
| Best For | USB-C or USB-A Laptops & Ultrabooks and Monitors that support up to 4K |
| Compatibility | Chrome OS 44 or above, macOS 10.14 or above, Windows 7 or above |
| Features | EQ |
| USB-A ports | 5x: (1) USB-A 3.2 Gen2 (front) with 5V/2.4A fast-charging & (4) USB-A 3.2 Gen1 (back) supporting 5V/0.9A |
| USB-C ports | 1x USB-C 3.2 Gen2 (front) with 5V/3A |
| Audio | 1 x 3.5mm Combo Microphone & Headphone Port (front) |
| Data transfer speeds | Supports up to 10Gbps data transfer speed |
| Ethernet Speed (Mbps) | 10, 100, 1000 Actual Ethernet speeds may vary depending on, but not limited to, Internet bandwidth, Ethernet cables, network switches, and the hardware and firmware performance of the host computer. |
| Maximum resolution supported | Single or Dual Monitors: 4096 x 2160 @ 60Hz |
| Plug & play | DisplayLink driver installation required |
| Security slot compatibility | Kensington Nano Security Slot, Kensington Security Slot |
| System requirements | USB-C host device must support Power Delivery. Power Delivery is not supported on USB-A host devices without the use of the optional 60W power splitter (K38310) |
| USB-C Power Delivery | Supports USB-C PD 3.0 (100W of laptop charging) |
| Video output | 2 x DisplayPort 1.2++, 2 x HDMI v2.0 |
| 4K support | Yes |
| Device Compatibility | MacBook M-Series Base Chipset |
| Brand | KENSINGTON |
|---|---|
| Product Type | Computers & Tablets > Docking Stations |
| Weight | 1.6 kg |
| Warranty |
|---|
Note:
Warranty period is as stated above unless the manufacturer has chosen to specify a longer period.
All warranties are return to base unless otherwise specified.
Shipping Information
- Free NZ-wide shipping on orders over $299
- Standard delivery 2–5 business days
- Rural delivery may take an additional 1–2 days
- Same-day dispatch for orders placed before 2pm (weekdays)
Returns Policy
- 7-day returns on unused items in original packaging
- Faulty or damaged products covered under warranty
- Contact our support team to initiate a return






