StarTech.com USB-C to HDMI Multiport Adapter with 140W PD Charging

USB-C

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Connection USB-C

StarTech.com USB-C to HDMI Multiport Adapter with 140W PD Charging is a USB-C docking station. Check that your laptop's USB-C port supports video before you buy. It came out in 2026.

Released: 2026-04-18

Specifications

Key specs

Connection: USB-C
Released: 2026-04-18
Part number: 315B-USBC-MULTIPORT
EAN / UPC: 0065030928083

Ports & interfaces

Connectivity technology: Wired
Host interface: USB 3.2 Gen 1 (3.1 Gen 1) Type-C
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity: 2
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity: 3
USB Power Delivery (USB PD): Yes
USB Power Delivery up to: 140 W
HDMI ports quantity: 1
HDMI version: 2.0

Network

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

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Performance

Data transfer rate: 5 Gbit/s
HD type: 4K DCI
Maximum digital resolution: 3840 x 2160 pixels
Product colour: Grey
UASP support: Yes
Housing material: Aluminium, Plastic
Mean time between failures (MTBF): 31565 h

Power

Power source type: USB

Software

Mac operating systems supported: 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, Mac OS 26 Tahoe
Linux operating systems supported: Yes
Other operating systems supported: ChromeOS

Operational conditions

Operating temperature (T-T): -10 - 45 °C
Storage temperature (T-T): -40 - 85 °C
Operating relative humidity (H-H): 25 - 93%

Weight & dimensions

Width: 50 mm
Depth: 125 mm
Height: 15 mm
Weight: 100 g

Technical details

Compliance certificates: RoHS, Federal Communications Commission (FCC)

Other features

Chipset: VIA - VL109, VIA - VL600, VIA - VL817S, Realtek - RTL8153B

Check the manufacturer's page before buying.

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About this product

Create a mobile workstation wherever you work, with a 4K 60Hz display, 5x USB ports, Gigabit Ethernet, and passthrough 140W power delivery to charge your laptop or tablet Turn one USB-C port into a complete mobile workstation with 4K video, 140W power, high-speed data, and wired network access. Power AI & High-Powered Laptops Without Losing Performance Deliver up to 140W USB-C Power Delivery passthrough to run AI workloads and charge high-draw laptops from a single port. Supports USB 5Gbps and 4K 60Hz HDMI at the same time, so users can drive a display, power the host, and connect peripherals. Ideal for shared desks and travel kits where port access is limited. Expand Devices Without Adapter Sprawl Add 3x USB-C and 2x USB-A 5Gbps ports to connect modern peripherals and legacy hardware in one setup. IT can standardize on a single adapter for hot desks, onboarding kits, or field deployments. Fewer dongles reduce support tickets, simplify asset management, and keep travel kits lightweight. Secure Reliable Wired Connectivity Integrated Gigabit Ethernet offers stable wired connectivity for large file transfers and cloud workflows when Wi-Fi is unreliable or restricted by policy.

Datasheet (PDF)