StarTech.com · Laptop Docks & Port Replicators

StarTech.com External Thunderbolt 3 to USB Controller - 3 Dedicated USB Host Chips - 1 Each for 5Gbps USB-A Ports, 1 Shared Between 10Gbps USB-C & USB-A Ports - price in United Kingdom

Model TB33A1CMPN TB33A1CEAN 065030871204

ConnectivityWired
Weight200 g
ColourBlack, Silver
Ethernet LANNo

Lowest price incl. delivery

£143.99

at Back to the OfficeFree deliveryIn stock

1 store
1 in stock
1 with free delivery
Checked 6 Oct 2026, 05:40 UTC

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Full specifications and side-by-side comparison

Prices in United Kingdom

1 store · prices in GBP · updated 6 Oct 2026, 05:40 UTC

Lowest price£143.99at Back to the Office · free shippingGo to Back to the Office

Price range across 1 offer

Every store asks the same price.

1 of 1 stores in stock
1 with free shipping
Checked 6 Oct 2026, 05:40 UTC

Back to the OfficeLowest priceStarTech.com External Thunderbolt 3 to USB Controller - 3 Dedicated USB Host Chips - 1 Each for 5Gbps USB-A Ports, 1 Shared Between 10Gbps USB-C & USB-A Ports - TB3 Daisy Chain - Self Power In stockFree shipping
£143.99incl. free shipping
Go to store : Back to the Office (opens in a new tab)

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Product details

Identification

Brand: StarTech.com
Product: External Thunderbolt 3 to USB Controller - 3 Dedicated USB Host Chips - 1 Each for 5Gbps USB-A Ports, 1 Shared Between 10Gbps USB-C & USB-A Ports -
Full name: StarTech.com External Thunderbolt 3 to USB Controller - 3 Dedicated USB Host Chips - 1 Each for 5Gbps USB-A Ports, 1 Shared Between 10Gbps USB-C & USB-A Ports -
Manufacturer part number: TB33A1C
EAN / UPC: 065030871204
Category: Laptop Docks & Port Replicators

53 specifications from the manufacturer's data sheet

Ports & interfaces

Connectivity technology	Wired
Host interface	Thunderbolt 3
USB 2.0 ports quantity	0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	2
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
HDMI ports quantity	0
Thunderbolt 3 ports quantity	2
Microphone in	No
Headphone outputs	0

Network

Ethernet LAN	No
Ethernet LAN (RJ-45) ports	0

Performance

Product colour	Black, Silver
Card reader integrated	No
Data transfer rate	20 Gbit/s
Housing material	Aluminium
UASP support	Yes
Brand compatibility	Any brand
Certification	CE, FCC

Power

Power source type	AC
AC input voltage	100 - 240 V
Input current	1.8 A
Power supply	15 W
Output current	3.25 A
Output voltage	20 V
Power consumption (typical)	65 W
Power plug type	Type N
Compatible power plug types	AU, EU, JP, UK, US

Software

Windows operating systems supported	Windows 10, Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10 Enterprise x64, Windows 10 Home, Windows 10 Home x64, Windows 10 IOT Core, Windows 10 Pro, Windows 10 Pro x64, Windows 10 x64, Windows 11, Windows 11 x64, Windows 7, Windows 7 Enterprise, Windows 7 Enterpri
Mac compatibility	Yes
Mac operating systems supported	Mac OS X 10.12 Sierra, Mac OS X 10.13 High Sierra, Mac OS X 11.0 Big Sur, Mac OS X 12.0 Monterey, Mac OS X 13.0 Ventura

Operational conditions

Operating temperature (T-T)	0 - 40 °C
Storage temperature (T-T)	-20 - 70 °C
Operating relative humidity (H-H)	0 - 90%

Weight & dimensions

Width	74 mm
Depth	148 mm
Height	23.5 mm
Weight	200 g

Packaging data

Package width	185 mm
Package depth	285 mm
Package height	116 mm
Package weight	1.6 kg

Packaging content

AC adapter included	Yes
Cables included	Thunderbolt
Quick start guide	Yes

Technical details

Compliance certificates	RoHS

Logistics data

Harmonized System (HS) code	84733020
Master (outer) case height	300 mm
Master (outer) case length	385 mm
Master (outer) case width	368 mm
Products per master (outer) case	6 pc(s)