At a Glance: Razer Thunderbolt™ 4 Dock | RC21-0169x

Updated: 02-Nov-2025 | Answer ID: 4056
Technical specifications for the Razer Thunderbolt™ 4 Dock | RC21-0169x including product manuals, downloads, FAQs, and product warranty information.

Manuals | Product Warranty | Product FAQs

The first-ever Thunderbolt™ 4 Dock with Razer Chroma that can display dual 4K monitors, 40 Gbps transfer speeds, and connecting a variety of devices all while charging your laptop.

Razer Thunderbolt™ 4 Dock | RC21-0169x Product Image

 

Device Layout

 

Razer Thunderbolt™ 4 Dock | RC21-0169x Device Layout

  1. Power port
  2. Thunderbolt™ 4/USB Type-C ports (receiver)
  3. Gigabit Ethernet port (RJ-45)
  4. USB 3.2 Gen 2 Type-A ports
  5. SD card slot
  6. 3.5 mm audio combo port
  7. Thunderbolt™ 4/USB Type-C port (source)
  8. Razer Chroma™ RGB underglow lighting
  9. 100 W Thunderbolt™ 4/USB Type-C cable
  10. Power adapter + regional power cord

 

Full Technical Specifications

 

Category Specification
Variation Razer Thunderbolt™ 4 Dock Chroma | RC21-016901 Razer Thunderbolt™ 4 Dock Mercury | RC21-016902

Product Image

Razer Thunderbolt™ 4 Dock | RC21-0169x Black Version

Razer Thunderbolt™ 4 Dock | RC21-0169x Mercury Version
Connection Type

Thunderbolt™ 4
Input & Output
  • 4x Thunderbolt™ 4 3x Downstream, 1x Upstream) - Full Function (PD/DATA/DISPLAY)
  • 1x UHS-II SD 4.0 Card Reader
  • 1x Ethernet
  • 4x Thunderbolt™ 4
  • 3x USB 3.2 Gen 2, 10 Gbps
  • 1x 3.5 mm audio combo port
Audio

3.5 mm headphone/microphone combo port
Display Output

Up to 2 x 4K 60 Hz displays (Intel based Mac), 1 x 4K 60 Hz display (M1 based Mac)
Compatibility
  • Windows 10 PCs with Thunderbolt™4 Port or Thunderbolt™ 3 Port
  • Mac Systems with M1 Processors*
  • Mac Systems with Thunderbolt™3 Port running MacOS 11.1 Big Sur or Later

*For M1 MacBooks only one video output is supported
Power Delivery
  • Up to 90 W PD power charge via TBT4 for laptop
  • Up to 90 W PD power charge via USB-C for laptop
  • Up to 15 W PD power charge via USB-C for phone
  • Up to 10 W power charge via USB-A for laptop
Thunderbolt™ 4 Cable Length

0.8 m / 2.62 ft
Adaptor

135 W Power adaptor
Finish

Black aluminum

Mercury White Aluminium
Razer Chroma™ Support

Razer Chroma™ color customization only supported in Windows OS. Razer Chroma color customization is not supported on Mac OS.

N/A
Kensington Lock N/A Yes
Dimensions
  • H: 1.06 in / 27 mm
  • D: 2.93 in / 74.5 mm
  • W: 7.48 in / 190 mm
Weight

0.75 lbs / 338 g

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