The Radxa Heatsink 6540B is an active cooling solution, currently compatible with both the Radxa ROCK 5C and Radxa Cubie A7A single-board computers (SBCs), delivering efficient thermal management for these devices.

Starting from August 18, 2025, this product adds thermal support for the Cubie A7A single-board computer.


Specification

• Dimensions: 61.0 x 40.0 x 9.5 mm
• Speed: 7000rpm ± 10%
• Material: Aluminum
• Voltage: 5V
• Connector: 2-Pin 1.25mm Pitch Connector
• Compatibility:
  • V2.0: Support for ROCK 5C
  • V3.0: Support for Cubie A7A and ROCK 5C

Package List

• 1 x Heatsink 6540B
• 1 x Thermally Conductive Silicone Sheet