Heatsink for CM4 with Antenna Opening

This is a dedicated aluminum heatsink for Raspberry Pi Compute Module 4, CM4 with a special notched for the onboard antenna and also to access U.FL external antenna kit. It is compatible with both:

• Compute Module 4 with built-in Wireless
• Compute Module 4 without Wireless

It is an Aluminum Heatsink, that comes with corrosion/oxidation resistance, black in color for better heat dissipation.

Tailored For CM4 & Based Board

The size and dimension match the CM4 in size and mounting holes.

Note: CM4 is not included.

Notched For Antenna Section

Note: CM4 and the external antenna kit are not included.

Work With Various CM4 IO Boards

Note: CM4 and IO Boards are not included.

Good Thermal Performance

How To Install

1. Attach thermal tapes onto the CM4, fix the nuts and standoffs to the heatsink

2. Fix the screws as the pictures shown

• Heatsink designed for Raspberry Pi Computer Module 4
• Dedicated notch for CM4 antenna, space for on-board PCB antenna, and also for ease of accessing U.FL connector when installing an external antenna
• Suitable for both wireless and non-wireless CM4
• Comes with thermal pads for CPU and PMU
• Color: Black
• With fins to improve passive cooling
• Maintenance-free as there is no moving part
• Nylon washers/rubber gaskets are perfect for mounting on CM4 IO Board
• Size: 55*40*5mm

Dimensions :

• 1 x Heatsink for CM4 (Black)
• 1 x Set of Thermal Pad
• 4 x Nylon washer/rubber gasket
• 1 x Set of screws, nuts, copper spacers
• 1 x Small Screwdriver