Geekworm 50PCS Raspberry Pi 4 11mm Embedded Heatsink (P165-B), Raspberry Pi 4 Heatsink/Radiator Compatible with Raspberry Pi 4 Model B Computer and Pi 4 Expansion Board Support POE Extension (50PCS)

Note:
1. This is a new version P165-B embedded heatsink with 11mm thickness.
2. The P165-B embedded heatsink support install the 30mm cooling fan. No cooling fan included in the packing list.
3. Add one piece thermal tape as gift in case you will need. But it is strongly recommend to use the CPU grease (not included) to replace the thermal tape to get better heat dissipation. Due to shipping restrictions, please prepare the CPU grease if you need.
4. The Raspberry Pi 4 board is NOT included in the packing list.

Overview
This P165-B is an upgraded version of P165-A, which is perfectly compatible with POE Extension.
Geekworm design new version embedded armor aluminum alloy heatsink(P165-B) to slove Raspberry Pi 4 excessive heat generation problem when use Raspberry Pi 4 Model B with its expansion board. This heatsink can also be used with a 30mm cooling fan above. The Raspberry Pi 4 POE port is available to use now for the new version.

Key Features:
Only supports Raspberry Pi 4 Model B;
Supports to cooling down the Raspberry Pi 4 board when using the Pi 4 expansion board;
Equipped with only 4pcs M 2.5 x5+5mm spacers;
Raspberry Pi HAT positioning hole is M 2.5 internal thread; (this design is convenient to fix)
Supports the installation of 30mm fans; Cooling fan can be added when the heat dissipation of a single aluminum heat sink is not enough, so that all heat dissipation problems can be solved.
Support POE expansion board, the POE port is available to use.
Heatsink size: 6.5 x 5.5 x 1.1 cm/ 2.55 x 2.16 x 0.43 inch

Packing list
50x 11mm armor heatsink(P165-B)
200x M 2.5 x5+5mm spacers