Product Overview
A set of copper heatsinks sized for the Raspberry Pi 4B’s CPU, RAM, USB and LAN controllers. They arrive with adhesive pads for direct application.
Key Features
| Feature | Benefit |
|---|---|
| 4 copper heatsinks | Covers CPU, RAM, USB and LAN chips |
| Pre-applied adhesive | Stick on in seconds |
| Passive cooling | Silent — no fan needed |
Applications
| Application Area | Example Projects |
|---|---|
| Desktop use | Stable performance during long sessions |
| Servers | Always-on home and office servers |
| Media centres | Kodi and streaming boxes |
| Enclosed builds | Cases, kiosks and cabinets with little airflow |
| Overclocking | Extra headroom for higher clock speeds |
Benefits
Keeps performance up
A cooler processor avoids thermal throttling under load.
Longer life
Lower temperatures reduce stress on components in always-on systems.
Simple to fit
No soldering or special tools needed.
Compatibility
- Raspberry Pi 4 Model B
Why Choose This Product?
It’s a silent, low-cost way to lower Raspberry Pi 4B temperatures, and it can be combined with a fan.
Beginner Use Cases
- Keep a Raspberry Pi cool while gaming or browsing
- Cool a media centre in a closed cabinet
- Monitor temperatures with vcgencmd
- Build a quieter desktop
Professional Use Cases
- Always-on servers
- Kiosks and signage in warm rooms
- Edge computing enclosures
- Overclocked build servers
Package Includes
- 4× heatsinks
Which Cooling Option Fits?
- Raspberry Pi 5 — Argon THRML 30mm Active Cooler (plugs into the Pi 5 fan header).
- Raspberry Pi 4 in the official case — Raspberry Pi 4 Case Fan with Heatsink.
- Passive cooling for Pi 4B — Copper Heatsink Set.
- Custom enclosures — Mini Brushless Cooling Fan (5 V).

