Cluster HAT Kit (includes 4 x Raspberry Pi Zero W)

Canadian source for Raspberry Pi, Arduino, Micro:bit, DIY electronics, robotics, and educational products. Raspberry Pi approved distributor for schools, commercial and personal projects. Microbit accessories and educational kits. Huge collection of Adafruit and SparkFun products in stock.

USB Dongle Expansion Breakout Module Kit for Raspberry Pi Zero / Zero – 52Pi Store

Four-slot Raspberry Pi cluster board starts at $80

C4Labs Black Ice Bramble Cluster Case Kit fits Raspberry Pi 4B & 3B+ (4 Stack)

C4Labs Cloudlet Case Cluster Case for Raspberry Pi and Other Single Board Computers-Clear

Building a compact Pi cluster. A cluster of 4 Pi Zero 2 W on a Pi 4B…, by Andy Piper

Brass M2.5 Standoffs for Pi HATs - Black Plated - Pack of 2

Cluster HAT from MindKits New Zealand

A tiny cluster based on 4x Raspberry Pi Zero 2 W : r/homelab

PiTray mini for Raspberry Pi Compute Module 4 - DFRobot

Optimizing Raspberry Pi Power Consumption

R Pi Zero Wraspberry Pi 3g/4g Expansion Board For Rpi 2b/3b/3b+/4b/jetson Nano

Raspberry Pi 4/3B+/3B Cluster Case with Fan Kit

Cluster HAT v2.5 for Raspberry Pi