Interface / Power 1 |
| 4-ch Current/Voltage/Power Monitor HAT for Raspberry Pi, I2C/SMBus | Stack HAT for Raspberry Pi, stacks up to 5 HATs at once | Pi Zero USB Adapter, Additional USB-A Connector for Zero | Power Management HAT for Raspberry Pi, Embedded Arduino MCU and RTC | Power over Ethernet HAT for Raspberry Pi 3B+/4B and 802.3af PoE network |
| Li-polymer Battery HAT, 5V Output, Quick Charge | 2-Channel Isolated CAN FD Expansion HAT for Raspberry Pi | RS485 CAN HAT for Raspberry Pi | 2-Channel Isolated RS485 Expansion HAT for Raspberry Pi | 2-Channel Isolated RS232 Expansion HAT for Raspberry Pi |
| Serial Expansion HAT for Raspberry Pi, I2C Interface, 2-ch UART, 8 GPIOs | 4 Port USB HUB HAT for Raspberry Pi | Ethernet / USB HUB HAT for Raspberry Pi, 1x RJ45, 3x USB |