
Sixteen Relays 2A/24V 8-Layer Stackable HAT for Raspberry Pi
FEATURES All Relays with Status LEDs and NO contacts Eight layer stackable to 128 relays Pluggable Connectors 26-16 AWG wires 5V power supply powers also Raspberry Pi 24V/2A AC/DC on relay contacts On board hardware watchdog RS485 Port General purpose push-button 8 LEDs showing status of groups of 8 relays Software self-test Uses only I2C port, all GPIO pins available Works with any Raspberry Pi from ZERO to 5 ECCN Code EAR99 Command Line Python Library Node-Red nodes OpenPLC module CODESYS Library Home Assistant Integration Arduino Library DESCRIPTION Perfect add-on to your project when you have to control large number of loads. Stackable to 8 layers, the card can add up to 128 relays to each Raspberry Pi in a compact form factor. Pluggable connectors make the card easy to use when multiple cards are stacked up. Relays have N.O. contacts and can switch 24V/2A AC/DC. Bicolor LEDs conveniently grouped on one side of the board show when relays are on or off. A power LED shows when