HAT 4 channel-Relay 5V for Raspberry Pi/ CE certification - Keyestudio KS0212
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Relay for Raspberry Pi or Arduino 1-Channel 5V Relay Module 250V/10A – JemRF
Waveshare Rpi Relay Board (b) Expansion Board With 8-ch Relays For Raspberry Pi A+/b+/2b/3b/3b+ - Demo Board - AliExpress
Stackable 8-relay add-on supports up to 64 relays per Raspberry Pi
5V 1/2/4/8 Channel Relay Board Module for Arduino Raspberry Pi ARM AVR DSP PIC | eBay
Industrial 8-Channel Relay Module for Raspberry Pi Pico, Multi Protection - PiShop.us
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Eight Channel Relay Board for Raspberry Pi — PMD Way