





Single-channel WisBlock relay switches up to 250 VAC/10 A for control of motors, lights and conveyors in IoT projects.


Over twenty sensors, displays and actuators on one breadboard - go from first blink to a working project without buying another module.

Six independently controlled relay channels in one compact enclosure, driven by a Seeed Studio XIAO ESP32-C6 with ESPHome firmware pre-installed.








With this carrier in combination with any board from the MKR family, you can quickly create your next IoT project without any extra components. This...






Safely control circuits and isolate logic inputs. Driven by an ESP32-S3, this DIN-rail mountable hub features robust optocoupler isolation and comprehensive connectivity, including RS485.





Bring programmable switching to a DIN rail - high-power relays, isolated field inputs and a wired network connection in one unit.


Industrial-grade switching for DIN-rail panels, controlled over Ethernet and powered from the same cable via POE.








Your 5V system can wield great power with this big, beefy relay board. How does 10A on the NC contacts and 20A on the NO contacts sound? The SparkFun Beefcake Relay Control Kit contains all the parts you need to get your high-power load under control. Only minimal assembly is required!

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