
A solid-state relay (SSR) allows you to control high-current AC loads from lower-voltage DC control circuitry.



A solid state relay (SSR) allows you to control high-current AC loads from lower voltage DC control circuitry...

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!






Z-Wave relay with two NO/NC outputs and dual dry-contact 12-24V inputs to control DC up/down motors, sprinklers and gates.












A versatile, compact relay board that can drive up to 10A @28VDC while only drawing approximately 60mA at 5V.


A versatile relay board with opto-isolated inputs. Each channel can switch up to 10A @28VDC


This breakout module gives you access to a single channel solid state relay that can be switched with 3-5VDC

This breakout module gives you access to a 4 channel solid state relay that can be switched with 3-5VDC

This breakout module gives you access to a 8 channel solid state relay that can be switched with 3-5VDC





This breakout module gives you access to a 2 channel solid state relay that can be switched with 3-5VDC

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





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