KY-019 One Channel Relay Module 5V

The KY-019 1 Channel Relay 5V module is a versatile component designed for controlling high voltage AC devices and circuits. It features a 1MΩ resistor, a LED, a 1N4007 rectifier diode, and a 5VDC relay capable of handling up to 250VAC and 10A. The module provides a convenient interface with 3 male header pins on the DC side, allowing for easy connection of signal, power, and ground. On the AC side of the board, there are three contacts: NC (Normally Closed), Common, and NO (Normally Open), providing flexible switching configurations to suit different requirements. With its robust relay and high voltage/current capacity, the KY-019 module ensures reliable performance in controlling AC devices and circuits. It can be used in a wide range of applications, including home automation, industrial automation, and other projects that require the control of high voltage AC components. The module is designed for easy integration into existing circuits or systems, thanks to its compact design and clear pin layout. By utilizing the KY-019 1 Channel Relay 5V module, users can effectively control AC devices and incorporate them into their electronic projects with ease.