The KY-019 5V One Channel Relay Module Board is user-friendly electronic board for various applications, providing a reliable solution for controlling high-powered devices. The module is equipped with features that make it suitable for use as a temperature controller development board and for home appliance control.

Features:

• Working Voltage: 5V
• Pull-In Current: Approximately 70mA per channel
• Relay Status Indicator: The module features a relay status indicator, providing visual feedback on the relay's operational status.

Applications:

• The module can be used as a temperature controller development board, making it suitable for projects involving temperature regulation.
• It can also function as a home appliance control, enabling users to automate and control household devices.

Test Instruction:

• The module is designed with a simple 3-wire structure for each output group, facilitating easy integration into various projects.
• It includes six reserved output terminals, adding to its versatility and allowing users to connect multiple devices or components.

• The input and output of the module are electrically isolated, ensuring safety during operation.
• To activate the relay, supply the correct voltage and connect a high level to the input pin (e.g., short circuit with VCC).
• To deactivate the relay, disconnect or connect to a low level (e.g., short circuit with GND).

Package Includes:

• 1 x KY-019 5V Relay Module Board