The BT0104 Relay Expansion Module provides 16 relay outputs, adding extra control points to your devices. It enables data transmission via the MODBUS protocol and can be expanded through Ethernet, Wi-Fi, GPRS, and MQTT connections. With the BT0104 IoT Relay Expansion Module, you can easily manage your devices in industrial automation and smart building projects.

Applications:

Energy Management: Relay outputs allow you to control energy systems and monitor power distribution.

Smart Building Systems: Provides expandable relay outputs to manage HVAC, lighting, and security systems.

Industrial Systems: Enables automatic control in production lines, improving coordination between machines.