WIN-SN-TNH-UPOE is a reliable industrial temperature and humidity monitoring module designed for IoT and automation applications. It supports Modbus TCP/IP and SNMP v2c communication, flexible external I2C sensors, and convenient web-based configuration. Powered through Active PoE (44–57V DC) or Passive PoE (38–57V DC), it provides accurate environmental monitoring for industrial facilities, greenhouses, smart buildings, and other critical applications.