FOR HF2211S Industrial Modbus RS485-to-WiFi Converter — Small Size TCP/IP Serial Server with 2M Flash

The FOR HF2211S is a compact industrial serial server that converts RS485 serial lines to WiFi, enabling Modbus devices to communicate over TCP/IP. Designed for space-constrained installations, this small-size unit provides reliable serial-to-network connectivity and includes 2M Flash memory for firmware and configuration storage. Ideal for integrating legacy RS485 equipment into modern wireless networks, the HF2211S functions as a dedicated TCP/IP serial server supporting Modbus protocol.