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HF5111B View larger



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Single UART Ethernet Serial Server, It have three Ethernet port include RS232/RS485/RS422. To achieve two way transparent transmission between serial and Ethernet, ModbusRTU also can transferred to ModbusTCP.

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£ 49.00 + VAT

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The HF5111B is a single UART to Ethernet Serial Server, It has three modes, RS232/RS485/RS422 to achieve two way transparent transmission between serial and Ethernet,  ModbusRTU also can transferred to ModbusTCP.


  • Coretex M3 with 2MB Flash and 128KB SRAM
  • Use FreeRTOS Operation System
  • Support TCP/IP/Telnet/Modbus TCPProtocol
  • Support Serial To 10/100M Ethernet Conversion, Serial Speed Upto 460800 bps
  • Support 10/100M Ethernet Auto-Negotiation
  • Support Easy ConfigurationThrough a Web Interface
  • Support Security ProtocolSuch AsSSL/AES/DES3
  • Support  Web OTA Wirelss Upgrade
  • Support Industrial Temperature:-40 to +85˚ C
  • Wide DC Input 5~36VDC or 9~50VDC
  • Size: 94 x65x 25 mm(L x W x H)
  • FCC/CE/RoHSCertificated


  • Processor: Cortex-M3
  • Basic Frequency: 96MHz
  • Flash: 2MB
  • SDRAM: 128KB
  • Operating System: FreeRTOS
  • Interface: Standard RJ45
  • Rate: 10/100M
  • Protection: 8KV electromagnetism isolation, shell insulation blocking
  • Network Protocol: IP,TCP,UDP,DHCP,DNS,HTTP,ARP,ICMP,Web socket,Httpd client,ModbusTCP,NTP
  • Security Protocol: Client :SSL v3(2048bit) Encryption:AES-CCMP、3DES Authentication:SHA-1、MD5、Base-64
  • Wi-Fi Security: Encryption:TKIP、WEP(64/128bit)、WPA、WPA2、AES-CCMP Authentication:PSK
  • Port Number: 1 (RS232、RS485、RS422)
  • Interface Standard: RS232:DB9 pin type, RS485:2 wire(A+,B-), RS422:4 wire(T+,T-,R+,R-)
  • Data Bits: 5,6,7,8
  • Stop Bit: 1,2
  • Check Bit: None,Even,Odd,Space,Mark
  • Baud Rate: 600 bps~921600 bps
  • Flow Control: RTS/CTS
  • Buffer: 4K
  • Configuration: Built-in webpage:Http Computer set-up software:IOTManager Serial command: CLI Support configuration record:Log Remote Configuration:Telnet
  • Virtual Serial: Windows, XP/Vista, 7, 8,10 Server 2003/2008/2012
  • Size: 95 x 65 x 25(mm)
  • Operating Temp.: -40 ~ 85°C
  • Storage Temp.: -45 ~ 105°C, 5 ~ 95% RH(no condensation)
  • Input Voltage: DC 5~36V
  • Working Current: ~170mA
  • Power: <1W
  • Warranty: 3 year
  • Accessories: 1* 5V/1A Power Adapter 1* Ethernet Cable