• Product Code: ★Elfin-EW40B&EW41B&EW42B
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Overview of Characteristic

  • Support for the 802.11b/g/n and BLE 5.0 wireless standard
  • Support for Bluetooth mode SmartBLELink distribution network
  • Support TCP / UDP / MQTT / WebSocket / HTTP and other network communication protocols
  • Support TTL/RS232/RS485 to Wi-Fi Conversion, Serial Speed Up to 230400 bps
  • Support STA/AP/AP+STA Mode
  • Support SmartLink V8 Smart Config (Provide APP)
  • Support Easy Configuration Through Web Interface or PC IOTService Tool
  • Support Security Protocol Such As TLS/AES/DES3
  • Support Webpage OTA Wirelss Upgrade 
  • Support Internal PCB Antenna and External SMA antenna
  • Wide power supply is 5~36V power supply
  • Dimensions: 68.5 x 35 x 17.8mm
  • FCC/CE/SRRC/IC Certificated

Wireless Standard BLE 5.0
Frequency Range 2402GHz-2480GHz
Processor 160MHz
Basic Frequency 448KB
Flash 8MB
Operating System mbed
Network Protocol IP,TCP,UDP,DHCP,DNS,HTTP Server/Client,ARP, BOOTP, AutoIP, ICMP,Web socket, Telnet, uPNP, NTP, Modbus TCP
Security Protocol TLS v1.2 AES 128Bit DES3
Network Mode STA/AP/STA+AP
Transmit Power 802.11b: +17dBm±1.5dBm (Max.@11Mbps) 802.11g: +15dBm±1.5dBm (Max.@54Mbps) 802.11n: +14dBm±1.5dBm (Max.@HT20,MCS7)
Receive Sensitivity 802.11b: -89dBm 802.11g: -76dBm 802.11n: -73dBm
Wi-Fi Security WEP64/WEP128/TKIP/ AES
Port Number EW40B:1 RS232 EW41B:1 RS485 EW42B:1 TTL
Data Bits 7,8
Stop Bit 1,2
Check Bit None,Even,Odd
Baud Rate TTL:1200bps~230400bps
Flow Control No Flow control Software Xon/ Xoff flow control
Configuration Http Web Configuration Customization of HTTP Web Pages
Size 61mm x 26mm x 17.8mm
Storage Temp. -45 ~ 105°C, 5 ~ 95% RH
Input Voltage 5~36VDC
Working Current Peak (1ms in 100ms): <350mA Average (STA, networked standby): 40mA Average (STA, 1KB/s): 60mA Average (AP): 70mA
Power <800mW
Wi-Fi Standard 802.11 b/g/n
Work Temp. -40 ~ 85°C
User Guide
EW4XB_PW4XB_MW4XB_Wport-W70_Operation Guide(20231010) [ Download Times: 164,  Date Update: 2023-11-28 17:04:27 ]
Elfin-EW4XB_User ManualV1.1(20230616) [ Download Times: 158,  Date Update: 2024-05-21 15:24:58 ]
Elfin-EW41B_FCC [ Download Times: 110,  Date Update: 2023-11-06 15:50:56 ]