Y201-W Single-Port Dual-Band Wi-Fi Serial Gateway

Serial to Dual-band Wi-Fi Converter

Y201-W brings one RS232, RS485 or TTL serial port onto 2.4/5 GHz Wi-Fi, with AP/STA modes, two network sockets and Modbus RTU-to-TCP conversion.

  • RS485
  • RS232
  • TTL
  • WiFi
  • MQTT
  • Modbus Gateway

Key Features

01

One physical serial port with RS232, RS485 or TTL options and two logical sockets, A and B

02

2.4 GHz and 5 GHz Wi-Fi with Wi-Fi 6 compatibility and AP, STA or AP+STA operation

03

Modbus RTU-to-TCP conversion plus TCP, UDP, HTTP and MQTT for serial data exchange

04

5–36 VDC supply, Web UI and AT-command setup, with Web and HTTP firmware upgrades

Specifications

Power Supply

Voltage
DC 5~36V
Current Consumption
55 mA @ 12V

Serial Interfaces

Ports
1
Interface Type
RS232 or RS485 or TTL
Baud Rate
1200~460800 bps
Data Bits
7/8
Stop Bits
1/2
Parity
NONE / ODD / EVEN
Hardware Flow Control
Not supported

Wireless

Standard
802.11ax / 802.11ac, backward-compatible with 802.11b/g/n
Modes
AP / STA / AP+STA
Tx Power
20.5 dBm max
Security
WPA-PSK / WPA2-PSK / WPA3-PSK

Network And Protocols

Network Protocols
DHCP / DNS / TCP / UDP / HTTP / ICMP / MQTT
Tcp Server Concurrency
Up to 8 clients per port
Packet Length
8~1460 bytes (default 1460)
Packet Interval
0~1000 ms

Environmental

Dimensions
74 x 27 x 15.6 mm
Operating Temperature
-40°C ~ +85°C
Humidity
5% ~ 95% RH, non-condensing

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