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

Key Features
2.4 GHz and 5 GHz Wi-Fi with Wi-Fi 6 compatibility and AP, STA or AP+STA operation
Modbus RTU-to-TCP conversion plus TCP, UDP, HTTP and MQTT for serial data exchange
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
Product Documents
Related Products
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