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    • Air Conditioning To Opc Ua Converter Bliiot Bl121ac - China

    price: 57.00 Dollar US$

    Air Conditioning To Opc Ua Converter Bliiot Bl121ac

    Products Photos Catalog Air Conditioning Opc Photos Catalog

    The BL121AC is a protocol translator with Ethernet ports and RS-232/485 serial ports.

    Beilai BL121AC protocol translator supports Air Conditioning Protocols converting to OPC UA protocol.

    This protocol translator is used for industrial air conditioning and control system communication.

    Key Features Bidirectional Downlink Compatibility Supports Modbus RTU/TCP Master for seamless PLC/sensor integration.

    Connects 10/50 devices and collects 512/4000 data points (ideal for medium-scale systems).

    Cloud Platform Integration Uplink via OPC UA for secure cloud/SCADA data transmission.

    Flexible Networking Dual Ethernet ports: 1×WAN + 1×LAN (supports cascaded switches).

    WiFi model available (BL121ACW): Dual-band 802.11a/b/g/n, 20m outdoor coverage.

    Industrial Hardware

    ARM MCU @300MHz + Linux OS for stable edge computing.

    128MB RAM + 64MB Flash for efficient data buffering.

    Typical Applications

    Unattended computer room: Environmental system monitoring connection temperature and humidity sensor + air conditioning controller

    Smart Building: Monitoring of HVAC, lighting, elevator and other systems to solve energy waste and lack of unified control


    Company Contact:


    • Phone: 0086-755-29451836

    • Address: 210-212, A2 Building, Fuhai Information Port, Xinhe Community, Fuhai Street, Baoan, Shenzhen, China, 深圳 , 粤 , China

    • Email: Email


    Published date: April 21, 2026

    • Business Description: Beilai offer partners with a wide range of hardware including Industrial Ethernet I/O Module, Distributed I/O System, Remote I/O Module, Industrial IoT Gateway, Cellular IoT M2M RTU, Embedded ARM Computer, Industrial 4G Edge Router, X86 Embedded Industrial Computer, Remote Battery Measurement System, Cellular SMS Controller, Network Fault Monitoring Alarm, Cellular Gate Opener, OEM and ODM services.

      Our Products:

      - 6ull Dual Core Cortex A7 Industrial Edge Arm Controller Armxy Series With 4g Wifi

      - 6ull Cortex A7 Industrial Edge Computing Gateway Armxy Series With Linux Ubuntu Debian Node Red

      - Bliiot Armxy Series Compact Arm Embedded Controller With Rs485 Di Do Can For Smart Cities

      - I Mx6ull 800mhz Armxy Series Arm Industrial Controller Compatible With Linux Node Red Qt

      - Dual Core Cortex A7 Ip30 Arm Based Embedded Computer With Rs485 For Remote Monitoring

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