Cellular

  • Single X-410 with Cell, WiFi, and POE icons

    X-410™ | Edge Programmable Controller

     Price range: $299.99 through $399.99
    The X-410™ is a versatile industrial I/O controller with four relays, four digital inputs, and one temperature input, designed for reliable edge control. Its built-in web server allows for efficient deployment and its embedded GUI logic builder enable event-driven or scheduled automation without external software or licensing fees.
    Through peer-to-peer communication, the X-410™ can seamlessly expand with other ControlByWeb® devices, making it an efficient choice for system integrators and OEMs who need scalable, protocol-ready control in demanding environments.
    • 4 Relays & 4 Digital Inputs
    • Up to 16 Temperature Sensors
    • Ethernet, Cellular, or WiFi
    • 9-28VDC and/or POE
    Cellular and WiFi are Now Available. Note that X-410CW and X-410W models include cellular and WiFi capability respectively, which allows for more flexibility for your application.
    Global Cellular Coverage. Discuss international cellular options with a sales engineer.

    [frequentlyBought ids="7624,34491,7540,7798"]

     
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  • WebRelay single relay and input module with Ethernet, cellular, or WiFi connectivity

    WebRelay™ | Single Relay & Input Module

     Price range: $189.99 through $289.99
    The latest WebRelay™ is engineered for industrial reliability and flexible deployment. With updated firmware and optional Wi-Fi or cellular connectivity, it delivers robust remote relay control at the edge of your system.

    A streamlined browser-based interface and open REST API provide seamless integration with PLCs, SCADA platforms, and IIoT applications—without licensing fees or vendor lock-in. Whether deployed as a stand-alone controller or part of a larger automation network, WebRelay™ offers dependable performance in commercial, industrial, and OEM environments. Note: This is the updated WebRelay. See the original WebRelay here.
    • 1 Relay & 1 Digital Input
    • Ethernet, Cellular, or WiFi
    • 9-28VDC and/or POE
    Cellular and WiFi are Now Available. Note that X-WR-441CW and X-WR-441W models include cellular and WiFi capability respectively, which allows for more flexibility for your application.

    Global Cellular Coverage. Discuss international cellular options with a sales engineer.

    [frequentlyBought ids="7624,7621,7798,34091"]

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  • WebRelay-Quad device with 4 web-controlled relays for remote control with Celluar, Ethernet and, WiFi connectivity

    WebRelay-Quad™ | 4 Web-Controlled Relays

     Price range: $209.99 through $309.99
    The WebRelay-Quad streamlines relay control with powerful yet accessible options, including a conditional and scheduled logic builder with intuitive drop-down menus, seamless open API integration via your own software, or communication using industrial protocols like MQTT and Modbus TCP/IP. Note: This is the new WebRelay-Quad. See the original WebRelay-Quad here.
    • 4 Relays
    • Ethernet, Cellular, or WiFi
    • 9-28VDC and/or POE
    Cellular and WiFi are Now Available. Note that X-WR-444CW and X-WR-444W models include cellular and WiFi capability respectively, which allows for more flexibility for your application.

    Global Cellular Coverage. Discuss international cellular options with a sales engineer.

    [frequentlyBought ids="7624,7621,7793"]

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  • X-401 with Cell, WiFi, and POE icons

    X-401™ | Dual Relay and Input Module

     Price range: $269.99 through $369.99
    The X-401™ combines two SPDT (Form C) relays with two optically isolated inputs in a compact, industrial-grade module. As part of the 400 Series, it features a browser-based interface, embedded GUI logic builder, and open protocols (Modbus, MQTT, SNMP, REST) for seamless integration with SCADA, PLC, and IIoT systems.
    Ideal for applications such as process monitoring, equipment reboot, and alarm control, the X-401™ provides a reliable edge-control solution that eliminates licensing fees and reduces integration complexity.
    • 2 Relays & 2 Digital Inputs
    • Ethernet, Cellular, or WiFi
    • 9-28VDC and/or POE
    Cellular and WiFi are Now Available. Note that X-401CW and X-401W models include cellular and WiFi capability respectively, which allows for more flexibility for your application.
    Global Cellular Coverage. Discuss international cellular options with a sales engineer.

    [frequentlyBought ids="7624,7621,7798,34091"]

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  • X-412 with Cell, WiFi, and POE icons

    X-412™ | 4‐Channel Relay & Analog Input Module

     Price range: $369.99 through $469.99
    The X-412™ is an Ethernet-based I/O controller with four high-resolution analog inputs and four relays, engineered for precise monitoring in industrial and OEM applications. Its browser-based interface and embedded GUI logic builder enable event-driven automation, scheduling, and data acquisition—without external software or licensing fees.
    Functions as a stand-alone monitoring device with support for open protocols (Modbus, MQTT, SNMP, REST), the X-412™ integrates seamlessly into SCADA and PLC systems, providing a reliable and scalable solution for process monitoring, equipment control, and facility automation.
    • 4 Relays
    • 4 Analog Inputs
    New Cellular Option: The X-412CW model includes a cellular modem, compatible with our cellular data plans.
    WiFi is Now Available. The X-412CW model includes WiFi capability which allows for more flexibility and cost savings for your application.
    Global Cellular Coverage. Discuss international cellular options with a sales engineer.

    [frequentlyBought ids="7624,7916,34491,7781"]

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  • X-400™ | Modular I/O Controller

    X-400™ | Modular I/O Controller

     Price range: $299.99 through $399.99
    TThe X-400™ is a scalable Ethernet-based controller that supports up to 32 local expansion modules or remote ControlByWeb® devices through peer-to-peer communication, enabling systems with up to 64 I/O points. Its browser-based interface and embedded GUI logic builder provide event-driven automation for powerful turn-key solutions and seamless integration with SCADA and PLC platforms—without licensing fees.

    X-400C™ – Cellular-Enabled Model
    The X-400C™ adds a built-in cellular modem, extending the same modular control and integration capabilities to remote or distributed applications.
    • Expandable, Up to 64 I/O
    • Relays, Analog & Digital Inputs
    • Up to 16 temp sensors
    • Cellular version available
    Global Cellular Coverage. Discuss international cellular options with a sales engineer.

    [frequentlyBought ids="7635,34491,7624,7577"]

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  • X404CW with Cell and WiFi Icons

    X-404™ | Modbus RS-485 Module

     Price range: $399.99 through $499.99
    The X-404™ is a purpose-built industrial controller for Modbus networks, supporting up to 32 RS-485 devices or sensors. It also includes a 1-Wire Bus for temperature and humidity monitoring, making it a versatile option for process, facility, and OEM applications.

    With its browser-based interface and embedded GUI logic builder, the X-404™ streamlines configuration and control while eliminating licensing fees and vendor lock-in.

    X-404C™ – Cellular-Enabled Model
    The X-404C™ adds a built-in cellular modem, extending Modbus master and sensor monitoring capabilities to remote or distributed environments.
    • Modbus RS-485 input
    • Up to 16 temperature sensors
    • Cellular version available
    Global Cellular Coverage. Discuss international cellular options with a sales engineer.

    [frequentlyBought ids="7624,7927,34491,7793"]

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  • FridgeAlert temperature monitoring device with 3.5" touchscreen display, supporting multiple sensors and connectivity options

    FridgeAlert | Temperature Monitoring With Touch Screen

     Price range: $599.99 through $699.99
    The FridgeAlert™ is purpose-built to monitor fridge and freezer systems. It offers smart monitoring to avoid false alarms and battery backup to continue logging temperature data while alerting of any power outages. FridgeAlert is easy to set up and features a large touchscreen display for at-a-glance information.

    The FA100C model offers wireless capability with a built-in cellular modem.
    • 3.5″ Touchscreen Display
    • Up to 10 Temperature Sensors
    • 1 Digital Input
    • Cellular version available
    Global Cellular Coverage. Discuss international cellular options with a sales engineer.

    [frequentlyBought ids="7540,7558,7573,7624"]

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400 Series Guided Demo

Self-Guided, Live Demo of our Products

SETUP PAGES

Use the Setup Page to set up I/O, change settings, and create logic with intuitive dropdown menus.

CONTROL PAGE

Use the Control Page to see I/O status and manually control relays.

*Setup page login information: Username: admin Password: webrelay

Schedule A Guided Walkthrough

Want a little extra guidance? Schedule a 15-minute guided demo with our sales engineers. They’ll show you how it works for your application.

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