EDGE PROGRAMMABLE I/O Open. Flexible. Industrial. Stand-Alone Automation. PLC/SCADA Expansion. Custom Recommendation Work with us […]

EDGE PROGRAMMABLE I/O

Open. Flexible. Industrial.

Stand-Alone Automation. PLC/SCADA Expansion.

Custom Recommendation
X-400 expandable industrial controller
Browser-Based GUI
No Licensing
On-Board Logic
Open API
PLC Integration
No Lead Time
Browser-Based GUI
No Licensing
On-Board Logic
Open API
PLC Integration
No Lead Time

Trusted By:

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Designed, Manufactured, and Supported in the USA

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“The quality of the product is everything.”

“They are well designed, the quality of the product is everything it should be and they solve problems that other products can not.”
★★★★★

– Frank Kiernan

“Simple, reliable, and fantastic support.”

“Simple to set up, extremely reliable, and fantastic support.”
★★★★★

– Daniel Dismukes

“Covers all my needs.”

“Easy to use and program [and] reliable; I’ve used them at remote locations subject to -20°F with no problems. [ControlByWeb’s] product line covers all my needs.”
★★★★★

– Verified Purchaser

Reliable & flexible I/O devices for industrial automation applications. In stock now and ready to ship!

X-400

X-400 with Cellular and WiFi
  • Expandable, Up to 64 I/O
  • Relays, Analog, & Digital Inputs
  • Cellular version available

WebRelay

WebRelay single relay and input module with Ethernet, cellular, or WiFi connectivity
  • 1 Input & 1 Relay
  • Ethernet, Cell, & WiFi Options
  • 9-28VDC and/or POE

X-410

Single X-410 with Cell, WiFi, and POE icons
  • 4 Inputs & 4 Relays
  • Up to 16 1-Wire Temp Sensors
  • Ethernet, Cell, & WiFi Options

WebRelay-Quad

WebRelay-Quad device with 4 web-controlled relays for remote control with Celluar, Ethernet and, WiFi connectivity
  • 4 Relays
  • Ethernet, Cell, & WiFi Options
  • 9-28VDC and/or POE

ControlByWeb® relays have a built-in, browser-based user interface that makes setup and programming simpler–no software to license. The Task Builder lets you program conditional and scheduled logic, with or without code, to easily control relaysdata loggingemail alertsModbus registersand more through simple drop‐down menus or with simple scripting. View your input data and control relays on the easy-to-use control page.

X-410™ Live Demo

Take a self-guided tour of the built-in firmware included with our best selling X-410.

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

Use the Control Page to see and change the state of relays and inputs at a glance.

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.

Computer monitor with X-410 firmware
List of communication protocols that ControlByWeb is compatible with - including: MQTT, Modbus, SNMP, Open API, HTTPS, JSON

ControlByWeb devices are known for their flexibility, and that extends to industrial platforms and protocols. Our controllers are truly open, with an open API and open protocols such as MQTT and Modbus TCP/IP. Take your IIoT projects to the next level by integrating our devices into your preferred system.

ControlByWeb devices are known for their flexibility, and that extends to industrial platforms and protocols. Our controllers are truly open, with an open API and open protocols such as MQTT and Modbus TCP/IP. Take your IIoT projects to the next level by integrating our devices into your preferred system.

List of communication protocols that ControlByWeb is compatible with - including: MQTT, Modbus, SNMP, Open API, HTTPS, JSON

Make remote access, monitoring, and control easier with the ControlByWeb Cloud. Our Basic plan makes access and data logging much easier, with parent/child account management and full access to our cloud API. Our Advanced plan adds dashboards, reports, and longer data log storage.

CBW Cloud

ControlByWeb edge controllers include a robust set of features right out of the box. Easily set up notifications, extend your I/O with P2P networking, and build dashboards and data logs in a few clicks.

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Peer-to-Peer Mesh

P2P I/O sharing in a mesh architecture lets you build a standalone edge processing system.

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Secure IIot

Hardened features like TLS encryption, IP filtering, and regular testing makes our devices secure.

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Control Page Dashboard

Browser-based control page makes viewing data and controlling relays simple.

Remote Notifications

Connect to any email server and send conditional or scheduled event-based notifications.

Data Logging

Local data logging from intervals or conditional events. Capture data with FTP, email, or polling.

Sensor Compatibility

Monitor nearly any sensor: contact, analog, Modbus RS-485, and 1-wire digital temp.

Remote Notifications

Connect to any email server and send conditional or scheduled event-based notifications.

Data Logging

Local data logging from intervals or conditional events. Capture data with FTP, email, or polling.

Sensor Compatibility

Monitor nearly any sensor: contact, analog, Modbus RS-485, and 1-wire digital temp.

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Made in the USA Since 1999

Everything we manufacture is built and supported at our facility in northern Utah, USA. When you contact us, a knowledgeable, in-house staff member is on the other end.

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Industry-Leading 5-Year Warranty

Decades of use in the field have proven our devices to be highly reliable. We use quality components that will stand up to your application.

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Risk-Free Returns

We’re confident that our controllers will meet or exceed your expectations. If, for any reason, our devices aren’t the right fit, you can return them within the first 30 days. See full return policy.

What We Build

ControlByWeb products are built for professionals who value freedom, reliability, and flexibility.

Who We Serve

ControlByWeb exists to serve the engineers, technicians, and professional integrators building the backbone of the Industrial Internet of Things (IIoT).

Where We Came From

Founded in 1999 as Xytronix Research & Design, ControlByWeb shifted to manufacturing our own line of I/O controllers.

Explore Our Products

Find the right solution for your application

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