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Remote Relay Control
ControlByWeb™ Ethernet I/O products provide an easy and reliable way to monitor & control devices over a network. Every product is designed
for simplicity and rock-solid performance, making remote relay control straight-forward and dependable.
All of our products have built-in web servers, allowing them to be accessed by a standard web-browser. There is no special software or app to download or buy, no drivers to
install, no batteries to change, and no monthly subscription.
**Our offices will be closed for the holidays on Thursday & Friday, November 26-27th. Orders placed during this time will be processed the following business day. Thank you for your business.
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• Test live ControlByWeb products. Click on any one of our product's Demo tabs to test a live unit!
ControlByWeb Ethernet I/O products can be easily integrated into SCADA and industrial automation systems
(using Modbus / TCP) or they can be used as single, stand-alone devices right out of the box. You can even use our products in pairs (peer to peer) to send
I/O over IP networks without using an external controller.
Data Acquisition and Remote Monitoring
ControlByWeb Ethernet I/O solutions provide accurate data acquisition over IP networks.
Our data acquisition devices allow you to measure and monitor discrete/analog signals from a remote location. Properties such as position,
water level, flow, voltage, current, and other analog signals can be accessed over the web with a standard browser. Digital temperature sensors can also be monitored and logged
with IP networks. Whatever your data acquisition needs may be, ControlByWeb makes it simple!