OPTO 22 

Expect More. 


Opto 22 manufactures hardware and software products that link all kinds of electrical, mechanical, and electronic devices and machines to networks and computers.


Opto 22 controllers, I/O (input and output modules), solid-state relays, and software are used for industrial automation, remote monitoring, data acquisition, and machine-to-machine (M2M) applications.


Our products make it possible for you to use your normal business computer systems to monitor, control, and get data from all the devices and machines that are important to your business.


Top Seller


G4 Series 4000 VRMS Isolation 3 A 240 V AC Output I/O Module

Mfr Part#:G4OAC5A

From as low as   $13.37 USD

Recently updated


MP Series 4 A 240 V Zero Cross DC Control Solid State Relay Through Hole - SIP-4

Mfr Part#:MP240D4

RoHS compliant

From as low as   $15.70 USD

All OPTO 22 Products


Stay in touch with the latest news...