See also our Dynapar line of Rotary Feedback Products

Avtron – Tachs, Tachometers, Encoders, Rotary Pulse Generators 

Classic Models of Tachs, Encoders, Pulse Generators

The following Avtron Tachometers are no longer produced and have been replaced with new and improved models. Click on the new model number for additional information.

Cross Reference for Older Style Encoders

Available Tach Instruction Sheets can be found on the Avtron website.
The links below will open a new browser window of the Encoders section on the Avtron site.

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Contact Joliet Technologies TODAY if you have any questions concerning Avtron’s Tachs, Encoders, and Pulse Generators:
Phone (815) 725-9696,
Toll Free (866) 492-9888,
Fax (815) 725-9393 or
E-mail info@joliettech.com


Joliet Technologies custom packages, integrates and engineers AC Variable Frequency Drives (VFD), DC Variable Speed Drives (VSD) and AC Drive Controllers using top of the line manufacturers, like ABB, Emerson-Control Techniques, Siemens and Saftronics (Fincor). Our custom drive packages are built to your specifications for your application. We specialize in large horsepower drive systems (500Hp and above). Call us at (815) 725-9696 or fax us at (815) 725-9393 or e-mail us or fill out an RFQ with your requirements. Serving the greater Chicagoland area and the World.