# Can I retrofit Roll-2-Roll sensors onto existing web guides?

> Yes. Roll-2-Roll upgrade kits replace the sensor, controller and actuator on many existing web guides, including some Fife, AccuWeb and Erhardt+Leimer models. The actuator is matched to your guide's mount type (fixed or floating), and adapter kits are model-specific, so contact us to confirm your…

**Last updated:** 2026-10-06

**Source:** https://r2r.tech/resources/faq/can-i-retrofit-roll-2-roll-sensors-existing-web-guides

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## Question

Can I retrofit Roll-2-Roll sensors onto existing web guides?

## Short Answer

Yes, retrofit kits available for Fife, AccuWeb, E+L guides. 2-4 hour install.

## Detailed Answer

Yes. Roll-2-Roll upgrade kits replace the sensor, controller and actuator on many existing web guides, including some Fife, AccuWeb and Erhardt+Leimer models. The actuator is matched to your guide's mount type (fixed or floating), and adapter kits are model-specific, so contact us to confirm your model. All trademarks are the property of their respective owners. Roll-2-Roll Technologies is not affiliated with, endorsed by, or sponsored by Fife, AccuWeb or Erhardt+Leimer. Typical retrofit takes 2-4 hours.

**Category:** Installation

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## About Roll-2-Roll Technologies

Roll-2-Roll Technologies designs and manufactures patented fiber-optic web position sensors and advanced web guiding controllers — the precision measurement and control core of modern roll-to-roll manufacturing. Spun out of Oklahoma State University's Web Handling Research Center and trusted by Fortune 500 medical, battery, and nonwovens manufacturers, our patented sensors work without recalibration, with 0.0635 mm resolution and ±0.127 mm repeatability at line speeds up to 760 m/min — typical customer outcomes are 50%+ less downtime and payback under six months. Headquartered in Stillwater, Oklahoma, our team of PhDs, controls engineers, and industry veterans extends the sensor + controller core into complete web guide systems including stepper-motor-based linear actuators (RLA, BLA, LHS).

- Website: https://r2r.tech
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- Email: sales@r2r.tech