# Replacements for Unwind Guides and Rewind Guides

> Do you have an existing unwind or rewind guide with outdated sensors and control unit? We now have a solution with our rewind/unwind replacement kits featuring ARIS web positioning sensors and control units for all electromechanical, pneumohydraulic rewind/unwind systems, providing advanced edge…

**Last updated:** 2025-12-29

**Source:** https://r2r.tech/videos/replacements-unwind-guides-and-rewind-guides

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Do you have an existing unwind or rewind guide with outdated sensors and control unit? We now have a solution with our rewind/unwind replacement kits featuring ARIS web positioning sensors and control units for all electromechanical, pneumohydraulic rewind/unwind systems, providing advanced edge and center guiding.

## Related Products

- Web Position Sensor
- SCU
- SCU5
- Retrofit Kit

**Tags:** unwind guide, rewind guide, replacement kits, retrofit kits, web guide upgrades, Web Position Sensor, SCU, SCU5, Retrofit Kit

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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
- Phone: +1 (888) 290-3215
- Email: sales@r2r.tech