RINGFEDER® | Leading Drive and Damping Technology

Protecting People, Securing Structures

RINGFEDER^® Friction Springs serve as a highly effective, maintenance- and wear-free protection system against earthquake damage in buildings and other critical infrastructure, e.g. as Cross-Bracing to maximize ultimate loads — Learn More ►

Water in Motion

Sustainable energy with RINGFEDER^®: High-quality Locking Assemblies, Shrink Discs, Friction Springs and Couplings ensure trouble-free, safe and economic operation in hydro power stations of all kinds — Find Out More ►

The Perfect Connection

Freedom from wear and maintenance, easy installation, backlash-free torque transmission – as optimum friction-fit shaft-hub connection, RINGFEDER^® Locking Assemblies are the preferred choice of leading users — Convince Yourself ►

Ingredients That Make the Difference

Portioning, dosing, filling, packaging and much more – RINGFEDER^® drive components meet maximum hygiene standards. That is not the only reason why they are ideal for mechanical facilities in food and beverage production — Learn More ►

Systematic Innovation

Steel Disc Couplings of the new RINGFEDER^® TND series convince with backlash-free torque transmission and highly effective misalignment compensation – as well as a smart modular system that leaves nothing to be desired — Read Now ►

Peak Performance. Absolutely Safe.

First-class RINGFEDER^® Locking Assemblies, Shrink Discs, Barrel and Elastomer Couplings ensure maximum operational reliability in cranes and hoists of all kinds – on land, at sea and everywhere in between — Discover Now ►

Welcome to Your System Partner for Drive and Damping Technology

RINGFEDER POWER TRANSMISSION is the international market leader in niche markets for drive and damping technology. We develop, manufacture and supply superior Shaft-Hub Connections, Damping Components, Couplings, Brake Systems and Bearing Housings for highest functionality and durability requirements in a wide range of technology sectors worldwide.

We not only always provide our ambitious customers with competent advice based on over 100 years of experience and expertise, but also realize need-based, application-oriented solutions together with them that guarantee safe, failure-free and economic machine and plant operation – with our aspiration to be Partner for Performance.

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Acquisition of RATHI TRANSPOWER PVT. LTD. by RINGFEDER POWER TRANSMISSION | RINGFEDER®

Closer, Stronger, Better: Acquisition of RATHI TRANSPOWER PVT. LTD.

We are pleased to annouce that India-based RATHI TRANSPOWER PVT. LTD. has joined RINGFEDER POWER TRANSMISSION. This acquisition is bringing us even closer to our worldwide customers and is further strengthening our leading power transmission portfolio by high-quality flexible, rigid, fluid and tyre couplings for advanced industrial applications.

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RATHI Website

Our High-Quality Product Portfolio

Locking Assemblies

Locking Assemblies for Bending Loads

Locking Assemblies Stainless Steel

Shock Absorbing Elements

Elastomer Jaw Couplings GWE

Elastomer Jaw Couplings TNM

Elastomer Jaw Couplings TNS

Elastomer Jaw Couplings TNB

Metal Bellows Couplings GWB

Steel Disc Couplings TND

Gear Couplings TNZ

Barrel Couplings TNK

Flange Couplings TNF

Torsional Highflex Couplings TNR

Safety Couplings TNT

100th Anniversary of RINGFEDER POWER TRANSMISSION | RINGFEDER®

Product Guide RINGFEDER®

First-class Shaft-Hub Connections, Damping Components, Couplings and Coupling-Brake Systems for highest requirements in a wide variety of applications – get a quick and easy overview of RINGFEDER POWER TRANSMISSION as well as all product lines and series of our premium brand RINGFEDER^® with our latest comprehensive Product Guide.

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Learn More About Our Application Segments

The Engineer's Blog

Recent technological innovations, latest industry news, smart solution concepts and in-depth practical reports – stay well informed about our world of drive and damping technology.

Locking Assemblies Optimize Shredder Performance for Sustainable Farming

Shredding machines are more and more used by farmers in countries like India. Many farmers burn the crop residues in...

What Can Vibration Dampers Do for Earthquake-Resistant Construction?

Effective, easy to install, cost-efficient: Vibration dampers are ideal for dissipating earthquake-induced energy fro...

RINGFEDER® in the Entertainment Industry: Our Connection with a T-Rex

We manufacture products that comply with the highest function and safety requirements set forth in the most diverse...

Your Contact to Us

You like to receive an offer, have specific questions, require technical support or you are interested in a customized solution? Our experts in Engineering and Sales are more than happy to assist you. We look forward to your inquiry! Because excellent solutions always start with excellent guidance.

Contact us quickly and easily via our request form, by e-mail or telephone, or also using the "Need Help?" feature at the bottom right of this site.