Make your products audibly and

noticeably better with GREWUS components

Acoustic signal sensores and haptic actuators are being installed in an increasing number of machines, systems, and devices. They warn, remind, inform, give users feedback on operation, and help people find their way in everyday life.


At GREWUS, we develop and produce innovative acoustic signal sensores and haptic actuators for all industries and applications. You will find our products in many vehicles and industrial plants, in the office, in the household, and even in medical technology. You probably have already come into contact with our signalling devices, because we are one of the market leaders in our field worldwide. We also develop and manufacture suitable solutions for your products, always tailored to your requirements and with “sensible” added value for you and your customers.

Our Products

Global competence center for acoustics and haptics



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Our news at a glance


Soon more informations…

#iAHC2023 Speaker: Philipp Sachs

🎙 We are pleased to present you another speaker: Phillip Sachs from XeelTech on behalf of the Haptics Alliance. We are happy to have Mr. Sachs as a speaker at the interACTIVE HAPTICS Conference 2023. He will speak about the following topic: “COLLABORATIVE INNOVATIONS FOR…

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#iAHC2023: The countdown begins!

🏁 THE FINISH LINE IS IN SIGHT! 🏁 Excitement fills the air as the countdown begins! With just SEVEN DAYS remaining, your chance to secure a ticket to the highly anticipated interACTIVE HAPTICS Conference in Hamburg is dwindling. Prepare for a captivating experience where the…

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