SOFT MUSCLE-LIKE PERFORMANCE
How It Works
Conventional actuators rely on rigid, costly, and noisy components that waste energy. Inspired by nature, HASEL actuator technology offers a softer, smarter alternative - delivering quiet, efficient, and precise motion for the next generation of robotics.
HASELs are based on a unique combination of electrostatic and hydraulic forces. These electrically-controlled artificial muscles are made from low-cost materials and offer versatile performance. HASEL actuators can be designed to produce contracting motion, expanding motion, or other complex deformations.



Hydraulically Amplified Soft ELectrostatic (HASEL) Artificial Muscles
Fluid Motion for a Dynamic Future.
THE FUTURE OF MOTION
Benefits of HASELs
Artimus Robotics is creating innovative soft electric actuators, inspired by nature, to enable the future of adaptable and efficient motion.
Next-generation robotics like wearable exoskeletons, immersive haptic feedback, and dexterous humanoids will require a leap forward in actuation technology. Actuators - the components that convert electrical energy into mechanical energy - have been based on the same electromagnetic principles for over a century, resulting in systems that are complex, heavy, and inefficient.
Artimus Robotics is changing that with our high performance artificial muscle technology. Called hydraulically amplified soft electrostatic or HASEL (hay-zuhl) artificial muscles, our technology has several key characteristics that will enable the future of robotics and motion:
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Direct Linear Motion. HASELs produce linear motion without gears, cams, or other mechanical conversions. This reduces system complexity, wear, and noise.
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Smooth and Responsive. Electrohydraulic actuation enables fast, highly controllable analog motion, and high-speed response (~ 10ms) which is ideal for applications demanding both precise and realistic movement.
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Energy Efficient & No Waste Heat. HASELs hold position with almost no power draw, using dramatically less energy than traditional motors and producing virtually no waste heat.
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Silent. With no rotating or sliding parts, HASELs operate in near silence, which is perfect for noise-sensitive environments.
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Customizable. Force, stroke, and form factor can be tailored to fit specific needs. The fabrication process is flexible, allowing for rapid prototyping of new designs and optimization for the needs of a specific application.
Our multidisciplinary team partners with companies, researchers, and government agencies worldwide to create actuator solutions that will define the future of motion, transforming robotics from rigid machines into adaptable, human-centric systems.

