Years of experience
Trusted since 1943 to solve the toughest interface challenges.
Trusted since 1943 to solve the toughest interface challenges.
A deep portfolio ready to adapt to your project’s demands.
Specialist engineers, designers, and makers working with you.
Control systems play a critical role — especially when lives and livelihoods are on the line. But as operations scale, turning inputs into outcomes gets more complicated.
At GRAYHILL, we make components that land planes, make skyscrapers soar, and plow miles of wheat. We help submarines dive, surgeons see, and music tracks sing.
Work with a partner built for what happens next. Our specialist engineers work alongside yours, drawing on nearly a century of experience turning ideas into action.
Get intuitive interfaces designed to meet your project goals. Our engineers understand haptics, ergonomics, and styling for end-users’ needs.

Bringing products to market takes more than engineering. Deliver faster with our in-house molding, tooling, and manufacturing capabilities.

Touchpoints can become weak points. To reduce risk, we integrate our own components, as well as test and retest every step of the way.

Bolstered by almost a century of experience, we are in touch with every industry and equipped for every challenge.
Equip farmers to feed millions and construction workers to build tomorrow’s world. With a wide range of rugged keypads, joysticks, and displays ready for customization, we can drive your off-highway project forward. Our controls improve operator efficiency, while ensuring safety and comfort.
Doctors, nurses and patients can rely on controls made with care for care. Combining ergonomic usability, precise tactile feedback and sealed designs, clinicians can find heartbeats and surgeons to operate with our intuitive interfaces, full-panel assemblies and custom solutions.
Protect military personnel with HMIs you can trust in the toughest conditions. As an AS9100 REV D certified company that has designed and manufactured solutions since we first founded, our keypads, joysticks, displays, controls and CAN-based interfaces are battlefield-proven.
Military Solutions
Create precise, intuitive and reliable components to solve operator and design challenges in demanding applications. Combining highly engineered haptics, compact multifunctionality and proven durability, our components are built to perform where failure isn’t an option.
We start by identifying your requirements, limitations and operating conditions to ensure every solution is built for real-world use.
We turn your challenge into intuitive interface concepts that build in ergonomics, haptics, performance, and logical integration from the start.
Our specialists refine every detail, from component selection to tactile response, creating solutions built for precision and control.
We validate durability, reliability, and performance through rigorous testing and retesting to eliminate risk before our solutions reach the field.
Our in-house molding, tooling and manufacturing mean we keep quality close and bring our custom solutions to market faster.
Support doesn’t stop after production. We protect your investment with lifelong product backing, covering field issues and warranties.
Defend control on shrinking panels with the rugged VectorPad directional keypad.
Find out how we’re making machines feel like an extension of you.