GNAD – The HMI Manufacturer | Building Better Interfaces

About GNAD

Founded over 160 years ago, GNAD has evolved from a local workshop into a globally recognized manufacturer of high-performance Human-Machine Interface (HMI) solutions. As a family-owned business, we combine tradition with innovation, delivering reliability and precision in every product.

With production sites in Vienna, Austria, and Shanghai, China, we serve clients across Europe, Asia, and North America. Our dual-location strategy ensures fast delivery, local support, and adherence to international quality standards.

Our team is the foundation of our success — a dedicated group of engineers, designers, and technicians committed to turning customer ideas into reality through solution-driven engineering.

Our Products

We design and manufacture advanced HMI components tailored for industrial, medical, and commercial applications. From tactile membrane switches to fully integrated touch solutions, our products ensure durability, precision, and seamless user interaction.

Tactile Membrane Switches

High-durability membrane switches with crisp tactile feedback, ideal for industrial control panels and medical devices.

• Up to 5 million actuations
• IP67 sealing available
• Custom graphics & overlays
• Silver or carbon conductive inks

Capacitive Touch Panels

Modern, sleek touch interfaces with multi-touch capability and high scratch resistance for premium applications.

• Projected capacitive (P-CAP) technology
• Glove & wet-surface operation
• Custom shapes and sizes
• Anti-glare and anti-fingerprint coatings

Resistive Touch Screens

Cost-effective, reliable touch solutions suitable for environments requiring stylus or gloved operation.

• 4-wire or 5-wire technology
• Compatible with any pointing device
• High optical clarity
• Ruggedized for industrial use

Backlit Keypads

Custom illuminated keypads with uniform lighting for low-light environments and enhanced user experience.

• LED or fiber-optic backlighting
• Color options: white, red, blue, green
• Edge-lit or matrix lighting
• Low power consumption

Flexible Printed Circuits (FPC)

Lightweight, bendable circuits for compact and dynamic HMI designs requiring space-saving integration.

• Polyimide or PET substrates
• Single or double-sided
• Gold or tin plating
• High flex endurance

Hybrid HMI Solutions

Integrated systems combining membrane switches, touch panels, and electronics in a single assembly.

• Fully assembled modules
• Embedded controllers
• Connectorized wiring harnesses
• Ready for plug-and-play installation

Sealed Industrial Keyboards

Fully sealed, chemical-resistant keyboards for harsh environments including medical, food processing, and outdoor use.

• IP68/NEMA 4X rated
• Easy-clean surfaces
• Stainless steel or polycarbonate housing
• Custom key layouts

Custom HMI Design & Engineering

Full-service design, prototyping, and validation for bespoke HMI systems tailored to your application.

• Concept to production support
• 3D modeling and simulation
• Environmental testing
• Regulatory compliance (CE, UL, RoHS)

Why Choose GNAD?

We go beyond manufacturing — we engineer solutions. Our expertise, global footprint, and commitment to quality make us a trusted partner for HMI development.

Quality Assured

ISO-certified processes, rigorous testing, and traceable materials ensure every component meets the highest standards.

Innovation-Driven

160+ years of engineering evolution. We invest continuously in R&D to deliver cutting-edge HMI technologies.

Global Reach

Operations in Vienna and Shanghai ensure local support, fast turnaround, and seamless logistics across continents.

Expert Team

120+ skilled professionals dedicated to turning your vision into a functional, reliable interface.

Frequently Asked Questions

Where are GNAD's production facilities located?

GNAD operates three production sites: two in Shanghai, China — GNAD ITT & Co. LTD (Puwei Road) and Gnad Shanghai Membrane Switch Co. Ltd. (Chundong Road) — and one in Vienna, Austria — Hans Gnad GmbH.

What types of HMI solutions does GNAD offer?

We specialize in membrane switches, capacitive and resistive touch panels, backlit keypads, flexible circuits, sealed keyboards, and complete custom HMI systems.

Does GNAD provide global shipping and support?

Yes. With operations in Europe and Asia, we serve clients in over 10 countries with local engineering support, fast prototyping, and reliable logistics.

Can GNAD develop a fully customized HMI solution?

Absolutely. Our engineering team offers full-service design, from concept and prototyping to validation and mass production, tailored to your specific requirements.

What industries does GNAD serve?

Our HMI solutions are used in industrial automation, medical devices, transportation, consumer electronics, and commercial equipment.

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The HMI Manufacturer Building Better Interfaces