Custom
User Interface &
HMI Solutions
Custom-engineered membrane switches, silicone rubber keypads, and touchscreen interfaces designed for reliable performance in demanding applications.
The CSI Advantage
40+
Years of Experience
3,500+
Custom HMI Products
150+
New Designs Per Year
Proven Experience
Over 40 years of experience designing and manufacturing custom human-machine interfaces for a wide range of industries.
Speed & Efficiency
Concept to Design: As little as 2 weeks
Design to Part: 4-5 weeks
Rapid Prototyping: 2-3 weeks
Engineering Expertise
Our dedicated engineering team specializes in custom keypad and human-machine interface design, developing solutions tailored to your specific application requirements.
U.S.-Based Support
Responsive, U.S.-based sales, product management, engineering, and quality support throughout every stage of your project.
Global Manufacturing
Our global manufacturing capabilities support scalable, high-volume production while delivering competitive pricing without compromising quality.
About CSI Keyboards
As one of the most experienced keyboard manufacturers and membrane switch companies in the country, CSI Keyboards boasts an unmatched engineering team in the membrane keypad industry having well over 100 years of combined experience. CSI’s engineering team has designed and engineered highly durable and reliable membrane keypads, rubber switches, and other user interfaces for top tier medical, military, industrial, aerospace, marine, food equipment, automotive fitness, and appliance companies all over the world.
Explore Our Products
The Process
Collaborate & Design
We begin by collaborating with you to understand your application and requirements. Whether you have a detailed specification or a simple sketch, our team helps turn your concept into a practical design.
Prototype
Once the design is finalized and approved, we develop prototypes for evaluation and testing. This allows us to verify functionality, fit, and performance before moving into full-scale production.
Production
Following prototype approval, we transition your design into full-scale manufacturing. Our production team focuses on consistent quality, precision, and reliable delivery.
Sustainability
Our commitment continues long after production. We provide ongoing product support and help customers maintain their interfaces throughout the product lifecycle, including designs originally developed decades ago.
Industries Served
- Medical Devices
- Military & Defense
- Industrial Controls
- Aerospace
- Marine Navigation
- Lighting & Lighting Controls
- CAN BUS Controls
- Food Processing Equipment
- Appliance
- Automotive
- Agriculture
- Fitness