Product Category

Proven high quality switches, encoders & control knobs

Elma offers a wide range of HMI rotary switches solutions including knobs.
Elma offers a wide range of HMI rotary switches solutions including knobs.

Reliability and ruggedness are just two of Elma's core competencies for rotary switches. Panel and shaft sealing up to IP68 against dust and water are standard for all rotary switches. The shaft material for all switches is stainless brass or stainless steel – this is suitable for rugged environments. In order to guarantee years of undisturbed functionality and service life of the rotary switches, all electronic contacts are plated and provided with hard gold. In addition to a large selection of encoders, coding switches, selector switches, audio solutions and multifunctional rotary switches, Elma Electronic offers you also the right knobs and caps.

With millions of rotary switches and knobs sold globally every year, Elma is sure to have an appropriate variety of switches, knobs and caps. Of course, we continue to accept customer-specific requests and work with you on the right rotary switch solution for your individual application.

Explore Rotary Switch Types

Elma has a wide range from rotary switches solutions to knobs.
Multifunctional switches are available with hall-effect or mechanical contact system, which are fit for evolving technical requirements and provide a reliable long lasting output.
Elma offers a simple standard and cost-effective rugged switch up to a multi-functional or dual shaft version with HEX, Gray or BCD code.
The selector switches from Elma Electronic offer a wide range of highly reliable mechanical selectors with very robust and yet innovative design.
Mechanical encoders got the highest haptic standards with a single or dual shaft, with or without PCB or choose a customized solution.
The audio solutions have been developed for perfect sound quality in the audio and entertainment sector. The banana sockets offer impeccable quality for high-precision test and measurement devices as well as high-end audio devices.
Knobs can have a major impact to how your customers see your product. Elma’s variety of plastic classic collet knobs and aluminum knobs can help you to achieve your product goals.
Elma offers large variety of LED arrays in several shapes and colors. The robust and standardized design can be soldered easy and save to any standard PCB.
Elma is the only authorized mentor US agent and distributor. We offer mentor light guides, knobs and other unique products.
Multi Rotary Switches
Coded Switches
Selector Switches
Audio Solutions
Knobs & Caps
Mentor Components (US only)

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