Engelking
    Waterproof pushbuttons and switches for industrial applications

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    Waterproof Pushbuttons

    Pushbuttons & switches for harsh environments

    Rugged, waterproof pushbuttons and switches for industry, machinery and outdoor use – mechanical or piezo, in stainless steel and plastic, momentary or latching.

    What makes a pushbutton waterproof?

    A waterproof pushbutton – also referred to as a waterproof push switch or waterproof switch – combines a sealed front section with a robust actuation mechanism. The key factors are the IP rating, the type of actuation and the materials used.

    Depending on the design, the pushbutton is either sealed only at the front (typical for control panels and cabinets) or fully protected – up to IP69K for applications with high-pressure and steam-jet cleaning.

    IP67

    Front-side base protection

    Dust-tight and protected against temporary immersion. A common standard for the front side of industrial pushbuttons in machinery and HMI panels.

    IP68

    Permanent wet conditions

    Protection against continuous immersion under manufacturer-specified conditions – e.g. for permanently wet areas.

    IP69K

    High-pressure cleaning

    The highest water protection rating – for control elements in food, beverage and vehicle environments with intensive cleaning.

    Actuation types

    Mechanical pushbuttons with a sealed stroke are the established standard. Piezo pushbuttons operate without a moving front surface, making them particularly rugged and wear-resistant. Capacitive controls react to touch – ideal for smooth, easy-to-clean surfaces.

    Switching function & material

    Momentary for short impulses (start, reset), latching for permanent on/off states. Common front materials include stainless steel (corrosion-resistant, robust) and high-quality plastics – optionally with LED illumination and symbol engraving.

    Our range of waterproof pushbuttons and switches

    From compact pushbuttons and illuminated controls to rotary and selector switches: our product area gives you the complete range with technical data and filters by mounting diameter, illumination and switching function.

    Selection guide: what matters with a waterproof pushbutton

    The right form factor depends on the application, environment and operation. The following criteria help with the initial selection:

    Mounting diameter

    Common sizes are 16, 19 and 22 mm. The choice is guided by the existing cut-out, operating comfort and desired labelling.

    Switching function

    Momentary for pulse signals (start/reset) or latching for on/off states – matched to the control system.

    Actuation type

    Mechanical pushbutton, piezo pushbutton (without a moving front) or capacitive control element – depending on ruggedness and cleaning requirements.

    Illumination

    LED illumination in various colours and symbols for status or function display – optional as a ring or full-area design.

    Material & front

    Stainless steel for corrosive and hygienic environments, rugged plastics for standard applications. Symbol or text engraving available on request.

    IP rating

    IP67 as base protection, IP68 for permanently wet areas, IP69K for high-pressure cleaning. The rear side must also match the installation situation.

    Termination type

    Screw, solder or plug-in termination – optionally combined with a waterproof cable assembly.

    Environmental conditions

    Temperature range, chemicals, UV exposure and mechanical stress all feed into the design.

    Typical applications & industries

    Waterproof pushbuttons and switches are used wherever controls need to be reliably protected against moisture, dust, cleaning agents or vandalism:

    • Machinery & industrial automation (start/stop, emergency-stop peripherals)
    • Control panels and HMI interfaces
    • Outdoor applications and elevator/door controls
    • Vehicle manufacturing, commercial and special-purpose vehicles
    • Food & beverage industry (IP69K wash-down areas)
    • Medical & laboratory technology
    • Rail, water and environmental technology
    • Public terminals and vandalism-prone areas

    A good match: waterproof connectors for the associated cabling and Rugged Components & Solutions for particularly demanding applications.

    Frequently asked questions about waterproof pushbuttons

    Answers to the most common questions about IP ratings, actuation types and application areas of waterproof pushbuttons and switches.

    Find the right pushbutton – we're here to help

    Talk to us about your application. We'll recommend the right form factor, IP rating, actuation type and – on request – the matching cable assembly. No obligation, personal touch.