Touch Metal Piezo Keypads

  • With maximum reliability and durability, the piezo keypads are Ideal for use in rough environments.
  • IP68 Dust and water resistant, Sea-water and detergent resistant.
  • No moving part, maintenance free.
  • Made of one piece of solid metal, totally rugged.
  • Potted switching unit at rear seals against all contamination and prevents freezing
  • Flexible anodize print or laser engrave layout

Technical Data

Electrical Data
Standard Output Matrix / Common Bus
Contact Arrangement SPST N.O.
Switch Voltage 1 – 24V AC/DC
Switching Current 0.2A / 1A
Force required for switch operation 3 – 5N
Mechanical Data
Material Aluminium / Stainless Steel
Graphics Anodized Printing / Laser Engraving
Electrical Connection Flat Cable / Pins
Available Interfaces RS232 / RS485 / USB/ I2C / ASCII / UART
Environmental Data
Operating Temperature -20°C to 85°C
Exceeds Class 1 Div 1 hazardous location requirements
Impact proof to lK10
IP68-IP69K wash-down proof up to 100 Bar (manysubmerged installations)
Compliant with IEC/EN 60529,CE, ROHS,REACH
Neither creates nor is affected by ESD, RFI or EM.
3X4/ 4X3 Description Options
KP34 Piezo Keypads 3X4 Touch Metal  Piezo Keypad Matrix , Common Bus, Data, USB
KP43 Piezo Keypads 4X3 Touch Metal  Piezo Keypad Matrix , Common Bus, Data, USB
4X4 Description Options
KP44 Piezo Keypads 4X4 Touch Metal  Piezo Keypad Matrix , Common Bus, Data, USB
4X5 / 5X4 Description Options
KP45 Piezo Keypads 4X5 Touch Metal  Piezo Keypad Matrix , Common Bus, Data, USB
KP54 Piezo Keypads 5X4 Touch Metal  Piezo Keypad Matrix , Common Bus, Data, USB

Order Code

Touch Metal Piezo Keypads

FAQs

1. What is a piezo keypad and how does it work?

A piezo keypad is a type of keypad that utilizes piezoelectric technology to detect user input. Piezoelectric materials generate electrical charges in response to mechanical pressure. When a user applies pressure to a piezo keypad, it generates an electrical signal that is detected and interpreted as a key press.

2. What are the advantages of using piezo keypads?

  • Durability and resistance to wear and tear
  • Waterproof and resistant to harsh environments
  • Long lifespan
  • No moving parts, reducing the risk of mechanical failure
  • High sensitivity and responsiveness
  • Can be operated with gloves or in wet conditions

3. How are piezo keypads different from traditional mechanical keypads?

Unlike traditional mechanical keypads that use physical switches, piezo keypads rely on the piezoelectric effect to detect input. This eliminates the need for moving parts, making them more durable and less prone to mechanical failure. Additionally, they are often more resistant to water and environmental factors.

4. Are piezo keypads resistant to water and harsh environments?

Yes, they are typically designed to be waterproof and resistant to harsh environments. They are often sealed to prevent water, dust, and other contaminants from entering the keypad, making them suitable for use in outdoor or industrial settings.

5. Can piezo keypads be customized for specific applications?

Yes, they can be customized to meet specific application requirements. This includes options for different sizes, shapes, key configurations, backlighting, and integration with other control systems. Manufacturers often offer customization services to tailor the keypad to the unique needs of the customer.

6. What industries commonly use piezo keypads and keypad switches?

  • Industrial automation and control
  • Medical and healthcare
  • Transportation and automotive
  • Aerospace and aviation
  • Security and access control
  • Public kiosks and self-service terminals

7. What are the benefits of using piezoelectric technology in keypads?

  • High reliability and durability
  • Fast response time
  • Resistance to environmental factors such as moisture, temperature, and chemicals
  • Long lifespan with millions of actuations
  • Low power consumption

8. Are switchplates available for piezo keypads?

Yes, switchplates or protective overlays are commonly available for piezo keypads. These switchplates provide an additional layer of protection, preventing accidental key presses and enhancing the overall durability of the keypad.

9. Can piezo keypads be used for access control systems?

Yes, they are often used in access control systems. Their durability, resistance to tampering, and enhanced security features make them suitable for applications such as door entry systems, keyless entry systems, and security gates.

10. How do piezo keypads enhance security in access control applications?

  • Anti-tampering features: Piezo keypads are resistant to physical tampering, making it difficult for unauthorized individuals to manipulate the keypad.
  • Covert operation: The lack of tactile feedback in piezo keypads makes it difficult for potential intruders to detect the pressed keys, enhancing security.
  • PIN code protection: Piezo keypads can be used to enter PIN codes or passwords, adding an additional layer of security to access control systems.

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Main products

16mm Piezo switch

16mm Piezo switch

  • 16mm panel cutouts
  • Long life (50 million cycles)
  • Easy to clean metal surface
  • Ring or Dot illumination options available
  • Latching or Momentary function options available
  • Sealed to IP68 or IP69K (switches mounted on panel)
  • 19mm Piezo switch

    19mm Piezo switch

  • 19mm panel cutouts
  • Long life (50 million cycles)
  • Easy to clean metal surface
  • Ring or Dot illumination options available
  • Latching or Momentary function options available
  • Sealed to IP68 or IP69K (switches mounted on panel)
  • 22mm Piezo switch

    22mm Piezo switch

  • 22mm panel cutouts
  • Long life (50 million cycles)
  • Easy to clean metal surface
  • Ring or Dot illumination options available
  • Latching or Momentary function options available
  • Sealed to IP68 or IP69K (switches mounted on panel)
  • 25mm Piezo Switch

    25mm Piezo Switch

  • 25mm panel cutouts
  • Long life (50 million cycles)
  • Easy to clean metal surface
  • Ring or Dot illumination options available
  • Latching or Momentary function options available
  • Sealed to IP68 or IP69K (switches mounted on panel)
  • 16mm Capacitive Switch

    16mm Capacitive Switch

    Our 16mm capacitive buttons are designed for durability and require low activation force, making them as sensitive as a touch screen. These features make our capacitive buttons ideal for industrial applications where repetitive activation can cause operator fatigue.
    19mm Capacitive Switch

    19mm Capacitive Switch

    Discover LANGIR's high-performance 19mm capacitive touch buttons. With cutting-edge sensing technology, our durable switches are suitable for diverse industries like industrial automation, medical equipment, control panels, etc.
    22mm Capacitive Switch

    22mm Capacitive Switch

    Langir offers a comprehensive selection of capacitive touch sensor switches. Their IK10 robustness and unlimited life are perfect for self-service applications. Crafted with precision and attention to detail, our switches showcase Langir's commitment to excellence and durability.
    25mm Capacitive Switch

    25mm Capacitive Switch

    Available with diameter 16, 19, 22 or 25 mm bushing, CP series sensory switches are extremely easy to use and ideal for repetitive applications (no operating force). Their IK10 robustness and unlimited life are perfect for self-service applications.

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