MK H12D42 Pizzato Microswitch with roller lever

MK H12D42 Pizzato Microswitch with roller lever

Pizzato MKH12D42 microswitch with roller lever actuator, 1 NO + 1 NC contacts, snap-action switching and technopolymer housing for industrial automation and position detection.

SKU: MKH12D42Alt SKU: MKH12D42MPN: MK H12D42
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Why Choose the Pizzato MKH12D42 Safety Microswitch?

The Pizzato MKH12D42 is a compact and reliable industrial microswitch with roller lever actuator, designed for precise position detection and dependable switching in automation and safety systems. As part of the advanced Pizzato MK series, it is engineered to deliver consistent performance in demanding industrial environments.

This model features a roller lever actuator (approximately 38 mm), enabling smooth, low-friction engagement with moving machine components. The roller reduces mechanical wear and ensures stable actuation, making it ideal for applications with frequent or repetitive movement.

With a 1 NO + 1 NC snap-action contact configuration, the MKH12D42 provides fast and reliable switching. Its reinforced technopolymer housing ensures durability while maintaining a lightweight, compact design for easy integration into industrial control systems.

Key Advantages

  • Reliable microswitch with roller lever actuator.
  • Smooth actuation reduces mechanical wear and friction.
  • Snap-action switching ensures fast and consistent response.
  • Durable technopolymer housing for long service life.
  • Compact design for easy installation in machinery.
  • Suitable for automation and safety-related applications.

Key Features

  • Pizzato MK series microswitch.
  • 1 NO + 1 NC (changeover) contacts.
  • Roller lever actuator (~38 mm).
  • Direct action switching mechanism.
  • Technopolymer housing construction.
  • Vertical faston terminal connections.
  • Optional terminal covers for increased protection up to IP65.
  • High mechanical durability for repeated operation.

Smooth and Reliable Position Detection

The Pizzato MKH12D42 is designed for applications requiring smooth mechanical interaction and precise switching. The roller lever actuator minimises friction and ensures consistent triggering, even in high-cycle industrial environments.

Its snap-action switching mechanism delivers rapid electrical response with minimal contact bounce, improving reliability and reducing wear in automation control circuits.

Typical Applications

  • Position detection in industrial machinery.
  • Conveyors and material handling systems.
  • Packaging and processing equipment.
  • End-of-travel detection.
  • Automation and control systems.
  • General-purpose industrial switching.

Technical Specifications

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Device Type Limit switch
Housing Material Technopolymer
Switching Action Snap action
IP Rating IP00
Contacts 1NO + 1NC
Actuator Type Roller lever
Series MK Series Microswitches
Product type Microswitch with roller lever
Contact configuration 1 NO + 1 NC
Contact type Snap-action changeover
Actuation type Direct action
Actuator Roller lever (~38 mm)
Connection type Vertical faston terminals
Housing material Technopolymer
Protection rating IP00 (IP20/IP65 with terminal covers)
Operating temperature -25 to +85 °C
Rated voltage up to 250 V AC / 300 V DC
Rated current up to 6 A
HS Code 85369095

Frequently Asked Questions

What is the Pizzato MKH12D42 used for?

This microswitch is used for detecting position and movement in industrial machinery and automation systems.

What type of actuator does this switch use?

It features a roller lever actuator, providing smooth and low-friction operation.

What contact configuration does it have?

The MKH12D42 includes a 1 NO + 1 NC snap-action contact configuration.

What protection rating does it offer?

The switch has a base IP00 rating, which can be increased up to IP65 with appropriate terminal covers.

What temperature range does it operate in?

It operates within approximately -25 to +85 °C.

Trusted by Industrial Automation Engineers

Pizzato MK series microswitches are widely trusted for their precision, durability and reliable switching performance in industrial automation and safety applications.