MK H11D40-R16 Pizzato Microswitch with roller lever

MK H12D40 Pizzato Microswitch with roller lever

Pizzato MKH12D40 microswitch with roller lever actuator, 1 NO + 1 NC contacts, snap-action switching and technopolymer housing for industrial automation and position detection.

SKU: MKH12D40Alt SKU: MKH12D40MPN: MK H12D40
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£6.02

Why Choose the Pizzato MKH12D40 Safety Microswitch?

The Pizzato MKH12D40 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 (approx. 48 mm), providing smooth, low-friction actuation and reduced wear when interacting with moving machine components. Its reinforced technopolymer housing ensures durability while maintaining a lightweight and compact form factor for easy integration.

With a 1 NO + 1 NC snap-action contact configuration, the MKH12D40 ensures fast and reliable switching. It is suitable for industrial control systems, position sensing and safety-related applications where accuracy and reliability are essential.

Key Advantages

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

Key Features

  • Pizzato MK series microswitch.
  • 1 NO + 1 NC (changeover) contacts.
  • Roller lever actuator for smooth mechanical operation.
  • Direct action switching mechanism.
  • Glass fibre reinforced technopolymer housing.
  • 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 MKH12D40 is designed for applications requiring smooth mechanical interaction and precise switching. The roller lever reduces friction and wear, making it ideal for systems with frequent or continuous movement.

Its snap-action contact system ensures rapid switching with minimal contact bounce, improving reliability and reducing maintenance in industrial automation 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

Current 6 A
IP Rating IP00
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 (~48 mm)
Connection type Vertical faston terminals
Housing material Reinforced 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 MKH12D40 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 MKH12D40 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 control applications.

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At Led Controls Ltd we help engineers source the right automation and control gear with confidence. below are quick answers to what we are asked most often.

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We supply all leading manfacturers in our industry. we offer next day delivery on most poplour products. 

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