NA B222KB-SMK Pizzato Modular prewired switch with adjustable straight metal revolving lever roller

NA B222KB-SMK Pizzato Modular prewired switch with adjustable straight metal revolving lever roller

Pizzato NAB222KB-SMK modular safety limit switch with 2 NC + 2 NO contacts, snap-action switching and adjustable roller lever for industrial automation and safety applications.

SKU: NAB222KB-SMKAlt SKU: NAB222KBSMKMPN: NA B222KB-SMK
Price
List Price £31.73 ex VAT
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£31.73
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Why Choose the Pizzato NAB222KB-SMK Safety Limit Switch?

The Pizzato NAB222KB-SMK is a heavy-duty modular prewired safety limit switch designed for precise position detection and reliable machine safety monitoring in industrial automation systems. As part of the robust Pizzato NA series, it offers excellent durability, high switching reliability and compliance with demanding industrial safety requirements.

This model features a metal housing with 20 mm fixing centres and an adjustable straight metal revolving lever with 18 mm roller, enabling smooth and accurate mechanical actuation. Its modular prewired design simplifies installation while ensuring secure and efficient connectivity in industrial control panels and machinery.

With a snap-action switching mechanism and 2 normally closed (NC) and 2 normally open (NO) contacts, the NAB222KB-SMK provides both safety redundancy and flexible control functionality. The integrated positive opening operation ensures reliable disconnection in safety-critical situations.

Key Advantages

  • Heavy-duty safety limit switch for industrial automation.
  • 2 NC + 2 NO contacts for safety redundancy and control flexibility.
  • Positive opening contacts for enhanced safety compliance.
  • Durable metal housing for harsh environments.
  • Adjustable roller lever actuator for precise mechanical detection.
  • Prewired configuration simplifies installation and reduces wiring time.

Key Features

  • Pizzato NA series modular prewired switch.
  • Snap-action contact mechanism.
  • 2 NC + 2 NO contact configuration.
  • Adjustable straight metal revolving lever with 18 mm roller.
  • Positive opening safety contacts.
  • IP67 and IP69K protection rating.
  • Available with connector or cable connection options.
  • Standard 20 mm mounting hole centres.

Engineered for Industrial Reliability

The Pizzato NAB222KB-SMK is built to deliver consistent performance in demanding industrial environments. Its sealed metal construction provides excellent resistance to dust, moisture and mechanical stress, ensuring long-term reliability in production lines and automation systems.

The snap-action switching mechanism ensures rapid and repeatable contact operation, while the positive opening design guarantees safe disconnection in emergency conditions. This makes it ideal for integration into safety circuits and control systems requiring dependable performance.

Typical Applications

  • Machine guarding and safety interlock systems.
  • Position detection in industrial automation equipment.
  • Conveyor and material handling systems.
  • Packaging and processing machinery.
  • Mechanical motion detection with lever actuation.
  • OEM machinery and production line integration.

Technical Specifications

IP Rating IP67
Series NA Series
Product type Safety limit switch
Contact configuration 2 NC + 2 NO
Contact type Snap-action with positive opening
Protection rating IP67 (EN 60529) and IP69K (ISO 20653)
Housing material Metal
Mounting spacing 20 mm centres
Actuator type Adjustable straight metal revolving lever with roller
Roller diameter approx. 18 mm
Connection type M12 connector or prewired cable variants
Operating temperature approx. -25 to +80 °C
HS Code 85369095
Contacts 2NO + 2NC
Actuator Type Roller lever
Housing Material Metal
Connection M12 connector

Frequently Asked Questions

What is the Pizzato NAB222KB-SMK used for?

This switch is used for position detection and safety monitoring in industrial automation and machine safety applications.

What contact configuration does this model have?

It features 2 normally closed (NC) and 2 normally open (NO) contacts for redundancy and flexible control.

What type of actuator is included?

The switch uses an adjustable straight metal revolving lever with an 18 mm roller for precise and smooth actuation.

Is it suitable for safety circuits?

Yes, it includes positive opening contacts, making it suitable for safety-critical applications.

What protection rating does it have?

The device has IP67 and IP69K protection ratings, ensuring reliable operation in harsh industrial environments.

Trusted by Industrial Automation Engineers

Pizzato modular limit switches are trusted worldwide for their durability, precision engineering and dependable performance in demanding safety and automation applications.

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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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