FM 521-K50 Pizzato Position switch, coil spring with cat's whisker

FM 521-K50 Pizzato Position switch, coil spring with cat’s whisker

Pizzato FM521-K50 position switch with coil spring whisker actuator, 1NO+1NC snap action contacts, M12 connector and IP67 protection for industrial automation applications.

SKU: FM521-K50Alt SKU: FM521K50MPN: FM 521-K50
Price
List Price £26.59 ex VAT
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£26.59
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Manufacturer Lead Time

£26.59

Why Choose the Pizzato FM521-K50 Position Switch?

The Pizzato FM521-K50 is a robust and highly reliable electromechanical position switch designed for precise detection of movement and end-of-travel conditions in industrial automation systems. As part of the trusted Pizzato FM series, it delivers consistent switching performance and long service life in demanding environments.

This model features a coil spring actuator with cat’s whisker tip, allowing flexible and sensitive actuation even where mechanical alignment varies. Its metal housing construction provides excellent resistance to vibration, impact and industrial wear, making it suitable for continuous operation.

Equipped with a 1 normally open (NO) and 1 normally closed (NC) snap-action contact configuration, the FM521-K50 ensures fast and accurate switching. This version includes a 5-pole M12 metal connector, enabling quick and secure electrical connection, while the IP67 protection rating ensures reliable performance in harsh environments exposed to dust and moisture.

Key Advantages

  • Reliable industrial position detection switch for automation systems.
  • Flexible coil spring whisker actuator for accurate and tolerant triggering.
  • 1NO + 1NC snap-action contacts for fast switching response.
  • M12 5-pole connector for quick and secure installation.
  • IP67 protection rating for harsh industrial environments.
  • Durable metal housing for long service life.

Key Features

  • Pizzato FM series position switch.
  • Coil spring actuator with cat’s whisker.
  • 1NO + 1NC contact configuration.
  • Snap-action switching mechanism.
  • Metal housing with high mechanical strength.
  • M12 5-pole metal connector for plug-in wiring.
  • IP67 protection rating.
  • External gasket for enhanced environmental sealing.

Efficient Wiring and Reliable Detection

The FM521-K50 position switch is designed to detect motion, monitor position and control end-of-travel conditions in industrial equipment. Its flexible actuator compensates for mechanical tolerances, helping reduce wear while ensuring consistent and repeatable switching performance.

The integrated M12 connector simplifies installation and maintenance, making it ideal for modern automation systems where fast connection and replacement are essential.

Typical Applications

  • End-of-travel detection in industrial machinery.
  • Conveyor and material handling systems.
  • Packaging and processing equipment.
  • Automated production lines.
  • Machine safety and interlocking systems.
  • OEM machinery and automation integration.

Technical Specifications

IP Rating IP67
Series FM Series
Product type Position / limit switch
Contact configuration 1 NO + 1 NC
Switching mechanism Snap action
Actuator type Coil spring with whisker tip
Housing material Metal
Electrical connection M12 metal connector, 5-pole
Protection rating IP67
Mounting type Machine / panel mounting
Operating principle Mechanical position detection
HS Code 85369095
Contacts 1NO + 1NC
Actuator Type Spring rod / wobble stick
Housing Material Metal
Connection M12 connector

Frequently Asked Questions

What is the Pizzato FM521-K50 used for?

This switch is used to detect movement, position or end-of-travel conditions in industrial machinery and automation systems.

What contact configuration does it have?

The FM521-K50 features 1 normally open and 1 normally closed contact with snap-action switching.

What is the benefit of the K50 version?

The K50 version includes a 5-pole M12 connector, allowing quick plug-in installation and easier maintenance.

Is it suitable for harsh industrial environments?

Yes, the switch has an IP67 protection rating and a metal housing for reliable use in demanding industrial conditions.

What actuator type is fitted?

It uses a coil spring actuator with whisker tip, enabling flexible actuation even with alignment variation.

Trusted by Industrial Automation Engineers

Pizzato FM series position switches are trusted worldwide for their durability, precision and consistent performance in industrial automation and safety 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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