FM 516-K21 Pizzato Position switch with roller and stainless steel piston plunger

FM 516-K21 Pizzato Position switch with roller and stainless steel piston plunger

Pizzato FM516-K21 position switch with roller piston plunger, metal housing, 1 NO + 1 NC snap action contacts and IP67 protection for industrial automation.

SKU: FM516-K21Alt SKU: FM516K21MPN: FM 516-K21
Price
List Price £15.76 ex VAT
Your Price (ex VAT)
£15.76
Manufacturer Lead Time Standard Manufacturer Lead Time 3-4 Weeks, Call For Express Delivery Options
Get the best trade prices Trade exclusive

Create a trade account to unlock exclusive pricing, special offers and more.

SUBTOTAL (EX VAT) £15.76
Trade pricing is personalised to your account

Manufacturer Lead Time

£15.76

Why Choose the Pizzato FM516-K21 Position Switch?

The Pizzato FM516-K21 is a durable and precision-engineered industrial position switch designed for reliable mechanical detection in automation systems. As part of the proven Pizzato FM series, it features a roller with stainless steel piston plunger, ensuring smooth actuation and consistent performance in high-cycle industrial environments.

Built with a robust metal housing, the FM516-K21 is engineered to withstand harsh operating conditions while maintaining accurate switching performance. Its compact construction and industrial-grade design make it ideal for machine builders and control engineers requiring dependable position sensing.

This model includes a 1 normally open (NO) and 1 normally closed (NC) snap action contact configuration, delivering fast and reliable switching for control circuits. With a PG13.5 conduit entry and integrated cable gland, it supports secure installation and dependable operation in demanding industrial environments.

Key Advantages

  • Reliable position switch for industrial automation systems.
  • Roller piston plunger actuator ensures smooth and precise detection.
  • 1 NO + 1 NC snap action contacts for fast switching response.
  • Metal housing provides durability in harsh environments.
  • IP67 protection rating for resistance to dust and water.
  • Integrated cable gland for 6–12 mm cables for easy installation.

Key Features

  • Pizzato FM series position switch.
  • Roller with stainless steel piston plunger.
  • 1 NO + 1 NC contacts, snap action.
  • 20 mm roller diameter for stable actuation.
  • PG13.5 threaded conduit entry with cable gland.
  • Metal housing construction.
  • IP67 rated enclosure according to EN 60529.
  • No reset mechanism for standard switching applications.

Reliable Position Detection for Industrial Machinery

Position switches such as the FM516-K21 are essential for detecting movement and position in industrial machinery. The roller plunger actuator ensures smooth engagement, reduces mechanical wear and maintains consistent switching performance in repetitive operations.

The FM series is widely used across industrial automation sectors due to its rugged construction and dependable switching characteristics. Its robust design ensures reliable operation in environments exposed to dust, vibration and moisture.

Typical Applications

  • Industrial machinery and automation systems.
  • Conveyor and material handling equipment.
  • Packaging and production lines.
  • Mechanical position detection and control.
  • OEM machine building and control panels.
  • Harsh industrial environments requiring sealed components.

Technical Specifications

IP Rating IP67
Series FM Series
Product type Position / limit switch
Actuator type Roller with stainless steel piston plunger
Roller diameter approx. 20 mm
Contact configuration 1 NO + 1 NC
Contact type Snap action
Housing material Metal
Protection rating IP67
Cable entry PG13.5 with cable gland (6–12 mm cable)
Reset function Without reset
Standards EN 60947-5-1, EN 60529
HS Code 85369095
Contacts 1NO + 1NC
Actuator Type Roller lever
Housing Material Metal
Connection Pre-wired cable

Frequently Asked Questions

What is the Pizzato FM516-K21 used for?

This position switch is used to detect movement or position in industrial machinery and automation systems.

What contact configuration does this switch have?

It features 1 normally open (NO) and 1 normally closed (NC) snap action contacts.

What is the benefit of the roller piston plunger?

The roller plunger ensures smooth actuation, reduces wear and improves reliability in repetitive industrial applications.

What cable entry does this version use?

The FM516-K21 uses a PG13.5 threaded entry and includes a cable gland for cables between 6 and 12 mm.

Is this switch suitable for harsh environments?

Yes, the IP67 protection rating provides strong resistance to dust and water ingress.

Trusted by Industrial Automation Professionals

Pizzato FM series position switches are widely trusted for their rugged construction, precision switching and reliable performance in demanding industrial environments.

● Service Agreements

Credit Accounts

Our service agreements are built to support long term procurement relationships. By working closely with engineering teams and procurement departments, we help streamline purchasing processes while ensuring consistent access to critical components and sourcing support when it matters most.

 Priority sourcing and supply support

 Flexible payment terms for qualifying organisations

 Support for engineering, maintenance, and operations

500 +

Stock lines ready to ship

1,000 +

Same day dispatches

3500 +

Customers supported

28 

Trusted Manfacturers

● frequently asked questions

Common questions about our products and support

 

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.

What product ranges do you supply

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

Can you help specify the correct part?

Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.

Do you have stock for urgent orders?

Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.

What are your delivery times and costs?

Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.

What about warranties, returns and faulty items?

Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.

● latest blog

Discover  our latest insights and
expert advice

From a Simple Idea to Small Business of the Year: The LED Controls Story So Far…

From a Simple Idea to Small Business of the Year: The LED Controls Story So Far…

LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.

LED Controls: Danfoss Drives Authorised Partner

LED Controls: Danfoss Drives Authorised Partner

2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...

LED Controls: Your Complete Control Panel Solution

LED Controls: Your Complete Control Panel Solution

2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...