Call Us Today 01706 242050
ST DL420N2-D1T Pizzato ST D series safety sensor

ST DL420N2-D1T Pizzato ST D series safety sensor

Pizzato STDL420N2-D1T safety interlock switch designed for machine guarding, industrial safety systems, and automation applications.

SKU: STDL420N2-D1TAlt SKU: STDL420N2D1TMPN: ST DL420N2-D1T
Price
List Price £107.47 ex VAT
Your Price (ex VAT)
£107.47
Manufacturer Lead Time Standard Manufacturer Lead Time 5-6 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.

Sign up for a trade account Quick & easy setup
SUBTOTAL (EX VAT) £107.47
Trade pricing is personalised to your account

Manufacturer Lead Time

£107.47

Why Choose the Pizzato STDL420N2-D1T Safety Interlock Switch?

The Pizzato STDL420N2-D1T is a robust industrial-grade safety interlock switch designed for machine guarding, access control, and operator safety in automated production environments. Manufactured by Pizzato Elettrica, this component is engineered to ensure reliable door monitoring and safe machine shutdown when protective guards are opened.

As part of the advanced Pizzato safety switch range, the STDL series is widely used in industrial automation systems where compliance with machine safety standards and dependable interlocking performance are essential. Its durable construction and precision switching mechanism make it ideal for demanding industrial environments.

The STDL420N2-D1T model is designed for integration into safety circuits, providing consistent signal feedback to control systems and ensuring machines operate only under safe conditions. Its compact design allows easy installation on hinged guards, sliding doors, and protective enclosures.

Key Advantages

  • Designed for machine safety and access control.
  • Reliable interlocking function for industrial environments.
  • Compact design for easy installation on safety guards.
  • High durability for continuous industrial operation.
  • Suitable for OEM machinery and automation systems.

Key Features

  • Pizzato STDL safety interlock series.
  • Precision switching for safety door monitoring.
  • Mechanical durability for long service life.
  • Compatible with industrial safety control circuits.
  • Flexible mounting for various machine guard types.
  • Designed for integration into safety-rated systems.

Typical Applications

  • Machine safety doors and guards
  • Automated production lines
  • Robotics safety enclosures
  • Packaging and processing machinery
  • Industrial conveyor systems
  • OEM machine safety systems

Technical Specifications

Tick the specs you need, then view products that match.

Sensing Principle RFID (coded)
Coding Level High (unique)
Supplied As Sensor + actuator kit
Connection Integrated cable
Cable Length (m) 2 m
Product Series Pizzato ST D (RFID)
Product type Safety interlock switch
Series STDL safety switch series
Application Machine guarding, safety interlocking
Housing material Industrial-grade reinforced polymer/metal housing
Mounting type Surface / guard door mounting
Contact configuration Safety switching contacts (model dependent)
Operating principle Mechanical interlock actuator system
HS Code 85369095

Frequently Asked Questions

What is the Pizzato STDL420N2-D1T used for?

It is used to monitor safety doors and machine guards, ensuring machinery stops or remains inactive when access panels are opened.

Is this suitable for industrial automation systems?

Yes, it is designed specifically for industrial automation and machine safety applications.

Can it be used in OEM machinery?

Yes, it is commonly integrated into OEM equipment and custom-built industrial machines.

Is the switch suitable for harsh environments?

Yes, the robust housing is designed for durability in demanding industrial environments.

Trusted in Machine Safety Systems Worldwide

Pizzato safety interlock switches are widely used in industrial automation to ensure operator safety, regulatory compliance, and reliable machine protection across global manufacturing 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…

by | Aug 11, 2026 |

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

by | Jan 17, 2026 |

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

by | Jan 17, 2026 |

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...