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NB B220AC-DN2 Pizzato Modular prewired switch with long plunger

NB B220AC-DN2 Pizzato Modular prewired switch with long plunger

Pizzato NBB220AC-DN2 safety limit switch with metal housing, long plunger actuator, 2 NO and 2 NC snap-action contacts, positive opening mechanism and 2 m pre-wired cable.

SKU: NBB220AC-DN2Alt SKU: NBB220ACDN2MPN: NB B220AC-DN2
Price
List Price £32.11 ex VAT
Your Price (ex VAT)
£32.11
Manufacturer Lead Time Standard Manufacturer Lead Time 5-6 Weeks, Call For Express Delivery Options
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Manufacturer Lead Time

£32.11

Why Choose the Pizzato NBB220AC-DN2 Safety Limit Switch?

The Pizzato NBB220AC-DN2 is a heavy-duty safety limit switch designed for high-integrity position monitoring and reliable machine safety interlocking in industrial automation systems. As part of the advanced Pizzato NB series, it offers exceptional durability, flexibility and performance for demanding industrial environments.

Constructed with a rugged metal housing, this switch provides excellent resistance to vibration, impact and harsh operating conditions. Its modular design allows easy integration into machinery where safety, repeatability and long service life are critical requirements.

The NBB220AC-DN2 features a long plunger actuator and a snap-action contact system with positive opening operation, ensuring rapid switching and dependable disconnection in safety circuits. It is supplied with a pre-wired PVC cable (2 m), simplifying installation and reducing wiring time.

Key Advantages

  • Robust metal housing for industrial durability.
  • Positive opening contacts for safety-critical applications.
  • 2 metre pre-wired cable for quick installation.
  • Long plunger actuator for extended detection range.
  • 2 NO + 2 NC contacts for high safety redundancy.
  • High mechanical endurance for long service life.

Key Features

  • Pizzato NB series modular pre-wired limit switch.
  • Long plunger actuator for linear position detection.
  • 2 NO + 2 NC contact configuration.
  • Snap-action switching mechanism.
  • Positive opening operation compliant with EN 60947-5-1.
  • IP67 / IP69K protection rating for harsh environments.
  • Metal housing with approx. 20–25 mm fixing centres.
  • PVC cable connection (2 m).

Designed for High-Integrity Safety Systems

The Pizzato NBB220AC-DN2 is engineered to monitor machine positions and ensure safe operation by triggering control responses when limits are reached. Its 2 NO + 2 NC contact configuration provides multiple redundant signals, supporting higher safety integrity levels and improving overall system reliability.

The positive opening mechanism guarantees reliable contact separation even under fault conditions, making this switch suitable for demanding industrial safety applications.

Typical Applications

  • Machine guarding and safety interlocking systems.
  • Industrial automation and control systems.
  • Position monitoring of machinery and moving parts.
  • Packaging and production equipment.
  • Conveyor and material handling systems.
  • OEM machinery requiring redundant safety signals.

Technical Specifications

IP Rating IP67
Series NB Series
Product type Safety limit switch
Contact configuration 2 NO + 2 NC
Contact type Snap action with positive opening
Actuator type Long plunger
Rated insulation voltage up to 300 V
Thermal current up to 10 A
Protection rating IP67 / IP69K
Housing material Metal
Mechanical life >10 million operations
Operating temperature approx. -25 to +80 °C
Connection type Pre-wired PVC cable (2 m)
Mounting type Surface mounting
HS Code 85369095
Contacts 2NO + 2NC
Actuator Type Plunger
Housing Material Metal
Connection Pre-wired cable

Frequently Asked Questions

What is the Pizzato NBB220AC-DN2 used for?

This switch is used for position detection and safety monitoring in industrial machinery and automation systems.

What contact configuration does this model have?

The NBB220AC-DN2 features 2 normally open (NO) and 2 normally closed (NC) contacts.

What is the advantage of the long plunger actuator?

The long plunger provides extended actuation travel, making it suitable for applications requiring greater detection distance.

What connection type does it use?

It uses a pre-wired PVC cable, typically 2 metres long.

Is it suitable for safety applications?

Yes, it includes a positive opening mechanism compliant with industrial safety standards.

Trusted by Industrial Engineers Worldwide

Pizzato safety limit switches are trusted globally for their robust construction, precision engineering and reliable performance in industrial 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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