NB B120EE-DN2 Pizzato Modular prewired switch with plunger, M12 threaded bearing and external rubber gasket

Why Choose the Pizzato NBB120EE-DN2 Safety Limit Switch?

The Pizzato NBB120EE-DN2 is a heavy-duty modular prewired safety limit switch engineered for precise position detection and high-integrity machine safety in industrial automation systems. As part of the proven Pizzato NB series, it delivers robust construction, reliable switching and long-term performance in demanding applications.

Designed with a metal housing and standard 25 mm fixing centres, this switch provides excellent resistance to vibration, mechanical stress and harsh environmental conditions. The integrated plunger actuator with M12 threaded bearing and external rubber gasket ensures accurate actuation while maintaining strong sealing against dust and moisture.

Featuring a 1 NO + 2 NC snap-action contact configuration with positive opening operation, the NBB120EE-DN2 is ideal for safety circuits requiring redundancy and fail-safe switching. The prewired 2 metre multi-core cable enables fast installation and simplifies integration into industrial control systems.

Key Advantages

• Reliable safety limit switch for industrial position detection.
• 1 NO + 2 NC contacts for enhanced safety redundancy.
• Snap-action switching for fast and consistent response.
• Durable metal housing for harsh industrial environments.
• M12 threaded plunger actuator for precise positioning.
• Positive opening mechanism for safety-critical applications.

Key Features

• Pizzato NB series modular prewired switch.
• 1 NO + 2 NC snap-action contact block (B12).
• Plunger actuator with M12 threaded bearing.
• External rubber gasket for improved environmental sealing.
• Metal housing with industrial mounting centres.
• Prewired PVC cable (2 m, multi-core).
• High ingress protection: IP67 / IP69K.
• Designed for industrial automation and safety systems.

Technical Specifications

• Manufacturer: Pizzato Elettrica
• Series: NB Series
• Model: NBB120EE-DN2
• Product type: Modular prewired safety limit switch
• Contact configuration: 1 NO + 2 NC
• Switching function: Snap-action
• Actuator type: Plunger with M12 threaded bearing
• Housing material: Metal
• Connection type: Prewired cable (2 m, 7-core)
• Mounting hole spacing: 25 mm
• Positive opening: Yes
• Protection rating: IP67 (EN 60529) / IP69K (ISO 20653)
• Operating temperature: approx. minus 25 to plus 80 °C

Reliable Safety and Position Monitoring

Safety limit switches such as the Pizzato NBB120EE-DN2 are essential for monitoring machine movement and ensuring safe operation. By delivering reliable switching signals, they help protect both equipment and personnel while maintaining efficient system performance.

The NB series is widely used by industrial automation engineers and OEM machine builders due to its durability, flexibility and compliance with modern safety requirements.

Typical Applications

• Machine guarding and safety interlock systems.
• Industrial automation and production lines.
• Position detection in moving machinery.
• Packaging and material handling equipment.
• Conveyor and transport systems.
• Safety circuits requiring redundant NC contacts.

Trusted by Industrial Engineers

Pizzato NB series safety limit switches are trusted worldwide for their durability, precision and reliable performance in demanding industrial automation and safety applications.