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NB B220HB-DN2 Pizzato Modular prewired switch with spring rod with plastic pin
Pizzato NBB220HB-DN2 modular prewired safety limit switch with spring rod actuator, 2NO+2NC snap-action contacts and 2 m cable for industrial automation.
£28.40
Why Choose the Pizzato NBB220HB-DN2 Safety Limit Switch?
The Pizzato NBB220HB-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 advanced Pizzato NB series, it delivers exceptional durability, reliability and switching performance in demanding industrial environments.
Built with a rugged metal housing and 25 mm fixing centres, this switch is designed to withstand vibration, mechanical stress and harsh operating conditions. The integrated spring rod actuator with plastic tip provides flexible and adaptive actuation, making it ideal for applications involving moving or irregular contact surfaces.
Featuring a 2 NO + 2 NC snap-action contact configuration with positive opening operation, the NBB220HB-DN2 is suited for safety circuits requiring high redundancy and reliability. The prewired 2 metre PVC cable ensures fast installation and simplifies integration into industrial control systems.
Key Advantages
- Heavy-duty safety limit switch for industrial position detection.
- 2 NO + 2 NC contacts for maximum safety redundancy.
- Spring rod actuator with plastic tip for flexible actuation.
- Snap-action switching for fast and reliable response.
- Durable metal housing for harsh industrial environments.
- Positive opening mechanism for safety-critical applications.
Key Features
- Pizzato NB series modular prewired switch.
- 2 NO + 2 NC snap-action contact block (B22).
- Spring rod actuator with plastic pin for adaptable contact.
- Prewired PVC cable (2 m, multi-core).
- Metal housing with industrial mounting centres.
- High ingress protection: IP67 / IP69K.
- Silver contacts for reliable electrical performance.
- Designed for safety-critical and high-cycle applications.
Reliable Safety and Position Monitoring
Safety limit switches such as the Pizzato NBB220HB-DN2 are critical components in industrial machinery, providing accurate position feedback and ensuring safe operation. The dual-channel NC configuration enhances safety integrity, making it suitable for applications requiring higher safety levels and redundancy.
The NB series is widely adopted by automation engineers and OEM machine builders, offering robust construction, modular flexibility and seamless integration into modern industrial control and safety systems.
Typical Applications
- Machine guarding and safety interlock systems.
- Safety circuits requiring dual-channel redundancy.
- Position detection on moving or flexible components.
- Industrial production and assembly lines.
- Packaging and material handling equipment.
- Conveyor and transport systems.
Technical Specifications
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| Device Type | Limit switch | |
|---|---|---|
| IP Rating | IP67 | |
| Contacts | 2NO + 2NC | |
| Actuator Type | Spring rod / wobble stick | |
| Housing Material | Metal | |
| Positive Opening | Yes | |
| Connection | Pre-wired cable | |
| Series | NB Series | |
| Product type | Modular prewired safety limit switch | |
| Contact configuration | 2 NO + 2 NC | |
| Switching function | Snap-action | |
| Actuator type | Spring rod with plastic tip | |
| Housing material | Metal | |
| Connection type | Prewired cable (2 m) | |
| Mounting hole spacing | 25 mm | |
| Positive opening | Yes | |
| Protection rating | IP67 / IP69K | |
| Contacts | Silver contacts | |
| HS Code | 85369095 |
Frequently Asked Questions
What is the Pizzato NBB220HB-DN2 used for?
This switch is used for position detection and safety monitoring in industrial machinery, particularly in applications requiring high safety redundancy.
What contact configuration does this model have?
The NBB220HB-DN2 features 2 normally open (NO) and 2 normally closed (NC) contacts.
What type of actuator is used?
It uses a spring rod with plastic tip, allowing flexible and adaptive actuation.
What cable length does it include?
This version includes a prewired 2 metre cable for easy installation.
Is it suitable for harsh environments?
Yes, with IP67 and IP69K protection ratings, it is suitable for demanding industrial environments including washdown conditions.
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.
