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NB B220HE-DN2 Pizzato Modular prewired switch with spring rod
Pizzato NBB220HE-DN2 modular prewired safety limit switch with spring rod actuator, 2NO+2NC snap-action contacts and 2 m cable.
£29.45
Why Choose the Pizzato NBB220HE-DN2 Safety Limit Switch?
The Pizzato NBB220HE-DN2 is a heavy-duty modular prewired safety limit switch engineered for high-reliability position detection and machine safety in demanding industrial environments. As part of the robust Pizzato NB series, it provides excellent durability, flexible configuration and dependable switching performance for safety-critical applications.
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 enables adaptable and consistent actuation, making it suitable for applications involving moving or irregular contact surfaces.
Featuring a 2 NO + 2 NC snap-action contact configuration with positive opening operation, the NBB220HE-DN2 provides enhanced redundancy for high-level safety circuits. The prewired 2 metre PVC cable allows quick installation and seamless 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 for flexible and adaptive 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 for adaptable contact.
- Prewired PVC cable (2 m, multi-core).
- Metal housing with 25 mm fixing 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 NBB220HE-DN2 are essential components in industrial machinery, providing accurate position feedback and ensuring safe operation. The dual-channel NC contact arrangement increases redundancy, making it suitable for higher safety category systems where fail-safe performance is critical.
The NB series represents Pizzato’s long-standing expertise in industrial position switches, offering modular flexibility, robust construction and seamless integration into modern automation and safety systems.
Typical Applications
- Machine guarding and high-level safety interlock systems.
- Safety circuits requiring dual-channel redundancy.
- Position detection on heavy-duty or moving machinery.
- 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 | |
| Housing material | Metal | |
| Connection type | Prewired cable (2 m, PVC) | |
| Mounting hole spacing | 25 mm | |
| Positive opening | Yes | |
| Protection rating | IP67 (EN 60529) / IP69K (ISO 20653) | |
| Contacts | Silver contacts | |
| HS Code | 85369095 |
Frequently Asked Questions
What is the Pizzato NBB220HE-DN2 used for?
This switch is used for position detection and safety monitoring in industrial machinery, particularly in systems requiring high redundancy.
What contact configuration does this model have?
The NBB220HE-DN2 features 2 normally open (NO) and 2 normally closed (NC) contacts.
What cable length does it include?
This version includes a 2 metre PVC cable for easy installation.
What type of actuator is used?
It uses a spring rod actuator, providing flexible and adaptive actuation.
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.
