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NA B120AB-DN1 Pizzato Modular prewired switch with plunger
Pizzato NAB120AB-DN1 modular prewired limit switch with 1 NO + 2 NC snap-action contacts, positive opening, plunger actuator and 1 m cable for industrial automation systems.
£20.77
Why Choose the Pizzato NAB120AB-DN1 Limit Switch?
The Pizzato NAB120AB-DN1 is a robust modular prewired limit switch, designed for precise position detection and reliable safety switching in industrial automation systems. As part of the trusted Pizzato NA series, it delivers durable performance, flexible installation and long operational life in demanding environments.
This model features a 1 NO + 2 NC snap-action contact configuration with positive opening, making it particularly suitable for safety-related applications requiring redundancy. It is equipped with a plunger actuator and a 1 metre PVC cable (DN1), providing a practical and efficient wiring solution for compact installations.
With its heavy-duty metal housing and extended contact configuration, the NAB120AB-DN1 is ideal for machine builders and automation engineers requiring enhanced safety and reliability.
Key Advantages
- 1 NO + 2 NC contacts for increased safety redundancy.
- Positive opening contacts for safety-critical circuits.
- 1 m prewired cable (DN1) for clean, compact installations.
- Snap-action mechanism for fast and precise switching.
- Compact design with plunger actuator.
- Durable metal housing for industrial reliability.
Key Features
- Pizzato NA series modular prewired limit switch.
- 1 NO + 2 NC snap-action contacts (B12 configuration).
- Positive opening operation for safety applications.
- Plunger actuator for direct mechanical actuation.
- PVC cable (1 m length) compliant with IEC 60332-1.
- Metal housing with high resistance to impact and wear.
- IP67 / IP69K protection rating for harsh environments.
- 20 mm fixing centres for standard mounting.
Enhanced Safety with Dual NC Contacts
The key advantage of the NAB120AB-DN1 is its dual normally closed contacts, providing redundancy for safety circuits. This makes it ideal for applications requiring higher levels of fault detection and compliance with safety standards.
Combined with the positive opening mechanism, the switch ensures reliable disconnection even in the event of contact welding or mechanical failure, improving overall machine safety.
Typical Applications
- Machine guarding and safety interlock systems.
- Industrial conveyors and material handling equipment.
- Packaging and automated production lines.
- Safety monitoring in industrial machinery.
- OEM automation systems requiring redundant safety contacts.
- Control panels with compact wiring requirements.
Technical Specifications
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| Device Type | Limit switch | |
|---|---|---|
| Switching Action | Snap action | |
| IP Rating | IP67 | |
| Contacts | 1NO + 2NC | |
| Actuator Type | Plunger | |
| Housing Material | Metal | |
| Positive Opening | Yes | |
| Connection | Pre-wired cable | |
| Series | NA Modular Limit Switch System | |
| Product type | Modular prewired limit switch | |
| Contact configuration | 1 NO + 2 NC | |
| Contact type | Snap-action | |
| Positive opening | Yes | |
| Actuator type | Plunger | |
| Connection type | Prewired PVC cable | |
| Cable length | 1 m | |
| Protection rating | IP67 / IP69K | |
| Housing material | Metal | |
| Mounting | 20 mm fixing centres | |
| Rated current | up to 10 A | |
| Rated voltage | up to 250 V AC / DC | |
| HS Code | 85369095 |
Frequently Asked Questions
What is the Pizzato NAB120AB-DN1 used for?
It is used for position detection and safety monitoring in industrial automation systems, particularly where redundant safety contacts are required.
What contact configuration does this switch have?
It features 1 normally open (NO) and 2 normally closed (NC) snap-action contacts.
What does DN1 mean?
DN1 indicates a 1 metre prewired cable, ideal for compact installations.
What actuator type is included?
This version includes a plunger actuator for direct mechanical actuation.
Is it suitable for safety applications?
Yes, the combination of positive opening and dual NC contacts makes it highly suitable for safety circuits.
Trusted by Industrial Engineers Worldwide
Pizzato NA series limit switches are widely trusted for their robust construction, modular flexibility and reliable safety performance in industrial automation environments.
