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NA B120AB-DN2 Pizzato Modular prewired switch with plunger
Pizzato NAB120AB-DN2 modular prewired limit switch with 1 NO + 2 NC snap-action contacts, positive opening, plunger actuator and 2 m cable for industrial automation systems.
£22.62
Why Choose the Pizzato NAB120AB-DN2 Limit Switch?
The Pizzato NAB120AB-DN2 is a heavy-duty modular prewired limit switch, engineered for precise position detection and reliable safety switching in industrial automation systems. As part of the proven Pizzato NA series, it combines robust construction with flexible installation, making it ideal for demanding industrial environments.
This model features a 1 NO + 2 NC snap-action contact configuration with positive opening, ensuring enhanced safety performance in critical applications. It is equipped with a plunger actuator and a 2 metre PVC cable (DN2), offering a practical balance between installation flexibility and reduced wiring complexity.
With its rugged metal housing and extended contact configuration, the NAB120AB-DN2 is particularly suited to safety circuits requiring redundancy and reliable disconnection.
Key Advantages
- 1 NO + 2 NC contacts for increased safety redundancy.
- Positive opening contacts for safety-critical applications.
- 2 m prewired cable (DN2) for flexible installation.
- Snap-action switching for fast and repeatable operation.
- Compact design with plunger actuator.
- Durable metal housing for long industrial service life.
Key Features
- Pizzato NA series modular prewired limit switch.
- 1 NO + 2 NC snap-action contacts (B12 configuration).
- Positive opening operation for safety compliance.
- Plunger actuator for direct mechanical actuation.
- PVC cable (2 m length) with 7-core wiring.
- 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 NAB120AB-DN2 is designed for safety-critical applications where redundancy is required. The dual normally closed contacts provide additional monitoring capability, helping to detect faults and improve overall system safety.
Combined with positive opening, the switch ensures reliable disconnection even under fault conditions such as contact welding, making it suitable for safety interlock systems.
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 contacts.
- General industrial control and position detection.
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 | 2 m | |
| Protection rating | IP67 / IP69K | |
| Housing material | Metal | |
| Mounting | 20 mm fixing centres | |
| Cable cores | 7 x 0.5 mm² | |
| 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-DN2 used for?
It is used for position detection and safety monitoring in industrial automation systems, especially 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 DN2 mean?
DN2 indicates a 2 metre prewired cable, providing flexibility for installation.
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 ideal for safety circuits.
Trusted by Industrial Engineers Worldwide
Pizzato NA series limit switches are widely trusted for their rugged design, modular flexibility and reliable safety performance in industrial automation environments.
