Standard delivery
£8 ex VAT · free over £200UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.
Heavier items may be charged at a weight-based or pallet rate, shown at checkout.
NA B220BB-DMK Pizzato Modular prewired switch with roller plunger
Pizzato NAB220BB-DMK modular limit switch with 2 NO + 2 NC contacts, BB plunger actuator and M12 connector for industrial automation.
£25.62
Why Choose the Pizzato NAB220BB-DMK Limit Switch?
The Pizzato NAB220BB-DMK is a heavy-duty modular limit switch with M12 connector designed for precise position detection and reliable safety switching in industrial automation systems. As part of the robust Pizzato NA series, it offers durable metal construction, long mechanical life and dependable performance in demanding environments.
This model features a 2 NO + 2 NC snap-action contact configuration with positive opening, making it ideal for safety-critical applications requiring redundancy and multi-channel monitoring. It is equipped with a plunger actuator (BB variant) and a M12 connector interface (DMK), enabling fast installation and simplified maintenance.
With its multi-contact capability and connector-based wiring, the NAB220BB-DMK is well suited to complex machinery and safety systems requiring both reliability and installation efficiency.
Key Advantages
- High-performance limit switch for industrial automation and safety systems.
- 2 NO + 2 NC contact configuration for advanced control and redundancy.
- Positive opening contacts for fail-safe operation.
- Plunger actuator design for precise mechanical actuation.
- M12 connector interface for quick installation and replacement.
- Reliable performance in harsh industrial environments.
Key Features
- Pizzato NA modular limit switch series.
- 2 NO + 2 NC snap-action contacts.
- Positive opening safety mechanism.
- BB plunger actuator.
- M12 connector (DMK configuration).
- IP67 / IP69K protection rating.
- Metal housing construction.
- 20 mm fixing centres for standard mounting.
Fast Installation with M12 Connector
The DMK M12 connector interface allows quick and secure plug-in wiring, reducing installation time and simplifying maintenance. This makes the switch ideal for modular automation systems and machinery where downtime must be minimised.
Combined with positive opening contacts, the switch ensures safe disconnection even in fault conditions such as contact welding, improving machine safety and operational reliability.
Typical Applications
- Machine guarding and safety interlock systems.
- Industrial conveyors and material handling equipment.
- Packaging and automated production lines.
- OEM automation systems with M12 connectivity.
- Heavy-duty industrial machinery.
- Installations exposed to dust, moisture and vibration.
Technical Specifications
Tick the specs you need, then view products that match.
| Device Type | Limit switch | |
|---|---|---|
| Switching Action | Snap action | |
| IP Rating | IP67 | |
| Contacts | 2NO + 2NC | |
| Actuator Type | Plunger | |
| Housing Material | Metal | |
| Positive Opening | Yes | |
| Connection | M12 connector | |
| Series | NA Limit Switches | |
| Product type | Modular limit switch | |
| Contact configuration | 2 NO + 2 NC | |
| Contact type | Snap-action | |
| Positive opening | Yes | |
| Actuator type | Plunger (BB type) | |
| Connection type | M12 connector | |
| Protection rating | IP67 / IP69K | |
| Mounting | Panel / machine mounting | |
| Housing material | Metal | |
| Rated current | up to 10 A | |
| Rated voltage | up to 250 V AC / DC | |
| HS Code | 85369095 |
Frequently Asked Questions
What is the Pizzato NAB220BB-DMK used for?
This limit switch is used for position detection and safety monitoring in industrial automation systems.
What contact configuration does this switch have?
It features a 2 NO + 2 NC snap-action contact configuration.
What does DMK indicate?
DMK refers to an M12 connector interface for quick plug-in installation.
What type of actuator does it use?
This model uses a BB plunger actuator for precise mechanical actuation.
Is it suitable for harsh environments?
Yes, its sealed metal housing and high IP rating make it suitable for demanding industrial conditions.
Trusted by Automation Engineers Worldwide
Pizzato NA series limit switches are widely trusted for their durability, safety compliance and consistent performance in industrial automation systems.
