Rockwell A-B 440N-Z21S17B PURGuardmaster Non Contact Switch, E-Stop
The Rockwell Automation A-B 440N-Z21S17B PURGuardmaster Non Contact Switch is designed for applications requiring high-reliability safety solutions. This switch ensures worker safety through non-contact operation, reducing the risk of accidents in industrial environments.
Switch Type:Non-Contact Safety Switch
Activation Method:Magnetic sensing
Protection Rating:IP67
Operating Temperature:-20°C to +70°C
Supply Voltage:24V DC
Response Time:<10 ms
Output Configuration:2 NO, 2 NC contacts
Housing Material:Stainless Steel
Sealant Type:PUR
This advanced Guardmaster Non-Contact Safety Switch from A-B is built to last with its stainless steel housing and IP67 rated sealing.
It ensures safe operation by responding quickly (<10 ms) to presence or absence of magnetic fields.
The unit comes with two normally open and two normally closed contacts, providing versatile integration options into existing systems.
Its durable construction makes it suitable for a wide range of industrial applications where safety is paramount.
The PUR sealant further enhances its resistance to harsh environmental conditions, ensuring reliable performance over time.











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