Type:Non-Contact Safety Switch
Brand:Rockwell Automation
Model:440N-Z21US2H-CGuardmaster
Technology:RFID-based
Input Voltage:24 V DC
Operating Temperature:-25°C to 60°C
Protection Rating:IP67
Response Time:<100 ms
Output Current:2 A
Contact Configuration:SPST
The Rockwell Automation Guardmaster 440N Non-Contact Safety Switch is a cutting-edge solution designed for applications requiring high levels of operator safety. Utilizing advanced non-contact sensing technology, it eliminates mechanical wear and tear, ensuring long-term reliability and reduced maintenance costs.
This model comes with a versatile mounting option, allowing for easy installation in various industrial settings. Its robust design withstands harsh environmental conditions, including extreme temperatures and dust.
Featuring a wide sensing range up to 100 mm, the 440N-Z21US2H-C can detect obstacles from a considerable distance, offering enhanced safety coverage without compromising on accuracy.
Compliant with TÜV, CE, and UL standards, this switch guarantees compliance with international safety regulations, making it suitable for global deployment.
For seamless integration into existing systems, the switch offers PNP/NPN output options, compatible with a wide range of industrial controllers.















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