Allen Bradley 440N-Z21SS3PA


The Allen Bradley 440N-Z21SS3PA is a non-contact safety switch designed for reliable guard monitoring in industrial settings. This rectangular plastic switch features an integrated latch actuator and utilizes a standard coded sensing method with an 18 mm detection range. It includes LED indicators for door status and diagnostic information, helping to simplify troubleshooting and ensure clear operational feedback. The unit operates on 24 V DC with a current draw of 50 mA and comes equipped with a 3-meter PVC cable for easy installation. Distributed by BSP Automation, this SensaGuard switch is a practical choice for enhancing machine safety without mechanical wear points.
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