Allen Bradley 440N-Z21U16A



The Allen Bradley 440N-Z21U16A is a non-contact safety switch designed for reliable machine guarding applications. It features two normally closed safety contacts and one normally open auxiliary contact, all implemented with solid-state technology for enhanced durability. The switch is built around an 18 mm barrel housing with a matching 18 mm target, incorporating a unique coded sensing system to prevent tampering or bypassing. Equipped with a 3-meter PVC cable, this compact plastic switch offers practical installation flexibility. This model is available through BSP Automation, providing a trusted solution for safety control needs.
Shipping, Support and Warranty Information
Product Details for 440N-Z21U16A
Check out other Allen Bradley products








If you didn't find the automation part you were looking for, our support team is here to help. Just contact us, and we'll do our best to source the exact part you need. We're committed to meeting your needs and ensuring your satisfaction.
Contact Us Now