{"product_id":"allen-bradley-440n-z21u17h-sensaguard-non-contact-safety-switch","title":"Allen-Bradley 440N-Z21U17H","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThe Allen-Bradley 440N-Z21U17H SensaGuard is an advanced non-contact safety switch engineered for superior performance and reliability in demanding industrial environments. This robust device plays a critical role in safeguarding personnel and machinery by providing tamper-resistant operation through its innovative design. Constructed with an 18mm stainless steel barrel, it offers exceptional durability and resistance to harsh conditions, including corrosive agents and washdown procedures. Utilizing state-of-the-art solid-state contacts and unique code RFID technology, the 440N-Z21U17H ensures unparalleled security against bypass attempts, making it an indispensable component for modern machine guarding and access control systems. Its non-contact operation minimizes wear and tear, prolonging the lifespan of the switch and reducing maintenance requirements, thereby contributing to increased operational efficiency and safety compliance.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAdvanced Non-Contact Safety Sensing:\u003c\/strong\u003e Provides reliable, tamper-resistant operation without physical contact, minimizing wear and maximizing lifespan.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable 18mm Stainless Steel Barrel:\u003c\/strong\u003e Engineered for extreme longevity and resilience in corrosive, high-humidity, or washdown industrial settings.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUnique Code RFID Technology:\u003c\/strong\u003e Offers superior security by preventing unauthorized bypasses and ensuring secure access control with individual coding for each actuator.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVersatile Contact Configuration:\u003c\/strong\u003e Equipped with two Normally Closed (N.C.) safety contacts and one Normally Open (N.O.) auxiliary contact for flexible integration into various safety circuits.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuick \u0026amp; Easy Installation:\u003c\/strong\u003e Features an 8-pin DC Quick Disconnect (QD) for streamlined setup and reduced downtime during installation or replacement.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrecise 18mm Target Sensing:\u003c\/strong\u003e Guarantees accurate detection and reliable operation across a range of industrial safety applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eResistant to Vibration and Misalignment:\u003c\/strong\u003e Designed to maintain integrity and function even in dynamic operational environments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e 440N-Z21U17H\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSwitch Type:\u003c\/strong\u003e SensaGuard Non-Contact Safety Switch\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Stainless Steel Barrel (18mm diameter)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSafety Contacts:\u003c\/strong\u003e 2 N.C. (Normally Closed)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAuxiliary Contacts:\u003c\/strong\u003e 1 N.O. (Normally Open)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConnection Type:\u003c\/strong\u003e 8-Pin DC Quick Disconnect (QD)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCoding Type:\u003c\/strong\u003e Unique RFID Code\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTarget Size:\u003c\/strong\u003e 18mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Allen-Bradley\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Safety Switch\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMachine Guarding Systems:\u003c\/strong\u003e Ideal for protecting operators by ensuring guards are closed and locked before machine operation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIndustrial Access Control:\u003c\/strong\u003e Provides secure access to hazardous areas, preventing unauthorized entry during operational cycles.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAutomated Assembly Lines:\u003c\/strong\u003e Ensures the safe operation of robotic arms and automated machinery by monitoring critical access points.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackaging and Processing Equipment:\u003c\/strong\u003e Suited for environments requiring frequent cleaning and robust safety interlocking.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFood and Beverage Industry:\u003c\/strong\u003e Its stainless steel construction makes it perfect for hygienic applications and washdown zones.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial Handling Systems:\u003c\/strong\u003e Enhances safety around conveyors, sorting equipment, and other moving machinery.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose This Model?\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUnwavering Safety Compliance:\u003c\/strong\u003e Meets stringent international safety standards, providing peace of mind and reducing regulatory risks.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eExceptional Durability and Longevity:\u003c\/strong\u003e The 18mm stainless steel barrel ensures extended operational life even in the most demanding industrial settings, minimizing replacement costs.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAdvanced Tamper Resistance:\u003c\/strong\u003e Unique Code RFID technology virtually eliminates the possibility of unauthorized defeat, ensuring continuous personnel and machine protection.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSimplified Integration and Maintenance:\u003c\/strong\u003e The 8-pin DC Quick Disconnect (QD) facilitates rapid installation and makes routine servicing or replacement straightforward, reducing downtime.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized Performance in Harsh Conditions:\u003c\/strong\u003e Designed to perform reliably in environments with dust, dirt, moisture, and vibration where conventional switches might fail.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrusted Allen-Bradley Quality:\u003c\/strong\u003e Benefit from the renowned reliability and engineering excellence synonymous with the Allen-Bradley brand, ensuring a high-quality and dependable safety solution.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eOrder Now\u003c\/h2\u003e\n\u003cp\u003eProtect your critical machinery and personnel with the Allen-Bradley 440N-Z21U17H SensaGuard Non-Contact Safety Switch. Experience the ultimate in industrial safety, reliability, and tamper resistance. Add this essential component to your safety system today.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":45182758649909,"sku":"440N-Z21U17H","price":843.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0713\/7263\/6213\/files\/440n-z21u17h.webp?v=1777407030","url":"https:\/\/djer6s-ji.myshopify.com\/products\/allen-bradley-440n-z21u17h-sensaguard-non-contact-safety-switch","provider":"PLCReadyparts","version":"1.0","type":"link"}