440K-E33030

Overview of Allen Bradley 440K-E33030

The Allen Bradley 440K-E33030 is a rugged, dependable tongue interlock safety switch designed for industrial guard and access control applications. Manufactured under the trusted Guardmaster Safety Products brand, the 440K-E33030 features a plastic cuboid housing with robust IP67 ingress protection, making it suitable for demanding plant environments where moisture and dust are present. This device enables safe machine operation by ensuring guards and doors remain securely closed until hazardous conditions are resolved. It is a key component for safeguarding personnel and equipment across various industries, meeting global standards for safety and reliability. The 440K-E33030 is engineered for simple integration into existing control systems, providing reliable monitoring and interlocking functions.

Key Features of Allen Bradley 440K-E33030

• Direct opening action normally closed (N.C.) safety contact provides fail-safe operation.
• Break before make (BBM) contact type ensures safe switching sequences.
• High mechanical life—up to 1,000,000 operations—guarantees extended service.
• Plastic, cuboid housing with IP67 protection for resistance to dust, water, and washdowns.
• 90-degree actuator allows versatile mounting and adjustment in tight spaces.
• M16 conduit and 1/2-inch NPT adaptor options for flexible wiring connections.
• Auxiliary normally open (N.O.) contact for additional control and monitoring.
• Certified to global standards including CCC, CE, CUL, KC, and UL.
• Operating temperature range from -20 to +80°C for wide environmental adaptability.
• Tamper-evident mounting for added security in safety-critical applications.

Technical Specs of 440K-E33030

Applications / Use Case

The Allen Bradley 440K-E33030 is used for safety interlocking on machinery guards, access doors, and protective enclosures. It helps prevent unauthorized access to hazardous areas and ensures compliance with safety regulations. Typical applications include packaging lines, manufacturing cells, conveyor systems, and automated assembly equipment where operator safety is critical. Its robust design and high reliability make it a go-to choice for engineers requiring dependable guard locking and monitoring in harsh industrial settings. Integration with PLCs and safety relays is straightforward, supporting complex safety architectures and helping plants meet the highest standards for personnel protection.

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