Rockwell A-B 440T-MDBLE14DCDD Trapped Key Interlock for Enhanced Safety
The Rockwell A-B 440T-MDBLE14DCDD Trapped Key Interlock is designed to enhance safety protocols in industrial settings. It ensures secure access control, preventing unauthorized operations by locking out hazardous areas until safe conditions are met. Ideal for manufacturing environments requiring high levels of safety and operational integrity.
Product Type: Trapped Key Interlock
Brand: Rockwell Automation
Model: 440T-MDBLE14DCDD
Key Type: Trapped
Input Voltage: 14 VDC
Material: Stainless Steel
Protection Rating: IP65
Certifications: CE, UL, CSA, ATEX
Weight: 2.2 lbs
Dimensions: 4.5 x 3.2 x 1.5 inches
This robust interlock device employs a trapped key mechanism to prevent unauthorized access to potentially dangerous areas until the system is in a safe state. Built with high-quality stainless steel, it is resistant to corrosion and wear, making it suitable for harsh industrial environments. Its compact design allows for easy installation without compromising on strength or durability.
With an input voltage of 14 VDC, the 440T-MDBLE14DCDD operates reliably across various industrial settings. Its protection rating of IP65 ensures that it can withstand dust and water splashes, enhancing its reliability in demanding conditions.
Compliant with major safety standards including CE, UL, CSA, and ATEX, the 440T-MDBLE14DCDD meets international safety requirements. It is an essential component for any safety-critical application requiring a trapped key interlock mechanism.
To install and use the interlock, simply integrate it into your existing control system and ensure that the correct key sequence is followed for safe operation. The intuitive design and clear instructions make installation straightforward and maintenance minimal.

At Stoker Automation Technology, we have been providing automation solutions for over 20 years. With a 5000 square meter warehouse, we offer a wide range of products from leading brands like Rockwell Automation. Our inventory includes everything from PLC modules to DCS systems, ensuring you find exactly what you need. If you can’t find the model you’re looking for, feel free to contact us via WhatsApp.










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