Rockwell A-B 440T-MDALJ10BBBD Trapped Key Interlock, Safe and Secure Operation
The Rockwell A-B 440T-MDALJ10BBBD Trapped Key Interlock is an industrial-grade locking safety switch designed to enhance workplace safety by preventing unauthorized access to hazardous machinery or areas. It ensures operators follow safe procedures and is essential for compliance with international safety standards.
Manufacturer:Rockwell Automation
Model:440T-MDALJ10BBBD
Module Category:Trapped Key Interlock
Switch Type:Mechanical Interlock
Number of Keys:2
Material:Stainless Steel
Operating Temperature Range:-40°C to +80°C
Protection Rating:IP67
Contact Configuration:Normally Open (NO)
Certifications:CE, UL, CSA
The A-B 440T-MDALJ10BBBD Trapped Key Interlock Module provides an effective means of securing hazardous machinery. This module is built to last, with a robust stainless steel construction that ensures durability in harsh industrial environments. The module operates at 24VDC and has a switching capacity of up to 10A, making it suitable for a wide range of industrial applications.
The interlocking mechanism utilizes a captive key system that prevents unauthorized access to the equipment until all safety conditions are satisfied. This ensures that personnel are protected from accidental startup or operation under unsafe conditions.
Compliance with international safety standards such as IEC 60204-1 and ISO 13849-1 guarantees the reliability and effectiveness of this module in safeguarding workers and machinery.
Installation is straightforward, with detailed instructions provided for easy integration into existing systems. The IP67 rating ensures that the module can withstand dust and water ingress, further enhancing its reliability in industrial settings.
This module is an essential component for any safety-conscious industrial setup, offering peace of mind and compliance with safety regulations.











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