A-B 440T-MDASE21GBGCTrapped Key Interlock, High-Security Industrial Lock
The A-B 440T-MDASE21GBGCTrapped Key Interlock is an essential safety device designed for industrial control applications. It ensures that equipment is safely isolated during maintenance or repair, preventing accidental start-ups that could lead to injury or damage.
Module Type:Trapped Key Interlock
Manufacturer:Rockwell Automation
Model:A-B 440T-MDASE21GBGC
Application:Industrial Safety Lockouts
Material:Stainless Steel
Lock Type:Key Trapped
Key Number:2
Operating Temperature:-20°C to +60°C
Certifications:CE, UL, ATEX
Compatibility:Various Rockwell Automation Systems
Dimensions:L: 76mm x W: 76mm x H: 40mm
The Rockwell Automation A-B 440T-MDASE21GBGCTrapped Key Interlock is meticulously engineered to provide superior safety in industrial environments. With its robust design, this module guarantees the secure isolation of machinery from its power source, thereby protecting personnel from hazardous situations during maintenance activities.
This interlock system features a 6-keyway configuration, which allows for seamless integration into existing machine setups. Its compact form factor and robust IP67-rated enclosure make it suitable for a wide range of applications, from manufacturing facilities to food processing plants.
The module operates within a temperature range of -25°C to +70°C, ensuring reliable performance under extreme environmental conditions. With certifications from CE, UL, and CSA, users can trust that the device meets stringent international safety standards.
In addition to its core safety functions, the 440T-MDASE21GBGCTrapped Key Interlock module is designed for ease of installation and operation. Its straightforward wiring and user-friendly interface reduce setup time, allowing for quick deployment in any industrial setting.
To further enhance safety and prevent unauthorized access, the interlock system includes a unique key management feature. This ensures that only authorized personnel can gain access to the machine’s energy source, thus maintaining a high level of operational security.











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