The ABB 2TLA050040R0240 MKey RFID Key Actuator is crafted from durable stainless steel 316, ensuring robust performance and longevity. Designed specifically for MKey RFID safety switches, this standard key features a metal head for reliable operation. MKey mechanical safety switches are essential for monitoring doors and hatches, with the switch mounted on the frame and the actuator key on the moving part of the guard. These switches offer a safe interlocking function, and certain models can be locked, serving as either process locks or safety locks with a safe unlocking feature. Available in various materials and sizes, MKey switches are versatile to meet diverse application needs.