Mechanical interlock does not require wiring, can withstand harsh environments, and has a service life of 40 years.

Maintenance-free, it has obvious cost advantages in applications with multiple power sources and multiple accessible doors.

More than 120 years of practical applications show that mechanical interlock technology is safe and reliable.

The armadillo tapped key interlock technology ,salute every worker and ensure that everyone enjoys the right to work safely.

Armadillo Industrial Safety Interlock adheres to the international leading position of products. It is made of real stainless steel, without plastic or springs. It has double-sided insertion and unified keys.