Electric strikes These versatile, reliable and easy-to-install locking devices, opened by electric signals, may be installed on steel, wood, glass and aluminum doors, and are suitable for numerous applications, including fire and emergency exits and other security doors. Their notable advantages make them the preferred choice of many installers and integrators. Magnets Based on an electromagnetic force of 150-1500 kg, these locking devices are especially suitable for access control systems and fire doors. They may be installed on new or existing doors, during construction or as a security upgrade. Installation is simple, using aluminum or steel hardware of suitable profiles.