The new Fire Door Hold Open Magnets are designed for holding open doors in a public area, and released where the doors are closed in the event of fire detection. The Magnets are ideal units for swing fire doors. Both units are designed with heavy duty steel construction making the units suitable for swing door systems in most environments. Wall mounted fire door hold open magnet Available in Black or Brushed Aluminium ABS finish Suitable for swing fire doors, with release button EN1155 Compliant Adjustable force from 10-50KG Supplied with armature plate Operating Voltage: 24V DC Absorbed Current: 70 mA