Standard, compact size electric strike with rounded (radius) and adjustable latch (FF, FaFix). Fail locked operation. The door can only be opened while a contact is made. In alternating current operation, a humming noise is audible. In direct current operation, there is no noise. When mounting with a throw-open spring or throw-open bolt, the door is opened visibly after a contact is made. ProFix 2 version. Compatible with all frequently used mortise locks. Can be used with FaFix 2 striking plates. Symmetrical structure. DIN right/left and horizontal installation. Height (y) 66 mm Width (x) 18.5 mm Depth (z) 25.5 mm Direction universal Net weight 0.150 kg Fail-locked (1) yes Adjustable latch, FaFix (FF) yes Voltage code A7 Voltage 10-24V AC/DC Break-in resistance 3750 N