Lock case EL573 Suitable for exterior and interior doors which are unlocked at daytime and need high security with electrical locking at night time with access control system. Extra strength DHB Dynamic Hook Bolt is electrically controlled and latch is opened by handle. Only deadbolt out indication. EL573 have only hook bolt. Should be used with additional day-time lock e.g. EL580 Specifications Mortise standard Scandinavian Locking Points Single Installation type Mortise Cylinder body type Close Downloads EL573_Declaration_of_Performance_1_ABLOY.pdf (.pdf, 72 kB) Close Lock case EL875Security motor lock for solid doors Lock case EL559Security motor lock for solid doors Lock case EL755Security motor lock for solid doors