Eltryckeslås 900-serien

Electrically controlled modular lock. The lock can always be opened with a cylinder or thumbturn.
Electric handle locks are used for daytime locking and internal locking in, for example, offices, industrial buildings, and entrances in multi-family housing.
Fire rated according to E/EI120. Available for both right- and left-hung doors.

The Robust electric handle lock operates with multi-voltage 10–30 V DC, is ripple-resistant, and includes built-in transient protection as well as polarity-free connection.

Models 988 and 990 have a fail-secure function, meaning they remain locked without power.
Models 989 and 991 have a fail-safe function, meaning they remain unlocked without power.