Failsafe Lock

Failsafe Lock

SDC Spacesaver Heavy Duty Electric Bolt Lock, Narrow Mortise, Failsafe,

630 Stainless Steel Finish, for 1-3/4" Frame


The 1190A is locked when energized.

Recommended for safety applications, it is intended that the door unlock automatically when power is interrupted by the access control, power failure or signal from a fire life safety system.

Bolt Throw 0.75" (19 mm)



The Spacesaver®, first designed and patented by SDC, is a fundamental innovation in electric locking technology for access control applications. The stainless steel bolt projects at right angles to the lock mechanism, allowing installation of Spacesaver® locks, by means of a simple cutout, in virtually any standard 1.75" frame, or in most door lock stiles. With the entire lock concealed, esthetic

Acceptability is complete, security is greater and installation in old or new construction is fast, easy and economical.

Solid Stainless Steel Bolt

Greater security is provided by the 0.75" (19mm) diameter solid stainless steel bolt. The bolt rotates freely, making attempts to tamper or cut extremely difficult.


Powerful Extra Heavy Duty Solenoid


The solenoids are the strongest found in the industry for commercial or industrial grade applications. The power and strength of the solenoids far surpasses any competitive models. All Spacesaver® lock solenoids are manufactured by SDC to precision specifications. SDC solenoids are capable of superior overall performance in both force and longevity, providing years of service.


Powerful Extra Heavy Duty Design


The 1190 Spacesaver® bolt locks are the most powerful commercial grade units available on the market. They are designed to provide years of trouble free operation. There are only three moving parts within the hefty solid metal body of the 1190A.