Dormakaba 919000004 91904 Thumbturn Deadlocking Auxiliary Lock, Satin Brass, 1-3/4" to 2-1/8" Door

Simplex Dormakaba 919000004 91904 Auxiliary Lock features a thumbturn deadlocking spring latch equipped with a latch holdback, specifically designed for doors ranging from 1-3/4" to 2-1/4" in thickness. Finished in elegant satin brass, this lockset not only enhances the aesthetic appeal of your entryways but also offers robust access control without the hassle of keys or electronic cards. This mechanical pushbutton lock is an ideal solution for managing access between public and private spaces. It eliminates the ongoing costs and challenges associated with traditional key and card systems, providing an efficient and reliable alternative. The design allows for fully mechanical access control at all times, ensuring that egress is always free from the interior side via the thumbturn. With a crossbore size of 1-5/8" and dimensions of 2-9/16" x 3-3/4" with a 15/16" projection, this lock fits standard door preparations seamlessly. The spring latch models automatically relock the door each time it closes, providing added security without the need for manual relocking. This durable cast zinc construction, backed by a limited one-year warranty, ensures long-lasting performance, making it a smart addition to any commercial space.

91904 Auxiliary Lock with Thumbturn Deadlocking Spring Latch with Latch Holdback for 1-3/4" to 2-1/8" Door Satin Brass Finish

Simplex mechanical pushbutton locks offer a convenient way to control access between public and private areas. There are no keys or cards to manage, no computers to program, no batteries to replace, and combinations can be changed in seconds without removing the lock from the door.

• Fully Mechanical Lock Eliminates the Material and Labor Expense of Battery Replacements
• Eliminates Problems and Costs Associated with Issuing, Controlling and Collecting Keys and Cards
• Provides Fully Mechanical Access Control at All Times While Allowing Free Egress At All Times By Interior Thumbturn
• Deadbolt Models Must Be Manually Relocked; Spring Latch Models Automatically Relock Each Time Door Closes
• Mechanical Pushbutton Lock