Dormakaba LL1021M-03-41 Pushbutton Mechanical Lock

Kaba Access Dormakaba LL1021M-03-41 Mechanical Pushbutton Lock provides a robust solution for access control in both commercial and residential settings. This cylindrical lever lock features a combination entry function with a key override, ensuring convenience and security. Designed with a 2-3/4" backset and a 1/2" throw latch, it easily accommodates various door thicknesses from 1⅜" to 2¼". The Simplex series pushbutton lock eliminates the hassle of managing keys or cards, with no batteries required, making it an economical choice for high-traffic areas. Combinations can be changed in seconds without removing the lock, reducing material and labor costs. The heavy-duty construction includes a cast front housing and fixed ADA-compliant levers, ensuring durability and accessibility. Installation is straightforward on wood or metal doors, adhering to ASA 161 door preparation standards. The vandal-resistant numeric keypad is crafted from solid metal pushbuttons, further enhancing security. With a 3-hour UL/ULC fire rating for "A" labeled doors and D.O.D. compliance, this lock meets rigorous safety standards. Backed by a 3-year warranty, the Kaba Access LL1021M-03-41 is a reliable choice for those seeking a secure, user-friendly locking solution.

Mechanical Pushbutton Lock

Pushbutton Cylindrical Lever Lock, Combination Entry Function with Key Override, 2-3/4" Backset, 1/2" Throw Latch, Medeco/Yale/ASSA/Abloy LFIC Prep, Less Core, Bright Brass Finish, Left Hand/Left Hand Reverse

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.

Eliminates the material and labor expense of battery replacements and has a single access-code.

• Construction: Heavy-duty cylindrical lock housing with cast front housing, unified trim plate, and fixed ADA-compliant levers
• Door Preparation: Easily installs on wood or metal doors. ASA 161 door preparation with additional through holes.
• Door Thickness: 1⅜" (35 mm) to 2¼" (57 mm)—Pre-assembled to accommodate 1⅝" (41 mm) to 2" (51 mm) doors
• Numeric Keypad: Vandal resistant, solid metal pushbuttons
• Handing: Factory-handed; not field reversible
• Backset: 2¾" (70 mm), 2⅜" (60 mm)
• Latch: ½" (13 mm) throw latch, ¾" (19 mm) throw latch (optional)
• Minimum Stile Recommended: 5" (127 mm)
• Strike: Standard strike plate; ASA strike plate
• Accessibility Standard: Americans with Disabilities Act (ADA); fixed ADA-compliant levers
• Durability: D.O.D. Compliant 5220.22M for supplemental access control; weather resistant
• Fire Rating: 3-hour UL/ULC fire rating for "A" labeled doors
• Warranty: 3-year warranty

Resources

• Simplex 1000 / L1000 - How to Reset Unknown Combination - New Style Chamber
• Simplex L1000 Series Cut Sheet
• Simplex Product Catalog