Dormakaba LR1021B-03-41 Pushbutton Mechanical Lock

Kaba Access Dormakaba LR1021B-03-41 Mechanical Pushbutton Lock combines convenience and security for both commercial and residential applications. This heavy-duty cylindrical lever lock features a combination entry function with key override, making it an ideal choice for controlling access between private and public areas. The lock is designed with a durable, vandal-resistant numeric keypad and offers a bright brass finish that adds a touch of elegance. Installation is straightforward, fitting easily on wood or metal doors with a door thickness of 1⅜" to 2¼". The LR1021B-03-41 is pre-assembled to accommodate doors measuring 1⅝" to 2", and boasts a 2-3/4" backset with a ½" throw latch. Its fixed ADA-compliant levers ensure accessibility, meeting Americans with Disabilities Act standards. This lock eliminates the hassle and expense of managing keys or cards, as combinations can be changed in seconds without removing the lock from the door. With a 3-hour UL/ULC fire rating for "A" labeled doors and a robust construction, this lock is designed to withstand the test of time. Backed by a 3-year warranty, the Kaba Access Dormakaba LR1021B-03-41 is a reliable choice for any security needs.

Mechanical Pushbutton Lock

Pushbutton Cylindrical Lever Lock, Combination Entry Function with Key Override, 2-3/4" Backset, 1/2" Throw Latch, 6/7-Pin SFIC Prep, Less Core, Bright Brass Finish, Right Hand/Right 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