Dormakaba R8148B-05-41 Pushbutton Mechanical Lock

Kaba Access Dormakaba R8148B-05-41 Mechanical Pushbutton Lock is a robust solution designed for seamless access control in both commercial and residential settings. This mortise combination lever lock features a key override, allowing you to maintain flexibility in access management while ensuring security. With no keys or cards to worry about, users can quickly change combinations in seconds without the need to remove the lock from the door. Constructed with a cast front housing and a unified trim plate, the R8148B-05-41 boasts fixed ADA-compliant levers, ensuring accessibility for all. The vandal-resistant solid metal pushbuttons on the numeric keypad enhance durability and resistance against tampering. It accommodates a 2¾" backset and offers a two-piece anti-friction latch along with an optional 1" deadbolt for added security. Designed for easy installation on wood or metal doors, this lock fits standard mortise preparations and is suitable for door thicknesses between 1¾" and 2¼". With a 3-hour UL/ULC fire rating for "A" labeled doors and a weather-resistant finish, the R8148B-05-41 is built to last. Plus, it comes with a 3-year warranty, providing peace of mind for your investment.

Mechanical Pushbutton Lock

Mortise Combination Lever Lock, Key Override, Passage, Lockout, with Deadbolt, 6/7-Pin SFIC Prep, Less Core, Antique Brass

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.

Provides exterior access by combination, while allowing free egress.

• Construction: Cast front housing; unified trim plate; fixed ADA—compliant levers
• Numeric Keypad: Vandal resistant, solid metal pushbuttons
• Backset: 2¾" (70 mm)
• Latch: ¾" (19 mm) two-piece anti-friction latch; 1" (25 mm) optional deadbolt
• Minimum Stile Recommended: 5" (127 mm)
• Strike: 4⅞" (124 mm) L x 1¼" (32 mm) W x ¼" (6 mm) D Deadbolt/Latch mortise strike plate
• Key Override
  • Interchangeable Cores: Small format—Best and equivalents (6 or 7-pin length); core not included
  • Removable Cores: Large format—Medeco/ASSA/Yale/Abloy (5 or 6-pin length), Corbin Russwin, Schlage, and Sargent; core not included
• Door Preparation: Easily installs on wood or metal doors. Standard (86) mortise preparation
• Door Thickness: 1¾" (44 mm) to 2¼" (57 mm)
• Accessibility Standard: Americans with Disabilities Act (ADA); fixed ADA-compliant levers
• Durability: Weather resistant
• Fire Rating: 3-hour UL/ULC fire rating for "A" labeled doors
• Warranty: 3-year warranty

Resources

• Simplex 8100 Series Cut Sheet
• Simplex Product Catalog