Schlage L283-347 EU L Series Electrified Mortise Lock Case 1x3-5/8 x 4-7/16 in Electrically Unlocked (Fail-Secure), Field-Reversible

Designed for reliable commercial access control, the Schlage L283-347 L Series electrified mortise lock case delivers secure, managed entry where safety and continuity matter most. This Schlage mortise lock provides fail-secure (electrically unlocked) operation so doors remain locked when required during power loss, supporting critical security and surveillance strategies. The field-reversible chassis and compact 1 x 3-5/8 x 4-7/16 in footprint speed up installation and retrofit into standard mortise preparations, minimizing downtime for IT closets, server rooms, and high-traffic facilities.

Engineered for integration, the L283-347 EU interfaces easily with access control panels and monitoring systems for centralized event logging and remote supervision. As part of the trusted L Series, it offers the durability and consistency facility managers expect—helping reduce maintenance cycles and lifecycle costs. Specify the Schlage L283-347 for projects requiring dependable, low-voltage electrified locking that supports modern security and surveillance workflows. Contact your vendor or order now to equip your site with proven access control performance.

• Ensures controlled access with fail-secure (electrically unlocked) operation to keep sensitive areas locked during power loss
• Field-reversible design and compact 1 x 3-5/8 x 4-7/16 in profile for fast installation and reduced retrofit time
• Seamlessly integrates with access control and monitoring systems to support security, surveillance and centralized management
• Built to Schlage L-Series standards for commercial durability, reducing maintenance and downtime in high-traffic environments
• Compatible with industry low-voltage wiring and typical mortise preparations, simplifying specification and procurement