4939 INT & Square End Plate – Accessible Turn / Turnknob & Lever Options

Part of the Lockwood 4939 Series, this square end plate with accessible turn is designed for commercial, institutional, and public environments where accessibility, durability, and clean design are essential. Its slim rectangular profile and ergonomic operation make it suitable for high-traffic internal doors such as restrooms, healthcare facilities, education buildings, and accessible spaces.

Manufactured from high-quality brass, this door furniture solution delivers long-term performance while maintaining a refined architectural appearance. The accessible turn mechanism is designed for easy and intuitive operation, supporting compliance with accessibility requirements without compromising on style.

Compatible with a wide range of Lockwood mortice lock systems, this series offers flexibility across multiple applications and door configurations, making it a reliable choice for large-scale projects and professional installations.

Key Features

• Accessible Turn Function: Designed for smooth, easy operation, supporting users with limited dexterity or mobility

• Square End Plate Design: Slim rectangular plate with clean lines and bevelled edges for a modern architectural finish

• High-Quality Brass Construction: Ensures strength, corrosion resistance, and long service life

• Non-Handed Configuration: Suitable for both left- and right-hand door installations

• Back-to-Back Installation: Allows secure and accurate alignment on double-sided doors

• Wide Compatibility: Suits Lockwood Synergy 3580 Series, Selector 3780 Series mortice locks, and 3540 Series short backset mortice deadbolts

• Commercial Grade Performance: Designed for frequent use in demanding environments

Available Variants

Multiple lever styles and finishes are available within the 4939 Series to suit different design preferences, door functions, and project requirements.