LCN 4631-STD-689-CS Low Energy Surface Mounted Electromechanical Benchmark Door Operator, Slide Track Arm Standard, Pull Side Mounted, 36-48 In Dr, Concealed Switch, 90 Deg. Powered, 170 Deg. Manual Swing, Grade 1, Non Handed, Aluminum Painted Finish

The LCN 4631-STD-689-CS is a low energy surface mounted electromechanical door operator built for reliable, accessible entry in commercial settings. Part of LCN's 4630 Benchmark series, this Grade 1 operator delivers a 90-degree powered swing with a 170-degree manual swing range, making it ideal for high-traffic openings that require ADA-compliant operation. It mounts on the pull side using a standard slide track arm and fits doors from 36 to 48 inches wide. The unit ships non-handed for versatile installation and features a concealed switch for a clean appearance. Finished in aluminum painted 689, it combines dependable performance with a professional look.

Features

• Low energy surface mounted electromechanical operation for smooth, automatic door control.
• Concealed switch design keeps wiring and controls out of view for a tidy installation.
• Standard slide track arm configuration mounted on the pull side of the door.
• Accommodates doors ranging from 36 to 48 inches in width.
• Provides 90-degree powered swing and up to 170-degree manual swing.
• Non-handed for use on both left- and right-hand doors.
• Grade 1 rated for demanding commercial environments.

Arm Type Details

This operator uses a standard slide track arm mounted on the pull side of the door. The slide track design allows the arm to travel within a track rather than projecting outward, providing controlled, low-profile motion during both powered and manual operation while supporting reliable closing across the full swing range.