Sargent 70-RX-10XG37-LMB-12V Classroom Function Cylindrical Lock, Request to Exit, L Rose, MB Lever, 2-3/4" Backset, 4-7/8" Strike, Small Format Interchangeable, Furnished Less Core, Grade 1

The Sargent 70-RX-10XG37-LMB-12V is a Grade 1 cylindrical classroom function lock built for high-traffic commercial openings that require secure access control paired with electronic monitoring. This model features a built-in Request-to-Exit (RX) switch that signals when the lever is operated, making it ideal for access-controlled doors and integrated security systems. It comes with the durable LMB lever on an L rose, a 2-3/4" backset, and a 4-7/8" strike. The small format interchangeable core (SFIC) housing is furnished less core, letting you install the keying system of your choice. Operating on 12V, it delivers dependable performance across schools, offices, and institutional environments.

Features

• Grade 1 cylindrical lock engineered for heavy-duty commercial use.
• Classroom function allows the outside lever to be locked or unlocked by key while the inside lever is always free for exit.
• Integrated Request-to-Exit (RX) switch monitors lever operation for access control systems.
• Small format interchangeable core (SFIC) design, furnished less core for flexible keying.
• LMB lever mounted on the L rose for a clean, ergonomic profile.
• 2-3/4" backset with a 4-7/8" ANSI strike for standard door prep.
• Operates at 12V for compatibility with electrified access systems.

Functional Details

The classroom function lets authorized users control access from the outside using a key, while the inside lever always permits free egress. The Request-to-Exit feature adds a monitoring signal each time the lever is turned, allowing the lock to communicate with a connected security or access control panel.

• Latchbolt operated by lever from either side except when outside is locked by key.
• Outside lever locked and unlocked by key.
• Inside lever always free for immediate egress.