Sargent LC-12-8976-F-ETB-12V Fire Rated Mortise Exit Device, Electrified Trim 12V Fail Secure, ET Control, B Lever, For 33-36" Width Door, Less Cylinder, Less Dogging, Grade 1

The Sargent LC-12-8976-F-ETB-12V is a Grade 1 fire rated mortise exit device built for high-traffic commercial openings on doors measuring 33" to 36" wide. This model combines a durable mortise lock case with electrified ETB trim operating at 12V in a fail secure configuration, meaning the outside lever stays locked until power is applied. Designed for use with the B lever design and supplied less cylinder and less dogging, it meets fire door requirements while offering reliable access control. Ideal for entrances where life safety, security, and dependable latching are essential, this device delivers trusted Sargent performance in demanding institutional and commercial environments.

Features

• Grade 1 fire rated mortise exit device certified for use on fire-rated door assemblies.
• Electrified ETB trim operating at 12V for integration with access control systems.
• Fail secure function keeps the outside lever locked during a power loss for enhanced security.
• Sized for doors between 33" and 36" in width.
• B lever design offered with electrified trim for smooth, controlled operation.
• Supplied less cylinder, allowing you to use your preferred keying system.
• Less dogging, consistent with fire-rated application requirements.

Functional Details

This 12V DC electrified ET trim operates in fail secure mode. With power removed, the outside lever is locked. Applying power unlocks the outside lever. When unlocked, turning the outside lever retracts the mortise latch. Operating the inside push rail permits egress regardless of the electrical state of the trim. A compatible mortise cylinder, ordered separately, provides mechanical key override.

Included Components

This device includes the mortise exit device chassis, electrified ETB trim with B lever design, and mounting hardware. The cylinder and dogging are not included and must be ordered separately as needed.