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Sargent LC-12-8975-J-ETB-24V Fire Rated Mortise Exit Device, Electrified Trim 24V Fail Safe, ET Control, B Lever, For 37-42" Width Door, Less Cylinder, Less Dogging, Grade 1
The Sargent LC-12-8975-J-ETB-24V is a Grade 1 fire rated mortise exit device built for high-traffic openings that require secure, controlled access. Designed for doors ranging from 37" to 42" in width, this device pairs Sargent's rugged 8900 series mortise lock with electrified ETB trim operating at 24V in a fail safe configuration. The J design lever with B escutcheon provides durable, egress, while the "LC" designation means it ships less cylinder, allowing you to specify your own keying. Ideal for fire-rated applications, it offers dependable life-safety performance and smooth daily operation in commercial and institutional buildings.
Features
- Fire rated mortise exit device suitable for labeled fire door assemblies.
- Electrified ETB trim operating at 24V for access control integration.
- Fail safe function unlocks the outside trim when power is removed.
- Fits door widths from 37" to 42".
- Ships less cylinder to accommodate your preferred keying system.
- Less dogging, as required for fire rated applications.
- J design lever with B style escutcheon trim.
- Grade 1 ANSI/BHMA certification for heavy-duty use.
Functional Details
This 24V DC electrified ET trim operates in fail safe mode. With power removed, the outside lever is unlocked. Applying power locks 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.
Trim and Lever Details
The ET trim has a B lever. Electrical power controls whether the outside lever is locked or unlocked; operating an unlocked lever retracts the latch. Select the LHR or RHR handing to suit the opening.
Included Components
The device includes the 8975 mortise exit chassis, ETB electrified trim with J lever and B escutcheon, and mounting hardware. A mortise cylinder is not included and must be ordered separately.
| Manufacturer | Sargent |
| SKU | LC-12-8975-J-ETB-24V |
| Grade | ANSI/BHMA Grade 1 |
| Unit of Measure | Each |
| UL Listing Type | UL Listed for Fire Door (less dogging) |
| ANSI Number | ANSI/BHMA A156.3 |
| Device Type | Mortise Exit Device |
| Cylinder | Less Cylinder; compatible mortise cylinder ordered separately |
| Limited Warranty | Yes |
| Series | 8900 Mortise Exit Device |
| Function | Electrified Trim, Fail Safe |
| Voltage | 24V DC |
| Trim Type | ETB Electrified Trim |
| Lever Design | J Design |
| Escutcheon | B Style |
| Door Width Range | 37" to 42" |
| Mounting | Mortise lock exit device |
| Dogging | Less Dogging |
| Fire Rating | Fire rated; opening size and rating are subject to the applicable UL listing |
| Cylinder Type | Less Cylinder; compatible mortise cylinder ordered separately |







