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Sargent LC-12-8975-F-ETL-12V Fire Rated Mortise Exit Device, Electrified Trim 12V Fail Safe, ET Control, L Lever, For 33-36" Width Door, Less Cylinder, Less Dogging, Grade 1
The Sargent LC-12-8975-F-ETL-12V is a Grade 1 fire rated mortise exit device built for high-traffic commercial openings that require reliable electrified access control. Designed for doors measuring 33 to 36 inches wide, this device features the ETL electrified trim with an L lever and operates on 12V in a fail safe configuration, meaning the outside lever unlocks when power is removed. The less cylinder design lets you specify your own mortise cylinder for keyed override, while the fire rated construction ensures the opening remains secure and . It's a dependable choice for schools, healthcare facilities, and office buildings needing integrated electrified egress.
Features
- Grade 1 fire rated mortise exit device suitable for demanding commercial applications.
- Fits door widths from 33 to 36 inches.
- ETL electrified trim with L lever design for controlled outside access.
- Operates on 12V DC power for integration with access control systems.
- Fail safe function unlocks the outside trim when power is interrupted.
- Supplied less cylinder so you can match your existing keying system.
- Less dogging configuration as required for fire rated openings.
Functional Details
This 12V 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 an L 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 ships as a mortise exit device with the ETL electrified L lever trim. A mortise cylinder is not included and must be ordered separately to complete the keyed function.
| Manufacturer | Sargent |
|---|---|
| SKU | LC-12-8975-F-ETL-12V |
| Grade | ANSI/BHMA Grade 1 |
| Unit of Measure | Each |
| Device Type | Fire Rated Mortise Exit Device |
| Trim Function | Fail Safe, Electrified |
| Lever Style | L Lever |
| Cylinder | Less Cylinder; compatible mortise cylinder ordered separately |
| UL Listing Type | UL/cUL Fire Rated |
| Limited Warranty | Yes |
| Voltage | 12V DC |
|---|---|
| Door Width Range | 33 in. to 36 in. |
| Exit Device Series | 8900 Series |
| Mounting Type | Mortise lock exit device |
| Fire Rating | Fire rated; opening size and rating are subject to the applicable UL listing |
| Dogging | Less Dogging |
| Latchbolt Throw | 3/4 in. |
| Minimum Stile Width | 5 in. |
| Handing | LHR or RHR (select the required handing) |
| Cylinder Type | Less Cylinder; compatible mortise cylinder ordered separately |







