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Sargent LC-8904-G-ETL Mortise Exit Device, Night Latch, For 43-48" Dr Widths, Less Cylinder
The Sargent LC-8904-G-ETL is a heavy-duty mortise exit device built for high-traffic commercial openings that demand reliable security and smooth egress. Configured for night latch function, it allows free exit from the inside while keeping the outside secured, with access controlled by a key cylinder. Designed to fit door widths from 43 to 48 inches, this device features the ET-G lever trim and ships less cylinder, letting you specify the keying system that matches your facility. As part of Sargent's 8900 Series, it offers the durability and proven performance that make it a trusted choice for schools, offices, healthcare, and institutional buildings.
Features
- Mortise exit device engineered for dependable security and long-term use in commercial applications.
- Night latch function provides key-controlled access from the outside while permitting free egress.
- Sized to accommodate door widths ranging from 43 to 48 inches.
- Supplied less cylinder, allowing flexible keying to suit your security requirements.
- Equipped with the ET-G lever trim for comfortable, code-compliant operation.
- Grade 1 construction meets the needs of high-traffic openings.
Functional Details
The night latch (NL) function provides key-controlled entry from the exterior while the interior push bar always allows free egress. Turning the key retracts the latch for access, and the door automatically relocks behind the user.
- Night Latch - Key outside unlocks/retracts latch. Push pad always operates latch for free egress.
Arm Type Details
This device uses the ET-G lever trim design, which pairs the mortise exit mechanism with an ergonomic lever pull on the exterior. The lever provides smooth, accessible operation for authorized users once the cylinder is unlocked.
Included Components
The device ships with the mortise exit chassis, ET-G lever trim, and standard mounting hardware. A key cylinder is not included and must be ordered separately.
| Manufacturer | Sargent |
| SKU | LC-8904-G-ETL |
| Series | 8900 Series Mortise Exit Device |
| Function | Night Latch |
| Trim | ET-G Lever |
| Grade | ANSI/BHMA Grade 1 |
| Cylinder | Less Cylinder |
| Origin | Made in USA |
| Unit of Measure | Each |
| UL Listing Type | UL/cUL Listed Panic Hardware |
| ANSI Number | ANSI/BHMA A156.3 |
| Limited Warranty | Sargent Limited Warranty |
| Device Type | Mortise Lock Exit Device |
| Door Width Range | 43 in to 48 in |
| Latch Function | Night Latch (NL) |
| Latch Bolt Throw | 3/4 in |
| Minimum Stile Width | 4-1/2 in (recommended) |
| Door Thickness | 1-3/4 in standard |
| Handing | Reversible / field adjustable |
| Mounting | Surface mounted with mortise case |
| Cylinder Type Accepted | Mortise cylinder (ordered separately) |
| Fire Rating Compatibility | Available for fire-rated openings (FL variant) |






