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Sargent 12-8813-G-ETB Fire Rated Rim Exit Device, Classroom Function, ET Control, B Lever, 43"-48" Door Width, Less Dogging, Grade 1, Less Cylinder
The Sargent 12-8813-G-ETB is a Grade 1 fire rated rim exit device built for busy commercial openings that demand reliable egress and secure access control. Designed to fit doors measuring 43 to 48 inches wide, this device operates in Classroom function, allowing entry from the outside using a key while free egress is always available from the inside. It pairs with the ET trim and B lever handle for comfortable, ADA-compliant operation. As a fire rated unit, it ships less dogging to maintain a positive latch under fire conditions, and it is supplied less cylinder so you can specify the keying that fits your facility.
Features
- Grade 1 rim exit device rated for heavy-duty commercial use.
- Fire rated construction suitable for labeled door and frame assemblies.
- Classroom (ET) function allows key-controlled outside entry with continuous free egress.
- Fits door widths from 43 to 48 inches.
- Includes the ET escutcheon trim with a B lever design.
- Supplied less dogging to meet fire door requirements.
- Shipped less cylinder for flexible keying options.
Functional Details
In Classroom (13) function, the outside lever is controlled by a key, letting authorized users lock or unlock the lever from the exterior. The interior push bar always retracts the latch for immediate egress, which is essential in a fire rated application.
- Key outside locks or unlocks lever.
- Pushpad always operative for free egress.
- Latchbolt locked and unlocked by key.
Arm Type Details
This is a rim-mounted exit device with surface application to the door face. The latch engages a strike mounted on the frame, providing straightforward installation and dependable latching on single or paired fire rated doors.
Included Components
The device includes the 8800 series rim exit chassis, ET escutcheon trim with B lever, and the required mounting hardware. A cylinder must be ordered separately to complete the keyed outside function.
| Manufacturer | Sargent |
|---|---|
| SKU | 12-8813-G-ETB |
| Grade | ANSI/BHMA Grade 1 |
| Device Type | Rim Exit Device |
| Function | Classroom (ET Control) |
| Fire Rating | Fire Rated |
| Trim / Lever | ET Trim, B Lever |
| Dogging | Less Dogging |
| Cylinder | Less Cylinder |
| Origin | Made in USA |
| Unit of Measure | Each |
| UL Listing Type | UL/cUL Listed Panic and Fire Exit Hardware |
| ANSI Number | A156.3 |
| BAA Qualified | Yes |
| Limited Warranty | Yes |
| Series | 8800 |
|---|---|
| Door Width Range | 43" to 48" |
| Maximum Device Length | 48 inches |
| Latchbolt Throw | 3/4 inch |
| Minimum Stile Width | Consult manufacturer template |
| Mounting | Surface, Rim |
| Door Type | Single or Double Door |
| Handing | Non-Handed |
| Cylinder Type | Mortise Cylinder (ordered separately) |
| Projection | Approx. 3-1/4 inches |
| ADA Compliant | Yes |







