Description
The Von Duprin 33ADT 3 US28 is a UL-listed panic exit device designed for single and double doors with mullion. Built to ANSI A156.3 Grade 1 standards, it provides reliable emergency egress for commercial facilities, schools, hospitals and other high-traffic buildings where life safety code compliance is essential.
This rim-mounted device fits doors 2'4" to 4' wide and accepts multiple electric and mechanical options including latch monitoring, signal switches, and alarm kits. As an authorized Von Duprin dealer, E.D. Locks offers expert configuration guidance and product support. Contact our team at sales@edlocks.com or 1-877-207-6067 to verify compatibility with your door type and discuss keying or wiring requirements.
Specifications
- Model: 33ADT 3 US28
- Grade: ANSI A156.3 Grade 1
- Device Type: Non-handed rim exit device (non-handed except with SS signal switch option)
- Door Width Range: 2'4" to 4' (711mm to 1219mm)
- Latch Bolt: Deadlocking, 3/4" throw
- Centerline Height: 39 13/16" from finished floor (39 11/16" with mullion)
- Case Dimensions: 8 3/16" x 2 13/32" x 1 9/16"
- Mechanism Case: 2 1/4" x 2 1/4"
- Pushbar Projection: 3 13/16" neutral, 3 1/16" depressed
- Dogging: Hex key dogging standard; CD cylinder or LD options available
- Electric Options: LX latchbolt monitor, RX pushpad monitor, EL electric latch retraction, ALK alarm kit, SS signal switch
- Fasteners: Sex bolts 1 3/4" to 2 1/4" for wood and metal doors
- Finish: Dull Black
