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Von Duprin CXA9975L-NL-12-F 4 643E LHR Delayed Egress Exit Device Aged Bronze
Item #: CXA9975L-NL-12-F 4 643E LHR by Von Duprin
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Features
- Device functions: Device ships EO/DT/NL. Field selectable. For TP, K or L remove NL drive screw from device.
- Device lengths: 3' 2'4' to 3' (711mm to 914 mm) Door size 4' 2'10" to 4' (864 mm to 1219 mm) Door size
- Device centerline from finished floor: 39 13/16" (1011 mm) 39 11/16" (1008 mm) with mullion
- Center case dimensions: 8" x 2 3/4" x2 3/8" (203mm x 70mm x 60mm)
- Mechanism case dimensions: 2 1/4" x 2 1/4" (57mm x 57mm)
- Projection: Pushbar neutral – 3 13/16" (97 mm) Pushbar depressed – 3 1/16" (78 mm)
- Fasteners & sex bolts (SNB): Includes screw pack for 1 3/4" (44mm) and 2 1/4" (57mm) thick metal or wood do
Trim Design
12-Lever
Mechanical Function
Lever Night Latch
Color
Aged Bronze
Physical Appearance
Wide Stile Pushpad
Hand
LHR
Grade
Grade 1
Door Material
Metal or Wood
Minimum Stile Size
Wide
Base Material
Steel
Color Code
643E/US10B
Trim Part No.
996L-NL-M
Design A
12 Lever
Trim Type
Nightlatch Lever
Door Thickness
1 3/4 In. - 2 1/4 In.
Device Length
48 In.
Includes Trim
Yes
Door Width
34 In. - 48 In.
Package Qty
1
Mechanical Options
Fire Rated Device
Device Type
Mortise
Includes Cylinder(s)
No
Cylinder Type
1-1/4 In. Mortise
Special Marks
Fire rated 3 Hours {A}
Fire Rated
3 Hours {A}, Yes
Handing
Left Hand Reverse
Product Overview
Delayed Egress Exit Device, Mortise Device, with Nightlatch Lever Trim, Fire Rated, Aged Bronze
The Von Duprin CHEXIT is a delayed egress option available on all 98/99, 98/99XP and 33A/35A series exit devices. It is commonly used in behavioral health, memory care, and maternity applications to prevent patient abduction or elopement and in retail stores for asset protection. All control inputs, auxiliary locking, local alarm and remote signaling outputs are self-contained. The CHEXIT can easily be integrated with access control, fire prevention and infant protection systems.
Devices are ANSI A156.3 – 2001 Grade 1
The 9975 Series is for all types of single or double doors and is UL listed for panic exit hardware. Fits stock hollow metal doors with 86 cutout and door stiles as narrow as 4 3 /4" (121mm).