• 9847NL Von Duprin Concealed Vertical Rod Exit Device - Night Latch

*Actual product and finish may vary

The 9847NL is a night latch (Key retracts latchbolt) concealed vertical rod device for use on single or double metal doors, UL listed for Panic Exit Hardware.   Devices are ANSI A156.3 – 2001 Grade 1.  Von Duprin 9847 device has a smooth mechanism case.

The concealed vertical rod device is non-handed except when the following device options are used: SD (Special Dogging), or SS (Signal Switch). 

All 98 and 99 series exit devices are UL listed for Panic Hardware or Fire Hardware, and are certified to ANSI A156.3, 2001, Grade 1. Many models are also certified for Hurricane Resistant Applications.

For use on metal doors only.

990NL-R&V standard trim

Von Duprin 98/99 series catalog


  • 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
  • Strikes: Top - 338 – Unfinished, Bottom – 385A - Unfinished; Optional Strikes available
  • Dogging Feature: Hex key dogging standard
  • Dogging Options: CD Cylinder Dogging; SD Special Center Case Dogging; LD Less Dogging
  • Electric Options: LX Latchbolt Monitor Switch; RX Pushpad Monitor Switch; RX2 Double Pushpad Monitor Switch; EL Electric Latch Retraction; SS Signal Switch; CX Chexit Delayed Exit; ALK Alarm Exit Kit; E Electric Unlocking and Locking Trim; QEL Quiet Electric Latch Retraction
  • Mechanical Options: PN Pneumatic Latch Retraction; LBR Less Bottom Rod; GBK Glass Bead Kit; PL Pullman Latch
  • Fasteners & Sex Bolts (SNB): Includes screw pack for 1-3/4" (44mm) – 2-1/4" (57mm) Thick Metal and Wood Doors. Optional 425 SNB available
  • Latch Bolt: Deadlocking Top & Bottom Bolt, 5/8" (16mm) throw
  • Device Centerline from Finished Floor: 39-5/8" (1006 mm) Standard, Adjustable from 35-5/8" (905mm) to 49-5/8" (1260mm)
  • Door Undercut: 1/4" (7mm) maximum
  • Center Case Dimensions: 8" x 2-3/4" x 2 3/8" (203mm x 70mm x 60mm)
  • Mechanism Case Dimensions: 2-1/4" x 2-1/4" (57mm x 57mm)
  • Top & Bottom Latch Case: 4-1/2" x 2-1/8" x 1-1/2" (114mm x 54mm x 38mm);
  • Vertical Rods: Round 2 piece adjustable rods; Top rod adjustable from 6’8" (2027mm) to 8’4"(2533mm); Bottom rod adjustable 35-5/8" (905 mm) to 49-5/8" (1260 mm); Extension rod kits available for doors over 8’4" (2533mm)
  • Projection: Pushbar Neutral – 3-13/16" (97 mm); Pushbar Depressed – 3-1/16" (78 mm)

Von Duprin push pad exit devices are available in two external surface styles, designated 98 Series and 99 Series. The two styles are mechanically and dimensionally identical and provide a wide selection of appearance options.

Vertical rod and latch guards are available to protect the bottom rod of the exit device from damage by impacts of carts or gurneys passing through doors.

Latch Bolt
Deadlocking latchbolt provides security and improved performance at standard device cost.

The Quiet One®
A fluid dampener decelerates the pushpad on its return stroke and eliminates most noise associated with exit device operations. Furnished on all 98/99™ series exit devices.

Options & Accessories  – see catalog for detailed information

Cylinder Dogging

Electric Latch Retraction

Request to Exit Switch

LBR – Less Bottom Rod

Alarm Kits

9847NL Von Duprin Concealed Vertical Rod Exit Device - Night Latch

  • $1,305.00

Available Options

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