Von Duprin 9947EO 3 643E LBR Grade 1 CVR Exit Device 643E

Von Duprin 9947EO 3 643E LBR Grade 1 CVR Exit Device 643E is a premium-grade concealed vertical rod exit bar designed for commercial applications. This Grade 1 exit device features a wide stile pushpad, making it easy to operate in emergency situations. With a length of 36 inches, it accommodates door heights ranging from 80 to 100 inches. The device is UL listed for panic exit hardware, ensuring reliability during critical moments. The 9947 model includes hex key dogging and is field reversible, providing flexibility for various installation needs. It is engineered for use on single or double metal doors and comes with a smooth mechanism case for seamless functionality. The deadlocking latch bolt offers a 5/8-inch throw, enhancing security. Constructed for durability, this device is suitable for doors with a thickness of 1-3/4 to 2-1/4 inches and a minimum stile size of 3-11/16 inches. The finish is an aged bronze (643E), blending well with diverse architectural styles. With adjustable vertical rods and a range of installation options, the Von Duprin 9947EO ensures a reliable exit solution for any commercial environment, backed by a three-year limited warranty.

Grade 1 CVR Exit Device 643E

Grade 1 Concealed Vertical Rod Exit Bar, Wide Stile Pushpad, 36" Device, 80" to 100" Door Height, Exit Only, Less Bottom Rod, Hex Key Dogging, Aged Bronze Finish, Field Reversible

9847/9947 Concealed vertical rod device for use on single or double metal doors, UL listed for panic exit hardware. The 9847 device has a smooth mechanism case and the 9947 device has a grooved case.

Grade 1 exit devices available in an array of finishes.

The 9947 Series by Von Duprin is UL listed for panic exit hardware. Devices are ANSI A156.3 - 2008 Grade 1 with a grooved case.

• Device functions: Device ships EO/DT/NL. Field selectable. For TP, K or L remove NL drive screw from device.
• Device lengths:
  • 2' — 2' (610 mm) Door size
  • 3' — 2' 4' to 3' (711 mm to 914 mm) door size
  • 4' — 2' 10" to 4' (864 mm to 1219 mm) door size
• Device centerline from finished floor:
  • 39-5/8" (1006 mm) Standard
  • Adjustable from 35-5/8" (905 mm) to 49-5/8" (1260 mm)
• Center case dimensions: 8" x 2-3/4" x 2-3/8" (203 mm x 70 mm x 60 mm)
• Mechanism case dimensions: 2-1/4" x 2-1/4" (57 mm x 57 mm)
• Projection:
  • Pushbar neutral — 3-13/16" (97 mm)
  • Pushbar depressed — 3-1/16" (78 mm)
• Latch bolt: Deadlocking top & bottom bolt, 5/8" (16 mm) throw
• Door undercut: 1/4" (7 mm) recommended
• Top & bottom Latch case: 4-1/2" x 2-1/8" x 1-1/2" (114 mm x 54 mm x 38 mm)
• Vertical rods:
  • Round 2-piece adjustable rods
  • Top rod adjustable from 6' 8" (2027 mm) to 8'4" (2533 mm).
  • Bottom rod adjustable 35-5/8" (905 mm) to 49-5/8" (1260 mm).
  • Extension rod kits available for doors over 8' 4" (2533 mm).
• Fasteners & sex bolts (SNB): Includes screw pack for 1-3/4" (44 mm) to 2-1/4" (57 mm) thick metal doors. Optional 425 SNB available.

Resources

• 10 Things You Need to Know About the Von Duprin Chexit
• 283 Strike Application for 98/9947-WDC, 33/3547-WDC, & 33/3547A-WDC Wood Door Template
• 98/9947 Service Manual
• 98/9947F and 98/9948F Template
• CX98/9947 and CX98/9948 Template
• CX98/9947WDC Installations Instructions
• Chexit (CX) Data Sheet
• QEL 98/99 Baseplate Conversion Series Installation Instructions
• QEL Conversion Kit for 98/99 Series Installation Instructions
• QEL Data Sheet
• QEL Sell Sheet
• Quiet Electric Latch FAQ
• STD & CX98/9947WDC Series Wood Door Template
• STD & CX98/9947WDC-F-LBR Series Wood Door Template
• Von Duprin 33/35 and 98/99 ALK Alarm Kit Installation Instructions
• Von Duprin 33/35 and 98/99 End Cap Retrofit Kit Installation Instructions
• Von Duprin 33/99 LD Kit Installation Instructions
• Von Duprin Exit Alarm Kit Sell Sheet
• Von Duprin Finishes Chart
• Von Duprin Pneumatic Exit Device Installation Instructions