Von Duprin QEL3327AEO 4 US28 LBR Grade 1 Narrow SVR Exit Device 628

Von Duprin QEL3327AEO 4 US28 LBR Grade 1 Narrow SVR Exit 628 is a high-performance surface vertical rod exit device designed for commercial applications. This Grade 1 unit features a narrow stile pushpad, making it ideal for single and double doors where space is limited. With a length of 48 inches, this exit device is ANSI A156.3 - 2008 certified, ensuring top-notch reliability and safety. The QEL3327AEO boasts a quiet electric latch retraction system that eliminates the noise associated with traditional latch mechanisms, providing a seamless exit experience. This device is non-handed, allowing for flexible installation options, and is UL listed for panic exit hardware, making it suitable for high-traffic areas. Crafted from durable aluminum with a satin clear anodized finish, this exit device is designed to withstand the rigors of daily use. It accommodates door sizes ranging from 32 to 48 inches in width and is compatible with metal or wood doors of 1-3/4 inches thickness. Additionally, the latch bolt features a 5/8-inch throw for enhanced security. The QEL3327AEO is a reliable choice for professionals seeking a robust exit solution that combines functionality with modern aesthetics.

Grade 1 Narrow SVR Exit 628

Grade 1 Surface Vertical Rod Exit Device, Narrow Stile Pushpad, 48", Exit Only, Less Trim, Less Dogging, Quiet Electric Latch Retraction, Less Bottom Rod, Satin Aluminum Clear Anodized Finish, Non-Handed

3327A and 3527A for all types of single and double doors, UL listed for panic exit hardware. Devices are ANSI A156.3 - 2008 Grade 1. The 3527A has a smooth mechanism case and the 3327A has grooved case. The surface vertical rod device is non-handed except when the SS (signal switch) option is used. See opposite page for available outside trim and device functions.

Devices are ANSI A156.3 – 2001 Grade 1.

The 3327A has grooved case and the surface vertical rod device is non-handed except when the SS (signal switch) option is used. 

• Device lengths: 2' 2' (610 mm) Door size 3' 2'4" to 3' (660mm to 914 mm) door size 4' 2'8" to 4' (813 mm to 1219 mm) door size
• Device centerline from finished floor: 39 13/16" (1006mm) Center case dimensions 8 13/16" x 2 13/32" x 1 9/16" (208mm x 62mm x 40mm)
• 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)
• Latch bolt: Deadlocking anti-friction top & bottom bolt 5 /8" (16mm) throw
• Door undercut: 1 /4" (7mm)
• Top & bottom latch: 4 1/2" x 2 1/8" x 1 1/2" (114mm x 54mm x 38mm)
• Vertical rods: 1 /2" square tubing, standard rods accommodate 7'(2134mm) door Top rod length is 34 15/16" (887mm) Bottom rod length is 31 1/4" (794mm) Extension rods available 1' (205mm) or 3' (914mm) for doors over 7' One piece top rod available for 8' (2438mm) -10' (3048mm) door
• Fasteners & sex bolts (SNB): Includes 1 3/4" (44mm) – 2 1/4" (57mm) wood & metal doors #425 SNB furnished standard for end case #325 SNB furnished standard for EO (exit only device) #325 SNB furnished for top and bottom latches

Resources

• 3327A Series Surface Vertical Rod Exit Device Cut Sheet
• 3327A/3527A Installation Instructions
• 3327A/3527A Surface Vertical Rod Exit Device Service Manual
• EL for Exit Devices Data Sheet
• QEL Data Sheet
• QEL Sell Sheet
• Quiet Electric Latch FAQ
• SS333NL/TP Trim for 33/3527 Device Metal Door Installation Instructions
• 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