Von Duprin QEL3347AEO LBR | Grade 1 Narrow Stile Concealed Vertical Rod Less Bottom Rod Exit Device with Quiet Electric Latch Retraction, Grooved Mechanism Case
The Von Duprin QEL3347AEO LBR is a grade 1, narrow stile concealed vertical rod less bottom rod exit device. The Von Duprin QEL3347AEO-LBR features quiet electric latch retraction. The quiet electric latch retraction is a quieter alternative to electric latch retraction. This allows exit devices such as the Von Duprin QEL3347A-LBR cvr lbr exit device to be used in places where low operational noise is desired, such as hospitals, theaters, libraries, museums etc.
The Von Duprin QEL3347-LBR is a heavy duty, secure and high performance device. The QEL3347-LBR concealed vertical rod less bottom rod exit device is available with numerous electrical options, such as request to exit (REX) switch, latchbolt monitoring (LM) and exit alarms. You can choose from many different finishes and door sizes when purchasing this Von Duprin QEL3347A-LBR cvr lbr exit device with qel. If you are looking for an option not listed, please fill out a quote request form. We will get right back to you.
Specifications of Von Duprin QEL3347A-LBR Concealed Vertical Rod Less Bottom Rod Exit Device with Quiet Electric Latch Retraction
Device lengths
2' 2' (610 mm) door size
3' 2'4' to 3' (711mm to 914mm) Door size
4' 2'10" to 4' (864mm to 1219mm) Door size
Device centerline from finished floor
39 13⁄16" (1006mm)
Center case
8 3 /16" x 1 9/16" x 2 13/32" (208mm x 40mm x 62mm)
Mechanism case
2 1 ⁄4" x 2 1 ⁄4" (57mm x 57mm)
Projection
Pushbar neutral – 3 13/16" (97mm)
Pushbar depressed – 3 1/16" (78mm)
Latch bolt
Deadlocking anti-friction top and bottom bolt, 5/8" (16mm) throw
Door undercut
1 ⁄4" (7mm)
Top and bottom latch case
3 3/4" x 1 1/2" x 1" (89mm x 38mm x 25mm)
Vertical rods
Round 2 piece adjustable rods
Top rod adjustable from 6'8" (2027mm) to 8'4" (2533mm)
Bottom rod adjustable from 35 5/8" (905mm) to 49 5/8" (1260mm)
Extension rod kits available for doors over 8'4" (2533mm)
Finishes
605, 606, 612, 619 (35A only), 625, 626, 626AM, 628, 710, 711
Fasteners and sex bolts (SNB)
Includes 1 3/4" (44mm) – 2 1/4" (57mm) wood and metal doors
#425 SNB furnished standard for end case
#325 SNB furnished standard for EO (exit only device)
Features available for Von Duprin QEL3347LBR CVR LBR QEL Exit Device
Electrified options
ALK Alarm exit kit
CX Chexit delayed exit
EL Electric latch retraction
ESL Emergency secure lockdown
HD-EL Electric latch retraction with hex dogging
LX Latch bolt monitor switch
LX-RX Request to exit / latchbolt monitoring
QEL Quiet electric latch retraction
RX Request to exit,
WP-RX waterproof option
RX-LC, LX-LC, LX-RX-LC, Low current option for RX, LX, LX-RX
SS Signal switch
CON Allegion Connect
Misc options
GBK Glass bead kit
HH Hurricane
INS-2/INS-4 Insulclad kits 1/2" / 1/4" panels
LBR Less bottom rod
PL Pullman latch
PN Pneumatic
SEC Security screws
SG Safety glow
SNB Sex bolts
Please fill out a Quote Request Form, if you do not see an option listed.
Strikes
388 (Top) Unfinished
385A (Bottom) Unfinished
- Option:Choose Finish (Click here to see our Detailed Door Hardware Finish Guide):
- https://blog.locksandsafes.com/2020/07/28/lock-and-door-hardware-finishes/
