Von Duprin QEL9975EO 3 313 Grade 1 MTS Exit Device 710

Von Duprin QEL9975EO 3 313 Grade 1 Mortise Exit Device 710 offers a robust solution for safe and efficient egress in commercial settings. This Grade 1 mortise exit bar features a 36" device length with motorized latch retraction, ensuring reliable performance in high-traffic environments. Designed specifically for exit-only applications, it comes without dogging for streamlined operation. The QEL9975EO is UL listed for panic exit hardware, making it suitable for all types of single and double doors, while fitting standard hollow metal doors with an 86 cutout and stiles as narrow as 4-3/4". Its field-reversible design allows for easy installation and adaptability, while the non-handed auxiliary bolt provides deadlocking security. Constructed with a dark bronze anodized aluminum finish, this exit device not only meets ANSI A156.3 – 2001 Grade 1 standards but also complements the aesthetic of modern architecture. The device features a 3/4" anti-friction latch bolt and comes with necessary fasteners for doors ranging from 1-3/4" to 2-1/4" thick, making it versatile for various applications. Choose the Von Duprin QEL9975EO for a dependable and stylish exit solution that prioritizes safety without compromising functionality.

Grade 1 Mts Exit Device 710

Grade 1 Mortise Exit Bar, 36" Device, Exit Only, Motorized Latch Retraction, Less Dogging, Dark Bronze Anodized Aluminum Finish, Field Reversible

9875/9975 Mortise lock device for all types of single or double doors, UL listed for panic exit hardware. Fits stock hollow metal doors with 86 cutout and door stiles as narrow as 4 3⁄4" (121mm). The 7500 Mortise lock is equipped with a 3⁄4" (19mm) anti-friction latch bolt which is field reversible without removing the lock from the door. It has a non-handed auxiliary bolt for deadlocking and a faceplate with an adjustable bevel.

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). 

• 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

Resources

• 10 Things You Need to Know About the Von Duprin Chexit
• 98/9975-2 Series Wood Door Template
• 990TP/TP-BE/NL Trim 98/9975 Mortise Lock Device Installation Instructions
• QEL Data Sheet
• Von Duprin Finishes Chart