Von Duprin RX-LC-QEL-3549A-NL-OP-36-626-CON Concealed Vertical Rod Exit Device with 388 Trim, Allegion Connect, and Quiet Electric Latch Retraction

Von Duprin RX-LC-QEL-3549A-NL-OP-36-626-CON Concealed Vertical Rod Exit Device with 388 Trim, Allegion Connect, and Quiet Electric Latch Retraction

Commercial-Grade Concealed Vertical Rod Panic Exit Device with Electrified Access Control Integration

The Von Duprin RX-LC-QEL-3549A-NL-OP-36-626-CON is a professional-grade concealed vertical rod (CVR) panic exit device engineered for hollow metal single and double doors in demanding commercial environments. This UL listed device meets ANSI A156.3 – 2008 (LBL option 2014) Grade 1 standards and accommodates door sizes from 2' to 4' with a 36" product width. Featuring Quiet Electric Latch Retraction (QEL), Request to Exit with Low Current option (RX-LC), and Allegion Connect (CON) integration, this device delivers advanced electrified access control capability. The brushed satin chrome (626) finish provides both aesthetic appeal and long-term durability for high-traffic applications.

Professional Features & Benefits

• Comprehensive Dimensional Specifications: Device centerline from finished floor is set at 39 13/16" (1006mm); compact center case measures 8 13/16" x 2 13/32" x 1 9/16" (208mm x 62mm x 40mm); mechanism case is 2 1/4" x 2 1/4" (57mm x 57mm); top and bottom latch case measures 5 13/16" x 1 1/4" x 1 7/16" (147mm x 32mm x 37mm).
• Door Width & Size Compatibility: Accommodates 36" door width and door sizes from 2' to 4' (610mm to 1219mm), with product height range of 82–96", providing versatile fit for a wide range of commercial door configurations.
• Deadlocking Anti-Friction Latch Bolt: Top and bottom bolt with 1/2" (13mm) throw ensures secure, reliable locking; door undercut maximum of 3/4" (19mm); vertical cables constructed of 7/32" (6mm) diameter stainless steel for robust concealed rod operation.
• Push Bar Projection: Push bar neutral projection of 3 13/16" (97mm) and depressed projection of 3 1/16" (78mm) for ergonomic, code-compliant egress operation.
• Advanced Electrified Options: Equipped with Quiet Electric Latch Retraction (QEL) for silent electrified operation, Request to Exit with Low Current option (RX-LC) for access control integration, and Allegion Connect (CON) for smart building connectivity. Additional electrified options available include ALK, CX, EL, ESL, HD-EL, LX, LX-RX, WP-RX, SS, and more.
• Night Latch, Operational Pull (NL-OP) Trim: 388 trim with Night Latch, Operational Pull configuration — key retracts latchbolt with pull required — using a rim cylinder for secure outside access control.
• Non-Handed & Flexible Installation: Smooth mechanism case design is non-handed, providing flexible installation options for both single and double hollow metal doors. Hex key dogging standard; additional dogging options include CD, CDSI, HDSI, and LD.
• Grade 1 Certified Performance: UL listed and meets ANSI A156.3 – 2008 (LBL option 2014) Grade 1 standards for robust performance and safety in commercial applications.
• Fasteners Included: Includes sex bolts (SNB) for 1 3/4" (44mm) to 2 1/4" (57mm) metal doors; #425 SNB furnished standard for end case; #325 SNB furnished standard for EO (exit only) devices.
• Satin Chrome Finish (626): Brushed satin chrome finish contributes to aesthetic appeal and ensures durability in high-use commercial environments. Additional available finishes include 605, 606, 612, 619, 622/711, 625, 626AM, 628, 630, 630AM, 643e, 693, and 710.

Technical Specifications

• Product Group: Exit Devices and Trim
• Series: 33/35 Series
• Grade: Grade 1
• Product Subgroup: Parts and Accessories
• Subcategory: Parts and Accessories
• Product Type: Exit Devices Parts
• Commercial/Residential: Commercial
• Parts and Accessories Type: Replacement Parts
• Product Attribute: Parts and Accessories
• Product Function: Night Latch, Opt. Pull
• Dogging Configuration: HD - Hex Dogging
• Fire Rating: No
• Strike Classification: Vertical Rod Bottom Strike, Vertical Rod Top Strike
• Product Height: 82-96"
• Product Category: Exit Devices and Trim
• Product Width: 36"
• Department: Door Hardware

Professional Applications

• Commercial Office Buildings
• Educational Facilities
• Healthcare Institutions
• Retail Establishments
• Industrial and Warehouse Facilities
• Multi-Tenant Residential Properties
• Government and Municipal Buildings

Why Choose Von Duprin Quality?

Von Duprin concealed vertical rod exit devices are engineered to meet the most demanding commercial security and life-safety requirements, with UL listing and ANSI A156.3 – 2008 Grade 1 certification confirming robust performance and reliability. The RX-LC-QEL-3549A-NL-OP-36-626-CON integrates Quiet Electric Latch Retraction, Request to Exit with Low Current, and Allegion Connect technology into a non-handed, smooth mechanism case design suitable for hollow metal single and double doors from 2' to 4'. Engineered for demanding commercial applications where dependable performance, code compliance, and advanced access control integration are essential.