Von Duprin 555NL-CA Night Latch Cylinder Assembly Exit Device Trim for 55 Series, Non-Handed, Wood & Hollow Metal Door

Von Duprin 555NL-CA Night Latch Cylinder Assembly Exit Device Trim for 55 Series, Non-Handed, Wood & Hollow Metal Door

Professional Night Latch Cylinder Assembly Trim for 55 Series Exit Devices

The Von Duprin 555NL-CA and 556NL-CA Night Latch Cylinder Assembly Trim is a Grade 1, Heavy Duty exit device trim engineered for compatibility with Von Duprin 55 Series Exit Devices. The 555NL-CA model is designed for hollow metal doors, while the 556NL-CA model is designed for wood doors, offering versatile solutions for a wide range of commercial door applications. With a product projection of 2 5/8" x 1 7/8" and a non-handed configuration, this trim integrates seamlessly into narrow stile door assemblies suited for retro-inspired architecture and historical buildings. The 55 Series platform supports field reversible handing and flexible field sizing across several surface-mounted vertical rod and rim applications.

Professional Features & Benefits

• Dual-Model Versatility: Available as the 555NL-CA for hollow metal doors and the 556NL-CA for wood doors, providing a tailored fit for the most common commercial door constructions.
• Grade 1 Heavy Duty Performance: Rated Grade 1 and classified as Heavy Duty, delivering the highest level of commercial-grade durability and reliability for demanding, high-traffic environments.
• Night Latch Cylinder Assembly Function: Provides secure night latch cylinder assembly trim function, enabling controlled after-hours access while maintaining life-safety egress compliance.
• Non-Handed Design: Non-handed configuration simplifies specification, ordering, and installation, eliminating the need to determine door handing prior to purchase.
• Precise Product Projection: Features a 2 5/8" x 1 7/8" projection for consistent, professional fitment on compatible 55 Series exit device assemblies.
• 55 Series Compatibility: Engineered exclusively for Von Duprin 55 Series Exit Devices, a narrow stile platform with field reversible handing and flexible field sizing for surface-mounted vertical rod and rim applications.
• Universal Center Case Design: The 55 Series universal center case allows users to change or upgrade features on their current device as security needs evolve, protecting long-term investment.
• Flexible Customization: Several mechanical, electronic, and finish options can be customized to meet the specific needs of any commercial facility.

Technical Specifications

• Subcategory: Exit Device Trim
• Series: 55 Exit Trim
• Grade: Grade 1
• Duty Level: Heavy Duty
• Compatibilty: 55 Series Exit Devices
• Product Group: Exit Devices and Trim
• Product Subgroup: Exit Device Trim
• Product Type: Exit Device Trim
• Commercial/Residential: Commercial
• Product Model: 555NL-CA, 556NL-CA
• Product Function: Night Latch Cylinder Assembly
• Door Hand Direction: Non-Handed
• Product Projection: 2 5/8" x 1 7/8"
• Product Category: Exit Devices and Trim
• 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 exit device trim products are built with robust materials and unique engineering designed to add longevity and value over time. The 55 Series platform's universal center case and flexible design allow security configurations to evolve alongside changing facility needs, ensuring a lasting return on investment. Rated Grade 1 and Heavy Duty, Von Duprin's 555NL-CA and 556NL-CA trim is engineered for demanding commercial applications where dependable performance and life-safety compliance are essential.