Marks USA M9900KDEP Delayed Egress Rim Exit Device with Keyswitch and 602 Power Supply

Marks USA M9900KDEP Delayed Egress Rim Exit Device with Keyswitch and 602 Power Supply

The Marks USA M9900KDEP is a heavy-duty Grade 1 delayed egress rim exit device featuring an integrated keyswitch and 602 power supply, engineered for high-impact institutional and commercial applications including schools, universities, and retrofit installations. Built on the proven Marks X-it' M9900 platform, this device delivers a configurable 15 or 30 second exit delay with 1 or 2 second nuisance delay, audible alarm, and visual display countdown — all in a durable cast chassis designed for 1-3/4" door thickness. Certified to ANSI 156.3 (2001) Grade 1 and UL Listed for Panic Hardware, the M9900KDEP provides the reliability and compliance demanded by institutional security professionals.

Key Features

• Delayed Egress Timing: Selectable 15 or 30 second exit delay with 1 or 2 second nuisance delay (2 minutes) for flexible code-compliant egress control in institutional environments.
• User PIN Code Control: PIN codes may be assigned to 1, 2, or all control functions including reset, sustained bypass, and momentary bypass (RES) for versatile access management.
• Audible Alarm & Voice Release: Integrated audible alarm with voice release time, warning, or safety message capability to alert occupants and staff during egress events.
• Visual Display: Countdown display with locked/unlocked status and egress executed indication provides clear real-time feedback at the door.
• Heavy-Duty Cast Chassis: Superior durability construction with smooth reduced-projection touchbar assembly that minimizes catch hazards in high-traffic corridors.
• Panic Protector End Cap: Mitered steel flush-mounted Panic Protector End Cap prevents end cap breakage from cart and equipment abuse common in institutional settings.
• Door Thickness Compatibility: Designed for 1-3/4" door thickness, retrofitting all popular door preps for straightforward installation in existing openings.
• Marks Lifetime Mechanical Warranty: Backed by the Marks Lifetime Mechanical Warranty for long-term confidence in demanding commercial and institutional deployments.

Certifications & Compliance

• ANSI 156.3 (2001), Grade 1
• UL Listed for Panic Hardware
• Marks Lifetime Mechanical Warranty

Technical Specifications

• Product Group: Exit Devices and Trim
• Product Subgroup: Exit Devices - Rim
• Subcategory: Exit Devices - Rim
• Product Type: Exit Devices - Rim
• Features: Marks Lifetime Mechanical Warranty, Easy Installation, Economical, Touchbar
• Application: Schools, Universities and Other Institutional or Commercial Buildings and Retrofit all Popular Preps
• Standards: ANSI 156.3 (2001), Grade 1: UL Listed For Panic Hardware
• For Door Thickness: 1-3/4"
• ADA Compliant: No
• Product Function: Exit Only
• Fire Rating: No
• Installation Category: Wall Mount
• Product Category: Exit Devices and Trim
• Department: Door Hardware

Typical Applications

• Schools and K-12 Educational Facilities
• Universities and Higher Education Campuses
• Institutional and Government Buildings
• Commercial Office Buildings
• Healthcare Facilities and Hospitals
• Retail and Multi-Tenant Commercial Properties
• Industrial and Warehouse Facilities Requiring Egress Control

Why Marks USA M9900KDEP?

Marks USA M9900 series exit devices are built on a heavy-duty cast chassis with a Grade 1 rating and UL Listing for Panic Hardware, delivering the structural integrity and code compliance required for the most demanding institutional environments. The M9900KDEP's configurable delayed egress timing, PIN code control, audible alarm, and visual display make it a comprehensive access management solution backed by the Marks Lifetime Mechanical Warranty — ensuring professional-grade performance and long-term value in schools, universities, and commercial buildings.