adi-insite-us
ADI US App
ADI Global Distribution
ADI a Resideo company
menu
content loaded

SDC 1511SNAKVDRRX 1511S Series Single Integrated Delayed Egress Lock with Verbal Countdown and Digital Display

1511SNAKVDRRX

|

SZ-1511SNRRX

Sign In for Dealer Pricing

New to ADI?Become a Customer
Shop All Security Door Controls

SDC 1511SNAKVDRRX 1511S Series Single Integrated Delayed Egress Lock with Verbal Countdown and Digital Display

1511SNAKVDRRX | SZ-1511SNRRX

Please sign in to view pricing, availability, and to add to cart.

Overview
Specifications
Documents

Product Overview

SDC's ExitCheck delayed egress locks continue to be the premier delayed egress offering on the market. The patented design revolutionized delayed egress by incorporating an alternating verbal message, verbal countdown and alarm tone, plus a large digital countdown display and door release indicator to provide a clear warning for the safety of persons without prior knowledge of door operation, including the blind and hearing impaired. Designed to delay egress through perimeter exit doors for 15 or 30 seconds, alert security and personnel to unauthorized egress and are compatible with access controls and patient wandering systems. A choice of operation mode allows users to meet their local code compliance while meeting all national and regional building and fire life safety codes, including NFPA 101, Special Locking Arrangements. All SDC delayed egress locks release immediately in an emergency. A variety of field selectable options allow for field selectable voice message and alarm tone or alarm tone only, field selectable activation on door movement, exit device with switch kit, or pressure sense bars for non-latching doors, field selectable automatic or manual relock upon power up after emergency release or power loss, and a field selectable door prop alarm sounds when door is left open after the selected bypass time has elapsed. The 1511S series incorporates all ExitCheck features for single door applications with an integrated three position key switch for reset, manual power-up annd bypass settings for convenience.

Specifications

Documents and Resources

Download All Documents
Sign Up for Email
Sign Up
Branch
Locator

© 2026 ADI Global - All Rights Reserved.