SDC 2023 Q3 Featured Products Catalog
Overview of SDC security hardware including 1510 Series EMLocks, MSB550 Mechanical Switch Bars, 1511S Delayed Egress Locks, and S5000 Exit Devices.
Table of contents
Quick Guide to SDC Featured Products
This document provides an overview of the SDC (Security Door Controls) product lineup for the third quarter of 2023. It highlights key features for electromagnetic locks, mechanical switch bars, delayed egress systems, and electrified exit devices.
1510 Series EMLocks
The 1510 Series features a 1650lb holding force. Key design elements include:

- Interlocking quick mount assembly for simplified installation.
- Captive lock mounting screws.
- Field upgradeable design without requiring removal from the frame.
- Superior architectural appearance.
- Adaptable to various applications when combined with SDC mounting kits.
1511S Series Delayed Egress Locks
Designed for fire and life safety compliance, these locks integrate visual and audible indicators. Features include:
- Visual digital display with verbal countdown.
- Alarm tone and alternating verbal message.
- Door release indicator.
- Built-in activation trigger.
- Compatible with wandering patient and infant tracking systems.
- Standard 1650lb holding force.
- UL294 and UL10C certified.
MSB550 Series Mechanical Switch Bars
These REX (Request-to-Exit) bars are designed to release electromagnetic door locks for uninhibited egress. Features include:
- 1/8 inch total bar movement.
- Narrow, low-profile heavy-duty aluminum extrusion.
- Metal end caps.
- Designed for high traffic use.
- Includes power transfer loop.
S5000 Series Electrified Storefront Exit Devices
A heavy-duty, code-compliant alternative to magnetic locks for storefronts. Features include:
- Factory-installed motorized electric latch retraction.
- Optional request-to-exit (REX) monitoring.
- Grade 1 durability.
- Compatible with low-energy door operators.
- Designed for aluminum glass door applications.
- Available in rim, surface vertical, and concealed vertical rod configurations.
Product Categories Overview
SDC offers a wide range of security hardware, including:
- Locking Devices: Electromagnetic locks, shear locks, electric strikes, and bolt locks.
- Access Controls: IP-based controllers, keypads, readers, and key switches.
- Egress Controls: Exit switches, sensors, and emergency door releases.
- ADA Controls: Low energy operators, push plates, and bollards.
- Power Transfer: Hinges, loops, and mortise/wireless transfers.
- Power Supply & Door Controllers.
- Remote Controls & Annunciators.
- Accessories: Door position monitoring, wireless transmitters, and communicating bathroom controls.
Practical help
Before use
- Verify door type (e.g., aluminum glass door for S5000 series).
- Check power requirements for electrified devices.
- Ensure compatibility with existing access control systems.
- Confirm mounting hardware requirements for specific EMLock applications.
Specs in practice
- 1650lb Holding Force
- The standard magnetic holding force rating for 1510 and 1511S series electromagnetic locks.
- 1/8 inch bar movement
- The total travel distance required to activate the MSB550 mechanical switch bar.
Model compatibility
- 1510 Series is adaptable to various applications using SDC mounting kits.
- 1511S Series is compatible with wandering patient and infant tracking systems.
- S5000 Series is compatible with low-energy door operators.
Manual page author
David Miller
Documentation analyst
Organizes user manual content into clear summaries, with attention to model details, product context, and everyday usability.