SDC 490 Series Emergency Release Station with Integrated Alarm for Fail-Safe Electric Locks
Professional Emergency Door Release Solution for Electric Locking Systems
The SDC 490 Series emergency release stations provide immediate unlocking of perimeter doors or interior doors equipped with fail-safe electric locks. Specifically designed for emergency door release applications, these stations feature an integrated siren that sounds upon activation and may influence the approval of an electric locking system. Available in break glass (491) and pull station (492, 492WP) configurations with blue housing to eliminate confusion with red fire alarm stations.
Professional Features & Benefits
- Emergency Door Release Function: Provides immediate unlocking of fail-safe electric locks on perimeter or interior doors for critical emergency egress.
- Integrated Alarm System: Built-in siren sounds upon activation for local door annunciation and emergency notification.
- Dual Contact Configuration: Main contact for lock release plus auxiliary contact for remote monitoring, CCTV activation, or alarm system integration.
- Safety-Focused Design: Blue housing eliminates confusion with red fire alarm stations and includes easy-to-read activation instructions.
- Multiple Model Options: Available as break glass station (491), standard pull station (492), or weatherized pull station (492WP) for various applications.
- Flexible Mounting Options: Surface mount, single gang, or double gang back box mount with plaster ring cover for versatile installation.
- Complete Installation Kit: Includes two replacement glass pieces for break glass models to ensure continued operation.
- System Integration Ready: Designed to influence approval of electric locking systems and integrate with building security infrastructure.
Technical Specifications
- Commercial/Residential: Commercial
- Department: Door Hardware
- Electronic: Yes
- PDF:SDC Full Catalog: https://zensupply.com/content/pdf/lcn/CondensedHardwareBrochure
- Product Category: Electronic Access Controls
- Product Group: Electronic Access Controls
- Product Model: 491, 492, 492WP
- Product Subgroup: Sensors, Switches, Relays and Timers
- Product Type: Emergency Door Releases
- Series: 490 Series
- Subcategory: Emergency Door Release
Professional Applications
- Commercial Building Emergency Egress Systems
- Healthcare Facility Security and Safety
- Educational Institution Emergency Response
- Industrial Facility Access Control
- Government and Municipal Building Security
- Multi-Tenant Residential Emergency Systems
- Retail Security and Loss Prevention
Why Choose SDC Quality?
SDC 490 Series emergency release stations deliver professional-grade reliability with integrated alarm functionality and dual contact configuration for comprehensive emergency response systems. Specifically designed for emergency door release applications, these stations may influence the approval of electric locking systems. Engineered for demanding commercial applications where dependable emergency egress performance is essential.
Manufacturer Resources
Product Specs
- Subcategory:
- Emergency Door Release
- Series:
- 490 Series
- Product Group:
- Electronic Access Controls
- Product Subgroup:
- Sensors, Switches, Relays and Timers
- Product Type:
- Emergency Door Releases
- Commercial/Residential:
- Commercial
- Electronic:
- Yes
- Product Model:
- 491, 492, 492WP
- Product Category:
- Electronic Access Controls
- Department:
- Door Hardware