The Silent Knight SD500-MIM Addressable Mini Input Module represents a precision-engineered solution for integrating supervised detection devices into modern addressable fire alarm control systems. Designed for seamless compatibility with Silent Knight’s advanced panel architectures, this compact module provides critical interface capabilities for monitoring dry contact devices across complex commercial and institutional environments.
Engineered to meet the rigorous requirements of NFPA 72 and UL standards, the SD500-MIM enables reliable signal transmission from traditional initiating devices like manual pull stations, flow switches, and supervisory switches into addressable fire alarm networks. Its miniature form factor allows for flexible mounting within electrical enclosures, junction boxes, and proximity to monitored equipment, streamlining installation in space-constrained applications.
Ideal for retrofitting existing fire alarm infrastructures or designing new comprehensive life safety systems, the SD500-MIM supports comprehensive monitoring and rapid emergency response across educational facilities, healthcare campuses, commercial office complexes, and industrial environments.
Key Features
- Compatible with Silent Knight intelligent/addressable fire alarm control panels
- Supports multiple supervised input device types with configurable detection modes
- Compact, low-profile design for discreet installation in electrical enclosures
- Individual device addressing for precise zone and device identification
- Built-in short circuit isolation to maintain system integrity
- Meets UL 864 requirements for fire protective signaling systems
Technical Specifications
- Operating Voltage: 15-32 VDC
- Standby Current: < 500 µA
- Alarm Current: 6-10 mA
- Operating Temperature: 32°F to 120°F (0°C to 49°C)
- Mounting: Surface or flush mount configurations
- Dimensions: 2.25″ x 1.5″ x 0.75″ (approximately)
For more information, contact the Life Safety Consultants team at (888) 557-0558, or email us at: sales@lifesafetycom.com
Additional information
| Weight | .25 lbs |
|---|---|
| Dimensions | 1.5 × 2.5 × .07 in |
| Condition | New |
| Manufacturers | Silent Knight |
| Part Type | Pull Station |







