The Space Age SSU-MR-818/T relay represents a critical component in comprehensive fire alarm and detection systems, engineered for precise switching and control within commercial and industrial fire safety infrastructure. Designed for compatibility with addressable fire alarm control panels and emergency notification systems, this polarized relay provides reliable electrical signal management across multiple circuit configurations.
Utilized extensively in HVAC shutdown, elevator recall, door release, and auxiliary notification circuits, the SSU-MR-818/T integrates seamlessly with complex life safety networks. Its robust track-mounted design allows for straightforward installation in electrical enclosures, control panels, and auxiliary equipment requiring dependable switching performance under emergency conditions.
Key Features
- 24VAC/DC operational voltage with polarized configuration for enhanced signal integrity
- High-capacity switching: 120VAC rated at 10 amperes for versatile circuit control
- Compact track-mount design compatible with standard electrical mounting systems
- Engineered for consistent performance in fire alarm and emergency control applications
- Meets UL 864 standards for fire protective signaling systems
- Reliable mechanical and electrical switching with extended operational lifespan
Specifications
- Operating Voltage: 24VAC/DC
- Switching Capacity: 120VAC @ 10A
- Relay Type: Polarized track-mount
- Compliance: UL 864, NFPA 72 certification
Typical installation environments include commercial office complexes, healthcare facilities, educational institutions, and industrial control systems where precise electrical switching and fail-safe operation are mission-critical requirements.
For more information, contact the Life Safety Consultants team at (888) 557-0558, or email us at: sales@lifesafetycom.com
Additional information
| Weight | 1 lbs |
|---|---|
| Dimensions | 12 × 7 × 3.5 in |
| Condition | New |
| Manufacturers | Securitron |
| Part Type | Replacement Part |






