The Space Age SSU-MR-821/T Relay Track is a robust dual relay solution designed for mission-critical fire alarm and notification system applications in commercial and institutional environments. Engineered for precision switching and exceptional reliability, this polarized relay provides essential interface capabilities between control panels, notification appliances, and auxiliary system components.
Designed for professional fire alarm installers and facilities managers, this relay track offers versatile performance across multiple voltage configurations. Its dual relay architecture enables complex signaling and control functions in addressable fire alarm systems, HVAC interface modules, and emergency communication networks. The UL Listed design ensures compliance with rigorous safety and performance standards required in life safety infrastructure.
Key Features
- Dual relay configuration with polarized switching mechanism
- Wide voltage compatibility: 24VAC/DC input with 120VAC switching capacity
- 10-amp contact rating for high-current notification and control applications
- Compact track-mounted design for streamlined panel integration
- Meets UL Listed requirements for fire alarm system components
- Suitable for use in commercial, institutional, and industrial fire detection systems
Specifications
- Input Voltage: 24VAC/DC
- Switching Voltage: 120VAC
- Contact Rating: 10 Amps
- Relay Configuration: Dual, Polarized
- Compliance: UL Listed
Professional installers will appreciate the SSU-MR-821/T’s robust construction and compatibility with standard fire alarm control panels from manufacturers like Simplex, Notifier, Edwards, and FCI. Typical installation contexts include office buildings, healthcare facilities, educational campuses, and industrial complexes where precise, reliable electrical switching is critical for emergency notification and system interconnectivity.
Engineered to meet NFPA 72 National Fire Alarm and Signaling Code requirements, this relay track provides essential performance characteristics for comprehensive life safety system design. Its versatile design supports integration with smoke detectors, manual pull stations, sprinkler monitoring circuits, and auxiliary control functions.
For more information, contact the Life Safety Consultants team at (888) 557-0558, or email us at: sales@lifesafetycom.com
Additional information
| Weight | 0.3 lbs |
|---|---|
| Dimensions | 6 × 4 × 3.5 in |
| Condition | New |
| Manufacturers | Securitron |
| Part Type | Replacement Part |
