SAE SSU-MR-311/T Relay Low Current TTL+ Single Pole Double Throw

Engineered for dependable performance in life-safety and security applications, the Space Age Electronics SSU-MR-311/T relay delivers low-current, TTL+ compatible switching ideal for fire panels, access control and remote monitoring systems. This SPDT (Single Pole Double Throw) relay offers flexible contact routing to support alarm outputs, supervision loops and auxiliary signaling without overtaxing control electronics.

The SSU-MR-311/T is optimized for low power draw, reducing wear on power supplies and batteries while maintaining fast, reliable switching behavior critical to surveillance and monitoring installations. As a Space Age Electronics relay built for the fire sector, it carries the manufacturer part number SSU-MR-311/T for easy spec confirmation and field replacement. Installers and system integrators will appreciate its compact footprint and straightforward TTL+ drive compatibility, which shortens design time and simplifies integration with modern control boards.

Choose the SSU-MR-311/T to improve system reliability for security, surveillance and fire monitoring projects. Contact your distributor or add this relay to your next panel or access-control retrofit to enhance protection and reduce maintenance downtime.

• Reliable low-current switching that preserves battery life and minimizes heat in fire and security panels
• TTL+ compatible input for easy integration with modern control boards and access-control electronics
• Single Pole Double Throw (SPDT) configuration provides flexible switching for alarms, tamper circuits, and auxiliary outputs
• Compact, panel-friendly form factor designed for space-constrained enclosures and retrofit installations
• Built to fire-sector standards with clear manufacturer part number (SSU-MR-311/T) for traceability and maintenance