SAE SSU-SM-501-N Dust Smoke Detector, Ionization

The Space Age Electronics SSU-SM-501-N ionization duct smoke detector delivers fast, dependable smoke detection inside HVAC ducts to stop smoke spread and protect people, assets, and operations. Designed for commercial and industrial environments, this duct smoke detector integrates with building security and monitoring systems to trigger HVAC shutdowns, alarm panels, or automated responses at the first sign of combustion. It supports multiple input voltages — 115V AC, 230V AC, and 24V AC/DC — simplifying installation across facilities. The SM-501 Series offers interconnect capability for up to 30 units and provides two sets of 10A form C alarm contacts plus a trouble contact, enabling robust integration with fire panels and building management systems. Listed for high-temperature applications and compatible with the WP-1 weatherproof enclosure, it fits demanding HVAC, data center, manufacturing, and institutional deployments where continuous surveillance and rapid notification are required. Choose the SSU-SM-501-N to enhance your facility’s fire detection strategy and reduce downtime. Contact us for a quote or to discuss integrating this detector into your security and monitoring infrastructure.

• Early, reliable smoke detection in HVAC ducts to prevent smoke recirculation and protect occupants and equipment
• Flexible power options (115/230V AC, 24V AC/DC) for easy integration with building management and security systems
• Ionization sensing provides fast detection of flaming fires in air handling systems for rapid response
• Interconnect up to 30 units and dual 10A form