SYS-HS

The Honeywell/System Sensor SYS-HS is a wall-mount horn/strobe combination notification appliance for fire alarm systems, providing both audible and visual alerts.
It features field-selectable strobe candela settings (15/75/115cd) and horn volume/tone options (high/low, continuous/temporal 3), with built-in synchronization for code compliance.
Key Specifications
Feature
Details
Voltage
24VDC/FWR (16-33V operating range) 
Strobe
15/75/115cd selectable, 1Hz flash rate (UL1638) 
Horn
High/low volume, continuous/temporal 3 (UL464) 
Synchronization
Built-in, up to 30 minutes self-sync ​
Mounting
Wall mount, universal FIRE symbol ​
Temperature
0°C to 49°C (32°F to 120°F) ​
Humidity
10-93% RH non-condensing ​
Dimensions
131 × 127 × 38 mm (5.15" × 5" × 1.5")