The SSK451 multi-signaling accessory is designed for use
with System Sensor 4-wire conventional duct smoke detectors.
It combines a horn feature with the key-activated test and reset
functions. Green, amber and red LEDs provide visual indication
of power, trouble and alarm conditions, respectively.
Alarm without strobe: 40mA
Alarm with strobe: 65mA
87dBA at ten feet
–10°C to 60°C (14°F to 140°F)
14 to 22AWG
4.8ʺH × 4.7ʺW × 1.5ʺD