Silent Knight SK-4224 Fire Alarm Control Panel

The Model SK-4224 is a four zone, 24-volt fire alarm control panel having the following features: • Zone inputs can be configured as: Four Class B zones Or Two Class A zones • 2.5 amp power supply • Two notification appliance circuits rated at 2.5 amp total. • Dedicated alarm and trouble relays • Auxiliary power output (.5 amp max.) for powering special applications, such as door holders. • Enhanced Verification Mode, a built-in feature that distinguishes two-wire smoke detectors from pull stations. • Housed in a 12-13/16″W x 15-1/8″H x 3-3/8″D metal cabinet • Cabinet supports two 7.0 AH backup batteries