Edwards Signaling SD-4WPCBT PCB/Sensor KitEdwards SuperDuct smoke detectors are the most advanced and most reliable devices in their class. Designed for easy installation and superb reliability, SuperDuct represents the perfect balance of practical design and advanced technology. Reliability and stability are two features built into every SuperDuct detector. SuperDuct features environmental compensation with patented differential sensing. This achieves a level of stability and reliability

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UL listed battery life

while the Genesis LED control protocol keeps multiple strobes on compatible NAC circuits synchronized to well within NFPA 72 requirements

This device does not provide supervision of the state of the relay contact

Distance: Up to 250 ft (76 m) from the duct housing

When connected to compatible Edwards control equipment

tamper resistant enclosure

such as the RA400Z/RA100Z remote LED annunciator

4100U/ES 100W Amplifier

which allow you to control various auxiliary devices like fire doors

Power Supply Expansion 4100-0108 8 Amp

MX Loop Powered Sounder-Beacons use MX Technology communications for control and power