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System Sensor D4120 Smoke Detector (120VAC)
$270.40Product DetailsWeight2.5 lbsVoltage120 VACBattery Backup (Yes/No)NoTemperature Range-4 to 158 °FDescription • Photoelectric, integrated low-flow technology • Air velocity rating from 100 ft/min to 4,000 ft/min (0.5...