Optical Smoke Detector - 2-wire/4-wire Class A/b Supervised Zone Circuits | Hassle-free Performance, Nfpa 72e Compliance

Optical Smoke Detector - High Sensitivity Sensor Technology | Economical, Superior Quality, Excellent Performance

Optical Smoke Detector - Advanced LED Scatter Detection | Reliable Alarm Activation

Optical Smoke Detector

Optical Smoke Detector - 9 to 33V Supply Voltage, 52mA Alarm Current at 24V, Red Alarm Indication | High-Quality Material, Wide Operating Temperature Range -20 to +60°C

Optical Smoke Detector - UL 268 & EN 54-7 Certified | 2-Wire/4-Wire Class A/B Compatibility

Optical Smoke Detector - 2 Wire, 9V to 33V DC Supply, Maximum 15 mA Current | Ideal for Slow-Burning Fires

Optical Smoke Detector - Lightweight Design, Breakage Resistant , Easy Installation for Offices and Commercial Buildings

Optical Smoke Detector - Plastic, 100mm Diameter | 12-24VDC Operating Voltage, Adjustable Sensitivity, Low Profile Design, High Reliability Against False Alarms

Plastic Optical Smoke Detector - Plastic, Round, White, Automatic | For Office Buildings