Bosch D273THE Smoke Detector - 24 V DC - TAA Compliance
The D273 Series Detector models use an infrared (IR) LED light source and a silicon photodiode to measure light in a chamber. A fine screen covers the chamber to deter insects and reduce dust accumulation and nuisance alarms.
Technical Specifications:
Connectivity Technology: WiredStatus Indicators: LED, AlarmInput Voltage: 24 V DCForm Factor: Ceiling Mount, Box MountHeight: 2"Diameter: 5"Additional Information: Designed for commercial or residential use, Four-wire application, Heat Detector with EOL Relay, Removable terminal block to simplify wiring connections, Cable connection point for voltmeter sensitivity test