Bosch D273TH Smoke Detector - Photoelectric D273TH

Bosch D273TH Smoke Detector - Photoelectric

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 insect and reduce dust accumulation and nuisance alarms.

Technical Specifications:
Connectivity Technology: Wired
Sensing Technology: Photoelectric
Status Indicators: LED
Input Voltage: 30 V DC
Product Color: White
Form Factor: Ceiling Mount, Box Mount
Height: 5"
Diameter: 5"
Additional Information: Four-wire smoke detector with a 135°F (57°C) heat sensor, Designed for commercial or residential use, Removable terminal block to simplify wiring connections, Cable connection point for voltmeter sensitivity test, Trim Plate TP280 for retrofit and remodeling purposes