The BOSCH D340 is a duct housing unit designed for 2-wire smoke detectors, operating at 120 volts (AC) or 24 volts (DC). This UL-listed conventional sensor provides reliable fire detection in ventilation systems.
The BOSCH D340 is a duct housing unit designed for 2-wire smoke detectors, operating at 120 volts (AC) or 24 volts (DC). This UL-listed conventional sensor provides reliable fire detection in ventilation systems.