Apollo 45681-276 Ancilliary Base Sounder
The Apollo 45681-276 is designed for use on Apollo analogue addressable protocol fire alarm system loops. They are ideal for providing fire alarm system audibility within rooms or open areas when combined with other 45681-276 units. They help provide a detection (via a sensor) and an audibility sounder / siren all within the same point on the ceiling. The Apollo 45681-276 unit gives a sound output of 85 dB(A) @ 1 metre from the sounder.