The YBO-BSB is an addressable loop-powered base sounder with integral beacon, designed to give a range of tones and volumes with a maximum output of up to 90dB(A). The YBO-BSB fits to the Standard Base (YBN-R/3) or the Isolator Base (YBO-R/SCI – from Batch Number 6044) and can be fitted with any of the ESP Range of Sensors, Beacons or Remote Indicators.
The unit can also be converted into a wall sounder beacon with the simple addition of a Cap (SI/CAP).
