The Hochiki MBA-6 Bell is a six-inch diameter Bell unit has the same operation as the Hochiki MBF-6EV except it comes equipped with a weatherproof back box enabling it to be used externally.
Features
Low profile
Low current consumption
Fully suppressed and polarised
100dB(A) at 1 metre (typ)
Weatherproof for external installation
Simple installation with multi-fixing base plate.