STI STI-1100RC with Horn & Relay Flush Mount Each module occupies one address

Each module occupies one address on the loop

Horn control that can be select to be temporally coded

Each model can b e selected for intensity output

they are constructed with all of the electronics inside the housing and not in the box

STI STI-1100RC with Horn & Relay Flush Mount Each module occupies one addressLarger cover helps prevent malicious or accidental false fire alarms. The Stopper II is a unique device which has helped prevent false fire alarms around the world for more than 30 years, without restricting legitimate operation of devices such as fire alarm break glass call points. It is ideal for schools, colleges, hospitals, nursing homes, hotels and all public buildings where there is a history or a threat of false fire alarms. The Stopper II