Simplex 4100-1274 Microphone Multiplex Module annunciator UL Listed: UL294

UL Listed: UL294

it must be replaced

Mechanical locking feature restricts removal of attached sensor head

the VISTA-21iP delivers a full communications solution with an integrated Internet communicator and optional snap-in LTE radio— right on board

Simplex 4100-1274 Microphone Multiplex Module annunciator UL Listed: UL294Additional Remote Microphones. Standard 4100ES and 4100U Audio systems support up to five (5) remote microphones. For applications requiring more convenient access to remote microphone control, the 4100 1274 Microphone Multiplex Module allows up to eight (8) remote microphones to connect to each standard remote microphone input. Specifictions: Weight 2 lbs Brand Simplex Condition New Production Status Active Open Datasheet