Silent Knight SD500-PS Addressable Pull Station USED SF 19/11 The horn output of horn

The horn output of horn strobes can be independently controlled on 2-wire circuits using the Wheelock patented sync protocol

They can attach to a wide range of track sizes and only require tightening one or two screws to install the contacts

2-way 1/2 inch

— B710LP Standard replacement flanged low-profile mounting base

The Fire-Lite ECC-FFT is a firefighter telephone system that provides secure and reliable communications for firefighters

Silent Knight SD500-PS Addressable Pull Station USED SF 19/11 The horn output of hornThe SD500 PS is a single action addressable fire pull station, and the SD500 PSDA is a dual action addressable fire pull station. The SD500 PS PSDA feature rugged metal construction A terminal strip on back of the pull station allows interconnection of the pull station to the SLC of a Honeywell Silent Knight fire alarm control panel. The SD500 PS PSDA is designed for indoor use in nonexplosive environments. The normally open initiating point contacts