Edwards SIGA-OSHD-FCN Multi-Criteria Optical Smoke and Heat Detector CDS6E-698/2700-01 Silent Knight EVS-50W is an

Silent Knight EVS-50W is an intelligent 50 watt amplifier for use with the 5820XLEVS or 6820EVS

The Cover Can Also Be Removed From The Device Easily With A Screwdriver To Access The Light And Sound Output Settings And A Diagnostics Test Port For Voltage Testing

Macurco OX SENSOR OX-6 OX-12 Oxygen O2 Replacement Sensor

10 year Carbon Monoxide detection lifespan with built in end of life indication

Each relay output has its green LED

Edwards SIGA-OSHD-FCN Multi-Criteria Optical Smoke and Heat Detector CDS6E-698/2700-01 Silent Knight EVS-50W is anEdwards SIGA OSHD FCN Intelligent Multi Criteria Optical Smoke and Heat Detector 135F W 15F Min ROR, FCN Factory China