System Sensor

System Sensor 2151 SSD SERIES 100,PHOTO DUCT HEAD - Base not included - *** This is a direct replacement for 70-540000-001 ***

System Sensor 2151T PHOTO DUCT W/THERMAL SERIES100

System Sensor 2D51 SENSOR-FOR D4120 DETECTOR

System Sensor 2W-B 12/24vdcPhotoDet.w/2WireBase

System Sensor 2W-MOD2 LOOP TEST/MAINT. MODULE

System Sensor 2WTA-B 2WirePhoto135f12/24vdcW/soundr

System Sensor 2WT-B 2WirePhoto 135f fixed 12/24vdc

System Sensor 2WTR-B 2WirePhoto135f12/24vdc W/Relay

System Sensor 4W-B 4WirePhotoDetector 12/24vdc

System Sensor 4WITAR-B 4WIRE DETEC.12/24VDC ISOLATED

System Sensor 4WTA-B 4WirePhoto135f12/24vdcW/soundr

System Sensor 4WTAR-B 4WIRE DETEC.12/24VDC W/SOUNDER