| Country of Origin | Mexico |
|---|---|
| Brand | System Sensor |
| Type | Fire Alarms |
| Model | OSP-004 |
| MPN | OSP-004 |
Check the listing for details. System Sensor #OSP-004, OSI-R Beam Detector Test Filters (10 Pack),. Condition: New, Made in Mexico. Listed at 194.50 USD. OSI-R Beam Detector Test Filters. System Sensor Model #OSP-004. These are for the new System Sensor OSI-R Beam Detectors. The will work with the System Sensor #OSI-R-SS units, OSI-R-SK Silent Knight units and the OSI-R-FL Fire Lite units.