| Brand | System Sensor |
|---|---|
| Type | Smoke Detectors |
| Model | LD4S |
| MPN | 102325-01 |
Check the listing for details. System Sensor LD4S Photoelectric Smoke Detector Head Only Replacement Takeoff. Condition: New – Open box. Listed at 36.00 USD. This is the plug-in head unit only (base board is not included).