| Brand | System Sensor |
|---|---|
| Type | Smoke Detectors |
| Unit Type | Unit |
| Model | DUCTSD |
| MPN | DUCTSD |
Check the listing for details. System Sensor DuctSD 4-Wire Smoke Detector Compatible with D4120. Condition: New. Listed at 150.00 USD. System Sensor DuctSD 4-Wire Smoke Detector Compatible with D4120