| All returns accepted | ReturnsNotAccepted |
|---|---|
| Model | D4120 |
| MPN | D4120 |
| Brand | System Sensor |
| Type | Smoke Detectors |
Check the listing for details. System Sensor D4120 4 Wire Photoelectric Duct Smoke Detector. Condition: New. Listed at 145.00 USD. Duct detector was purchased for a job that fell through. Never used, never removed from the original box and in perfect condition.
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