![[Brand] Duct Smoke Detector D4120W - Main view showing watertight design for [specific models]](http://apcpart.com/cdn/shop/files/D4120W-duct-smoke-detector-d4120w-main.webp?v=1777207454&width=1946)
Duct Smoke Detector | D4120W
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Specifications
Specifications
- Part Number
- ERD4120W
- Manufacturer Part Number
- D4120W
- Compatible Brands
- System Sensor
Product Details
Product Details
The D4120W Duct Smoke Detector is a watertight 4-wire photoelectric device designed for square or rectangular configurations. It supports various metal sampling tubes ranging from 1 to 12 ft, ensuring efficient smoke detection in HVAC systems. Compatible with various [Brand] models, including [specific models], this detector can be installed easily using common tools in under 30 minutes.
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Cross Reference Information
Cross Reference Information
Genuine System sensor part. Fits System Sensor and other models using this part number.
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![[Brand] Duct Smoke Detector D4120W - Main view showing watertight design for [specific models]](http://apcpart.com/cdn/shop/files/D4120W-duct-smoke-detector-d4120w-main.webp?v=1777207454&width=180)
![[Brand] Duct Smoke Detector D4120W - Main view showing watertight design for [specific models]](http://apcpart.com/cdn/shop/files/D4120W-duct-smoke-detector-d4120w-main.webp?v=1777207454&width=450)