| Brand | Edwards Signaling |
|---|---|
| Type | Fire Alarm System Components |
| Model | SD-2W |
| MPN | SD-2W |
| UPC | 793016035806 |
Check the listing for details. EDWARDS SuperDuct Conventional SD-2W Duct Detector, 2-Wire. Condition: New. Listed at 139.99 USD. Edwards Est SD-2W Photoelectric Duct detectors feature a unique design that speeds installation and simplifies maintenance. Removable dust filters, coated circuit boards, and optional water-resistant gaskets keep contaminants away from components, ensuring years of trouble-free service.