ACI SM-501-P SKU: SM-501-P $222.29 $421.00 Quantity -+ Add to Shopping Cart In Factory Stock Details ACI SM-501-P : Duct Smoke Detectors (Photoelectric), 24 VAC/24 VDC/115 VAC/230 VAC, SPDT, 2 Alarm Relays, 1 Trouble Relay, 2-Year Warranty, Made in US... Data Sheet Installation Instructions DetailsData SheetInstallation Instructions Back ACI SM-501-P : Duct Smoke Detectors (Photoelectric), 24 VAC/24 VDC/115 VAC/230 VAC, SPDT, 2 Alarm Relays, 1 Trouble Relay, 2-Year Warranty, Made in USA Back Back
