Siemens QFM3101 SKU: QFM3101 $228.70 $601.83 Quantity -+ Limited Factory Stock Details Duct Relative Humidity Sensor, 2% Accuracy, 4-20 mA Output, NEMA 1/IP65 Enclosure, 5-Year Warranty Data Sheet Installation Instructions DetailsData SheetInstallation Instructions Back Duct Relative Humidity Sensor, 2% Accuracy, 4-20 mA Output, NEMA 1/IP65 Enclosure, 5-Year Warranty Back Back Stocked items ship in 1 business day. Factory items typically ship in 3-5 business days (estimate only). Actual times may vary.Email sales@energycontrol.com for more information.