Siemens 544-560-18 SKU: 544-560-18 $84.66 $222.80 Quantity -+ Limited Factory Stock Details Duct Point Temperature Sensor, 18" Rigid Probe, 100 Ohm Platinum RTD Thermistor, -4 to 122 Deg F (-20 to 50 C), 4-20 mA Output, 2x4" Electrical Box, 5... Data Sheet Installation Instructions DetailsData SheetInstallation Instructions Back Duct Point Temperature Sensor, 18" Rigid Probe, 100 Ohm Platinum RTD Thermistor, -4 to 122 Deg F (-20 to 50 C), 4-20 mA Output, 2x4" Electrical Box, 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.