Dwyer ULSL-10 SKU: ULSL-10 $1,404.15 Quantity -+ Add to Shopping Cart In Factory Stock Details Dwyer ULSL-10 : Ultrasonic Level Sensor, 18' (5.5m), Non-Contact Transmitter, 4 SPST Programmable Relays, 2" NPT Thread Data Sheet Installation Instructions DetailsData SheetInstallation Instructions Back Dwyer ULSL-10 : Ultrasonic Level Sensor, 18' (5.5m), Non-Contact Transmitter, 4 SPST Programmable Relays, 2" NPT Thread Back Back