The Keller DCX-18 ECO is the only rechargeable autonomous level logger available. This low-cost design features a small, 18-mm (0.71-in.) diameter stainless steel housing, making it ideal for a wide array of liquid level monitoring applications. It is also the only low-cost level logger available in absolute, sealed and vented versions. Many configurations are in stock and ready for immediate shipment.
Rechargeable Level Logger