Fluid Level Sensor. Transmits the tank level from a suitable tank level sender unit on the the NMEA 2000 network.. Replaces EP-65 Reports Tank Fluid Level: 0-100% Pre-configured for Fuel Tank Instance 0 Pre-calibrated to the 33-240j U.S. marine standard tank level sender Can re-calibrated via compatible Navico MFDs to other standard levels Can be reconfigured* to output the following level types: Water, Gray Water, Live Well, Oil, Black Water.. Cable Length 10 feet and comes with a Micro-C T-Connector.