Victron GX Tank 140 Tank Monitoring f/4-20 MA, 1-10VDC Sensors - Monitors Up to 4 Sensors *Sensor Not IncludedVictron GX Tank 140 Tank Monitoring is a compact, versatile tank level monitoring solution for up to four sensors. Designed to integrate with the GX monitoring ecosystem (Cerbo GX is the most commonly used), it delivers accurate tank readings locally and remotely through the VRM Portal. Sensor not included. Key capabilities Monitors up to 4 sensors for multiple tanks with a single gateway. Supports 420 mA and 010 V sensors for flexible installation