RV Holding Tank Monitor Store
Select from the models below for more details and to purchase.
3-Tank RV Systems

709 SeeLeveL II Tank Monitor
The 709 tank monitor is designed for motorhomes and travel trailers with three holding tanks; fresh, grey, and black tank levels. This model also monitors battery voltage, as well, displays your existing propane (LPG) tank level by connecting to the sensor. Product Details

709-P3W SeeLeveL II Tank Monitor
The 709-P3W tank monitor is designed for motorhomes and travel trailers with three holding tanks; fresh, grey, and black tank levels. This model also has a pump switch with a connector which allows for more wiring options, monitors battery voltage, as well, displays your existing propane (LPG) tank level by connecting to the sensor. Product Details

709-HP3W SeeLeveL II Tank Monitor
The 709-HP3W tank monitor system is designed for motorhomes and travel trailers with three holding tanks; fresh, grey, and black tank levels. This model also has a 3-way pump switch, a single-pole heater switch, monitors battery voltage, as well, displays your existing propane (LPG) tank level by connecting to the sensor. Product Details

709-BTP3 SeeLeveL II Tank Monitor
The 709-BTP3 tank monitor is one of our new models that includes Bluetooth® wireless technology. Designed for accurate level measurement of motorhomes and trailers with three holding tanks. This system monitors battery voltage, fresh, grey, and black water levels as well as the LPG tank. The level in percent is shown on a three-digit LED display. This model includes a 3-way pump switch with a connector which allows for more wiring options. Product Details

709-RVC SeeLeveL II Tank Monitor
The 709-RVC tank monitor is designed for motorhomes and travel trailers with three holding tanks; fresh, grey, and black tank levels. This model also monitors battery voltage, displays your existing propane (LPG) tank level by connecting to the sensor, and includes an RV-C network interface and a common alarm output which is programmable for level and polarity. Product Details

709-RVC PM SeeLeveL II Tank Monitor
The 709-RVC PM tank monitor is designed for motorhomes and travel trailers with three holding tanks; fresh, grey, and black levels. This model also monitors battery voltage, displays your existing propane (LPG) tank level by connecting to the sensor, and includes an RV-C network interface and a common alarm output which is programmable for level and polarity and also includes a momentary pump switch. Product Details

709-RVC NLP SeeLeveL II Tank Monitor
The 709-RVC NLP tank monitor is designed for motorhomes and travel trailers with three holding tanks; fresh, grey, and black tank levels. This model also monitors battery voltage, includes an RV-C network interface and a common alarm output which is programmable for level and polarity. Product Details