Up to 3 Expansion Batteries can be securely stacked under 1 Apollo unit

Automatically detects 12V/24V/36V/48V DC system voltages

All backed up by a best in class 11 year warranty

The RSS Transmitter sends a signal to the TS4-F units to keep PV modules connected while powered on and supplying energy

Go even bigger with six expansion batteries for 26

Victron SmartSolar MPPT lithium Up to 3 Expansion BatteriesVictron SmartSolar MPPT: Using cutting edge technology, SmartSolar maximizes the energy harvesting capability of a solar charge controller to intelligently achieve max charge in the shortest possible time. Victron SmartSolar MPPT Features Ultra Fast MPPT The MPPT VE. Can SmartSolar charger connects to a PV array of 150 or 250 Volt Voc and will automatically detect and charge your 12, 24, or 48V battery bank with current ranging from 70 to 100A