Check the listing for details. Easun 60A 80A 100A MPPT Solar Panel Regulator Charge Controller 12/24/36/48V US. Condition: New. Listed at 73.99 USD. you can Put two pieces 60A in parallel ,So total is MPPT 120A；Support unlimited parallel connection！ MPPT 60A Solar Charge Controller Backlight LCD 12V 24V 36V 48V Solar Regulator Max PV 190VDC for Lead Acid Lithium Battery The range of working voltage requirements for charging different batteries: 12V battery, PV voltage DC20V~DC150V; 24V battery, PV voltage DC37V~DC150V; 36V battery, PV voltage DC50V~DC150V; 48V battery, PV voltage DC72V~DC150V: Features： 100% MPPT controller Intelligent Maximum Power Point Tracking technology Built-in DSP controller with high performance Automatic battery voltage detection 12V/24V/36V/48V Three-stage charging optimizes battery performance Multi-function LCD displays Reverse polarity protection of solar panel Overcharge protection Can be mounted easily Suitable for battery types of sealed lead acid, vented Gel, and Lithium battery you can Put two pieces 60A in parallel ,So total is MPPT 120A，Support unlimited parallel connection Models ICharger MPPT 6048 Charging mode 3-stage:constant current(MPPT),constant voltage,floating System Voltage 12/24/36/48/Auto Max PV Input Power 720W/12V; 1440W/24V; 2160W/36V; 2880W/48V Max PV Input Voltage 190Voc Battery voltage automatic recognition 12V system(DC8.7V-DC15.5V)；24V system(DC16V-DC31V) 36V system(DC33V-DC41V)；48 Vsystem(DC42V-DC64V) Over charging protection voltage 12V system (16V)；24V system (32V)36V system(48V)；48V system(64V) Limited current protection 61A Max efficiency ≥98.1% PV utilization ≥99% AutoTemperature Compensation -3mV/2V/ºC Temperature protection 75℃ Fan-on temperature >45℃ Fan-off temperature 45℃ Fan-offTemperature