Janzoom 50A MPPT Solar Charge Controller - 12V/24V/48V LCD Display, High Efficiency Aluminum Alloy Solar Panel Regulator for Home & Outdoor Use - Perfect for RV, Boat, Cabin, and Off-Grid Power Systems

Feature:1. Adopting advanced polyphase synchronous rectification technology, has high conversion efficiency under low power charging environment.2. The system adopts general negative circuit, which makes the system work more stable and reliable.3. Advanced MPPT maximum power point tracking technology, tracking efficiency is not less than 99.5%.4. Support data storage function, storage time up to 10 years, long service life, can be used in a variety of harsh conditions.5. With imported components and advanced power conversion circuit, maximum conversion efficiency can up to more than 98%, full load efficiency can up to 97%.Specification:Condition: 100% Brand NewItem Type: Solar Charge ControllerMaterial: Aluminum AlloyWeight: Approx. 1830g / 64.6oz Parameter name Parameter values (and ranges) Default Model JN-MPPT-AL(30-50A) Current rating (Optional) 30A 40A 50A System identification voltage range (V) 12V system DC9V-DC16V 24V system DC18V-DC32V 48V system DC42V-DC60V PV panel open circuit input voltage range (V) 20V-100V (12V system) 40V-150V (recommended below 145V) (24V system) 80V-150V (recommended below 145V) (48V system) Maximum charging current (A) 30A 40A 50A PV maximum input power (12V) (W) 400W 500W 600W PV maximum input power (24V) (W) 800W 1000W 1200W PV maximum input power (48V) (W) 1600W 2000W 2400W Output maximum current (A) 15A 20A 25A MPPT efficiency ﹥99.5% Conversion efficiency ﹥96% System rated voltage (v) 12V System 24V System 48V System Overpressure (overcharge) (v) 14-18V 28-36V 56-62V Overpressure return (v) 13-17V 26-34V 52-62V Charging limit voltage (v) 12.9-16.9V 25.7-33.7V 51.6-62V Balanced charging voltage (v) 12.7-16.7V 25.4-33.