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Features:
Maximizes Energy Harvest- Better peak power tracking than other MPPT controllers.
Very High Efficiency - The industry’s highest peak efficiency of 99% for off-grid controllers.
Features Extensive Networking and Communications - Enables system monitoring, data logging and adjust-ability. On-board RS-232 port included on all models; Ethernet included on all models.
No Cooling Fan - longer lifsapn.
Custom Programmable - with or without a computer.
Advanced Self Diagnostics - to warn against installation errors.
Data Logging - up to 500 days of detailed power & load data.
Automatic Lighting Control - multi-event load control enables powerful options for PV lighting systems.




GNMCSeries | 20A | 30A | 40A | 50A | 60A | |||
Product category | Controller Properties | MPPT (maximum power point tracking) | ||||||
MPPT efficiency | ≥97% | |||||||
Standby power | 0.5W~1.2W | |||||||
System voltage | Automatic recognition | |||||||
Heat-dissipating method | Intelligent fan cooling | |||||||
Range of system voltage identification | 12V system | DC10V~DC15V | ||||||
24V system | DC18V~DC30V | |||||||
36V system | DC32V~DC40V | |||||||
48V system | DC42V~DC60V | |||||||
Input Characteristics | Max.PV input voltage(VOC) | DC150V | ||||||
Start the charge voltage point | Battery voltage + 3V | |||||||
Rated PV power | 12V system | 260W | 390W | 520W | 650W | 780W | ||
24V system | 520W | 780W | 1040W | 1300W | 1560W | |||
36V system | 780W | 1170W | 1560W | 1950W | 2340W | |||
48V system | 1040W | 1560W | 2080W | 2600W | 3120W | |||
Charge Characteristics | Selectable Battery Types (Default Gel battery) | Sealed lead acid, Gel battery, Flooded (Other types of the batteries also can be defined) | ||||||
Charge rated current | 20A | 30A | 40A | 50A | 60A | |||
Temperature Compensation | -3mV/℃/2V (default) | |||||||
Charge Method | 3-Stage: constant current(fast charging)-constant voltage-floating charge | |||||||
Output Voltage Stability Precision | ≤±1.5% | |||||||
LOAD Characteristics | Load voltage | The same as the battery voltage | ||||||
Load rated current | 20A | 30A | ||||||
Load control mode | On\\Off mode, PV voltage control mode, Dual-time control mode, PV + Time control mode | |||||||
Low voltage protection | The default protection point is 10.5V, and it is restored to 11V (can be set) | |||||||
Setup mode | PC software /APP/ controller display | |||||||
Display & Communication | Display mode | High-definition LCD segment code backlight display | ||||||
Communication mode | 8-pin RJ45 port/RS485/support PC software monitoring/ support WiFi module to realize APP cloud monitoring | |||||||
Other Parameters | Protect function | Input-output over \\ under voltage protection, Prevention of connection reverse protection,battery shedding protection etc. | ||||||
Operation Temperature | -20℃~+55℃ | |||||||
Storage Temperature | -40℃~+75℃ | |||||||
IP(Ingress protection) | IP32 | |||||||
Noise | ≤40dB | |||||||
Altitude | 0~3000m | |||||||
Max. connection size | 20mm2 | 30mm2 | ||||||
Net Weight (kg) | 1.5 | 3.1 | 4.6 | |||||
Gross Weight (kg) | 2.2 | 3.8 | 5.3 | |||||
Product Size(mm) | 183*145*52 | 256*188*76 | 306*210*90 | |||||

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