Genasun GV-4-MPPT Solar Charge Controller

GV4 Genasun MPPT

4A 12V MPPT controller. Small, critically efficient, and cost-effective, the GV-4 gets more from every panel.

4A 12V MPPT Controller

  • 99.85% Peak Efficiency
  • High-speed MPPT
  • Advanced electronic protection
  • Tiny self-consumption (0.12mA)
  • Marine-Grade
  • 5 Year Warranty


Maximum Recommended Panel Power: 50W
Rated Battery (Output) Current: 4A
Nominal Battery Voltage: 12V
Max Panel Voltage (Voc): 27V
Recommended Max Voc at STC: 22V
Minimum Battery Voltage for Operation: 7.2V
Input Voltage Range: 0-27V
Recommended Maximum Input Short Circuit Current (for Solar Use): 4A
Maximum Input Current *: 7A
Charge Profile: Multi-Stage with Temperature Compensation
Absorption Voltage: 14.2V
Absorption Time: 2 hours
Float Voltage: 13.8V
Charging Output Voltage Range: 7.2-18V
Battery Temperature Compensation: -28mV/°C
Operating Temperature: -40 °C — 85 °C
Maximum Full Power Ambient: 50°C
Electrical Efficiency: 96% – 99.85% typical
Tracking Efficiency: 99% typical
MPPT Tracking Speed: 15Hz
Operating Consumption: 0.125mA (125uA)
Night Consumption: 0.09mA (90uA)
Marine Grade: Yes
Connection: 4-position terminal block for 12-30AWG wire
Weight: 2.8 oz., 80 g
Dimensions: 4.3 x 2.2 x 0.9″, 11 x 5.6 x 2.5 cm
Warranty: 5 years
*Maximum current that the controller could draw from an unlimited source.