Inverter Comparison

EG4 18kPV vs. Sol-Ark 12K

Price$4,898$4,850
Inverter Typehybridhybrid
Input Data (PV)
Max PV Input Power18 kW13 kW
MPPT Voltage Range140-500 V150-425 V
Max PV Input Voltage600 V500 V
# of MPPTs32
Inputs per MPPT
2 / 1 / 1
2 / 2
Max Usable Input Current
25 A / 15 A / 15 A
20 A / 20 A
Max Short Circuit Input Current31 A / 19 A / 19 A25 A / 25 A
AC CoupleYesYes
Max AC Couple Input Power9.6 kW
Output Data (AC)
Nominal Output Power
12 kW
9 kW (battery only)
Peak Surge15.5 kW25 kW
Locked Rotor Amps (LRA)180 A
Output Voltage120/240VAC120/240V
Grid Frequency50/60Hz50/60Hz
Max Output Current50 A37.5 A
Max Grid Passthrough (Bypass)200 A63 A
Battery
Battery Nominal Voltage48 V48 V
Battery TypeLead-acid / LithiumLead-acid / Lithium
Max Battery Charge / Discharge250 A / 250 A185 A / 185 A
General Info
Idle Consumption70 W60 W
Parallel SupportUp to 10 unitsUp to 9 units
MonitoringApp/Web/LCDApp/Web/LCD
Outdoor RatingNEMA 4XIP65 / NEMA 3R
Dimensions (H×W×D)34.4 × 20.5 × 11.2 in29.5 × 17.7 × 10 in
Weight121 lbs78 lbs
Noise Level68 dB @ 3 ft<30 dB @ 77°F
Warranty10 years10 years