Inverter Comparison

EG4 FlexBOSS18 vs. EG4 18kPV

Price$3,699$4,898
Inverter Typehybridhybrid
Input Data (PV)
Max PV Input Power18 kW18 kW
MPPT Voltage Range120-440 V140-500 V
Max PV Input Voltage600 V600 V
# of MPPTs23
Inputs per MPPT
2 / 2
2 / 1 / 1
Max Usable Input Current
26 A
25 A / 15 A / 15 A
Max Short Circuit Input Current31 A31 A / 19 A / 19 A
AC CoupleNo (only with gridboss)Yes
Max AC Couple Input Power
Output Data (AC)
Nominal Output Power
13 kW (with PV+grid)
10 kW (battery only)
12 kW
Peak Surge20 kW15.5 kW
Locked Rotor Amps (LRA)195 A180 A
Output Voltage120/240V120/240VAC
Grid Frequency50/60Hz50/60Hz
Max Output Current54 A50 A
Max Grid Passthrough (Bypass)90 A200 A
Battery
Battery Nominal Voltage48 V48 V
Battery TypeLead-acid / LithiumLead-acid / Lithium
Max Battery Charge / Discharge208 A / 208 A250 A / 250 A
General Info
Idle Consumption60 W70 W
Parallel SupportUp to 10 unitsUp to 10 units
MonitoringApp/Web (LCD optional)App/Web/LCD
Outdoor RatingNEMA 4XNEMA 4X
Dimensions (H×W×D)29.5 x 20.5 x 10.4 in34.4 × 20.5 × 11.2 in
Weight115 lbs121 lbs
Noise Level<50 dB @ 3 ft68 dB @ 3 ft
Warranty10 years10 years