R3 Pre
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Product Features
The R3 Pre series inverter is especially designed for three-phase residential and small commercial projects. With its compact design, the R3 Pre series inverter is 40% lighter than the previous generation. The maximum conversion efficiency can reach 98.5%. The maximum input current of each string reach to 20A, which can be perfectly adapted to high power module to increase the power generation.
Max. PV
input current
Optional AFCI
protection function
150% PV
input oversizing

Export control function integrated

Wider MPPT voltage range(180 ~ 1000V)

Type II SPD for both DC and AC

Remote firmware upgrade & setting
Parameter List
| Model | R3-15K | R3-20K | R3-25K |
| Max. PV Input Voltage[V] | 1100 | ||
| Max. PV Input Current [A] | 40/40 | ||
| No.of MPPT Trackers/No.of Input Strings per Tracker | 2/2 | ||
| Max. AC Output Apparent Power [VA] | 16500 | 22000 | 27500 |
| Max.Efficiency | 98.6% | ||