430 W HJT solar panel with 108 cells. Voc 40.4 V · Isc 13.1 A · TcVoc -0.24%/°C.
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Panel not in the catalogue?
94 of the 4,444 panels in the catalogue can replace FuturaSun FU 430 MVS. Before you buy, check your pick in the string calculator with your inverter.
CloseNoticeableLarge differenceTap or click a difference to see what it means for your string.
Noticeable differences — the string voltage and current need a careful check.
Match 60–78 % · 12 models
Large differences — a real risk of a mismatched string; prefer a closer panel.
Match 26–59 % · 82 models
String Compatibility Calculator
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Panel Matcher
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How the Algorithm Works
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Voc
40.4 V
Vmpp
33.49 V
Isc
13.1 A
Impp
12.84 A
TcVoc
-0.24 %/°C
TcPmax
-0.26 %/°C
Pmax
430 W
Cells
108
Length
1722 mm
Width
1134 mm
Thickness
30 mm
Weight
26 kg
The FuturaSun FU 430 MVS is a 430 W solar panel. Finding a compatible replacement requires matching the original electrical characteristics — particularly Voc, Vmpp, Isc, and temperature coefficients — to ensure safe operation within the same string.
Use the form above to find panels that match these specifications. Then verify the replacement in the String Compatibility Calculator with your inverter.
The most critical specs to match are: cell count (must be exactly 108), Voc close to 40.4 V (within ±5%), and temperature coefficient TcVoc close to -0.24%/°C. If Voc differs significantly, the string voltage at extreme temperatures may shift outside the inverter's MPPT range. The replacement finder above pre-screens all candidates by these criteria.
A higher wattage panel usually has a higher Vmpp or Isc, which can affect string voltage and current. Small increases (up to 10–15%) are typically safe if the other electrical specs align. The replacement finder shows a compatibility score — 'Exact match' means the specs align closely. Always verify the replacement in the String Compatibility Calculator with your inverter before installation.
If the replacement has a significantly different Voc or Vmpp, the string voltage may shift outside the inverter's MPPT range, reducing energy production or causing faults. This effect is amplified at temperature extremes: at low temperatures, voltage rises by the TcVoc coefficient. The replacement finder automatically accounts for this — it scores candidates by how closely the electrical specs match the original FuturaSun FU 430 MVS.