420 W PERC solar panel with 108 cells. Voc 38.12 V · Isc 13.86 A · TcVoc -0.285%/°C.
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87 panels found · 3424 panels excluded
420 W
PERC| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 38.12 V | 38.12 V | 0.0% |
| Vmpp | 32.02 V | 32.02 V | 0.0% |
| Isc | 13.86 A | 13.86 A | 0.0% |
| Impp | 13.13 A | 13.13 A | 0.0% |
| TcVoc | -0.285 %/°C | -0.285 %/°C | ±0.000 %/°C |
| TcPmax | -0.36 %/°C | -0.36 %/°C | ±0.000 %/°C |
415 W
PERC| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 38.12 V | 37.86 V | 0.7% |
| Vmpp | 32.02 V | 31.8 V | 0.7% |
| Isc | 13.86 A | 13.79 A | 0.5% |
| Impp | 13.13 A | 13.06 A | 0.5% |
| TcVoc | -0.285 %/°C | -0.285 %/°C | ±0.000 %/°C |
| TcPmax | -0.36 %/°C | -0.36 %/°C | ±0.000 %/°C |
415 W
PERC| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 38.12 V | 37.86 V | 0.7% |
| Vmpp | 32.02 V | 31.8 V | 0.7% |
| Isc | 13.86 A | 13.79 A | 0.5% |
| Impp | 13.13 A | 13.06 A | 0.5% |
| TcVoc | -0.285 %/°C | -0.285 %/°C | ±0.000 %/°C |
| TcPmax | -0.36 %/°C | -0.36 %/°C | ±0.000 %/°C |
415 W
PERC| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 38.12 V | 37.76 V | 0.9% |
| Vmpp | 32.02 V | 31.72 V | 0.9% |
| Isc | 13.86 A | 13.82 A | 0.3% |
| Impp | 13.13 A | 13.09 A | 0.3% |
| TcVoc | -0.285 %/°C | -0.285 %/°C | ±0.000 %/°C |
| TcPmax | -0.36 %/°C | -0.36 %/°C | ±0.000 %/°C |
425 W
PERC| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 38.12 V | 37.96 V | 0.4% |
| Vmpp | 32.02 V | 31.9 V | 0.4% |
| Isc | 13.86 A | 14.08 A | 1.6% |
| Impp | 13.13 A | 13.33 A | 1.5% |
| TcVoc | -0.285 %/°C | -0.27 %/°C | ±0.015 %/°C |
| TcPmax | -0.36 %/°C | -0.34 %/°C | ±0.020 %/°C |
410 W
PERC| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 38.12 V | 37.6 V | 1.4% |
| Vmpp | 32.02 V | 31.58 V | 1.4% |
| Isc | 13.86 A | 13.72 A | 1.0% |
| Impp | 13.13 A | 12.99 A | 1.1% |
| TcVoc | -0.285 %/°C | -0.285 %/°C | ±0.000 %/°C |
| TcPmax | -0.36 %/°C | -0.36 %/°C | ±0.000 %/°C |
410 W
PERC| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 38.12 V | 37.6 V | 1.4% |
| Vmpp | 32.02 V | 31.58 V | 1.4% |
| Isc | 13.86 A | 13.72 A | 1.0% |
| Impp | 13.13 A | 12.99 A | 1.1% |
| TcVoc | -0.285 %/°C | -0.285 %/°C | ±0.000 %/°C |
| TcPmax | -0.36 %/°C | -0.36 %/°C | ±0.000 %/°C |
425 W
PERC| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 38.12 V | 37.9 V | 0.6% |
| Vmpp | 32.02 V | 31.94 V | 0.2% |
| Isc | 13.86 A | 14.08 A | 1.6% |
| Impp | 13.13 A | 13.31 A | 1.4% |
| TcVoc | -0.285 %/°C | -0.265 %/°C | ±0.020 %/°C |
| TcPmax | -0.36 %/°C | -0.34 %/°C | ±0.020 %/°C |
420 W
TOPCon| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 38.12 V | 38.11 V | 0.0% |
| Vmpp | 32.02 V | 31.94 V | 0.2% |
| Isc | 13.86 A | 13.95 A | 0.6% |
| Impp | 13.13 A | 13.15 A | 0.2% |
| TcVoc | -0.285 %/°C | -0.26 %/°C | ±0.025 %/°C |
| TcPmax | -0.36 %/°C | -0.3 %/°C | ±0.060 %/°C |
420 W
TOPCon| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 38.12 V | 38.11 V | 0.0% |
| Vmpp | 32.02 V | 31.94 V | 0.2% |
| Isc | 13.86 A | 13.95 A | 0.6% |
| Impp | 13.13 A | 13.15 A | 0.2% |
| TcVoc | -0.285 %/°C | -0.26 %/°C | ±0.025 %/°C |
| TcPmax | -0.36 %/°C | -0.3 %/°C | ±0.060 %/°C |
420 W
TOPCon| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 38.12 V | 38.11 V | 0.0% |
| Vmpp | 32.02 V | 31.94 V | 0.2% |
| Isc | 13.86 A | 13.95 A | 0.6% |
| Impp | 13.13 A | 13.15 A | 0.2% |
| TcVoc | -0.285 %/°C | -0.26 %/°C | ±0.025 %/°C |
| TcPmax | -0.36 %/°C | -0.3 %/°C | ±0.060 %/°C |
410 W
PERC| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 38.12 V | 37.51 V | 1.6% |
| Vmpp | 32.02 V | 31.51 V | 1.6% |
| Isc | 13.86 A | 13.75 A | 0.8% |
| Impp | 13.13 A | 13.02 A | 0.8% |
| TcVoc | -0.285 %/°C | -0.285 %/°C | ±0.000 %/°C |
| TcPmax | -0.36 %/°C | -0.36 %/°C | ±0.000 %/°C |
String Compatibility Calculator
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How the Algorithm Works
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Voc
38.12 V
Vmpp
32.02 V
Isc
13.86 A
Impp
13.13 A
TcVoc
-0.285 %/°C
TcPmax
-0.36 %/°C
Pmax
420 W
Cells
108
Length
1722 mm
Width
1134 mm
Thickness
30 mm
Weight
21.5 kg
The Luxor Solar LX-420M/182-108+ SW HC is a 420 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.
| Model | Power | Voc | Isc |
|---|---|---|---|
| 400 W | 37.08 V | 13.57 A | |
| 405 W | 37.34 V | 13.64 A | |
| 410 W | 37.6 V | 13.72 A | |
| 415 W | 37.86 V | 13.79 A |
The most critical specs to match are: cell count (must be exactly 108), Voc close to 38.12 V (within ±5%), and temperature coefficient TcVoc close to -0.285%/°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 Luxor Solar LX-420M/182-108+ SW HC.