480 W PERC solar panel with 132 cells. Voc 44.9 V · Isc 13.6 A · TcVoc -0.29%/°C.
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9 panels found · 4330 panels excluded
485 W
PERC| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 44.9 V | 45.1 V | 0.4% |
| Vmpp | 37.3 V | 37.5 V | 0.5% |
| Isc | 13.6 A | 13.66 A | 0.4% |
| Impp | 12.87 A | 12.94 A | 0.5% |
| TcVoc | -0.29 %/°C | -0.29 %/°C | ±0.000 %/°C |
| TcPmax | -0.35 %/°C | -0.35 %/°C | ±0.000 %/°C |
485 W
PERC| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 44.9 V | 45.1 V | 0.4% |
| Vmpp | 37.3 V | 37.5 V | 0.5% |
| Isc | 13.6 A | 13.66 A | 0.4% |
| Impp | 12.87 A | 12.94 A | 0.5% |
| TcVoc | -0.29 %/°C | -0.29 %/°C | ±0.000 %/°C |
| TcPmax | -0.35 %/°C | -0.35 %/°C | ±0.000 %/°C |
490 W
PERC| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 44.9 V | 45.3 V | 0.9% |
| Vmpp | 37.3 V | 37.7 V | 1.1% |
| Isc | 13.6 A | 13.72 A | 0.9% |
| Impp | 12.87 A | 13 A | 1.0% |
| TcVoc | -0.29 %/°C | -0.29 %/°C | ±0.000 %/°C |
| TcPmax | -0.35 %/°C | -0.35 %/°C | ±0.000 %/°C |
490 W
PERC| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 44.9 V | 45.3 V | 0.9% |
| Vmpp | 37.3 V | 37.7 V | 1.1% |
| Isc | 13.6 A | 13.72 A | 0.9% |
| Impp | 12.87 A | 13 A | 1.0% |
| TcVoc | -0.29 %/°C | -0.29 %/°C | ±0.000 %/°C |
| TcPmax | -0.35 %/°C | -0.35 %/°C | ±0.000 %/°C |
495 W
PERC| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 44.9 V | 45.5 V | 1.3% |
| Vmpp | 37.3 V | 37.9 V | 1.6% |
| Isc | 13.6 A | 13.78 A | 1.3% |
| Impp | 12.87 A | 13.07 A | 1.6% |
| TcVoc | -0.29 %/°C | -0.29 %/°C | ±0.000 %/°C |
| TcPmax | -0.35 %/°C | -0.35 %/°C | ±0.000 %/°C |
495 W
PERC| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 44.9 V | 45.5 V | 1.3% |
| Vmpp | 37.3 V | 37.9 V | 1.6% |
| Isc | 13.6 A | 13.78 A | 1.3% |
| Impp | 12.87 A | 13.07 A | 1.6% |
| TcVoc | -0.29 %/°C | -0.29 %/°C | ±0.000 %/°C |
| TcPmax | -0.35 %/°C | -0.35 %/°C | ±0.000 %/°C |
500 W
PERC| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 44.9 V | 45.7 V | 1.8% |
| Vmpp | 37.3 V | 38.1 V | 2.1% |
| Isc | 13.6 A | 13.84 A | 1.8% |
| Impp | 12.87 A | 13.13 A | 2.0% |
| TcVoc | -0.29 %/°C | -0.29 %/°C | ±0.000 %/°C |
| TcPmax | -0.35 %/°C | -0.35 %/°C | ±0.000 %/°C |
500 W
PERC| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 44.9 V | 45.7 V | 1.8% |
| Vmpp | 37.3 V | 38.1 V | 2.1% |
| Isc | 13.6 A | 13.84 A | 1.8% |
| Impp | 12.87 A | 13.13 A | 2.0% |
| TcVoc | -0.29 %/°C | -0.29 %/°C | ±0.000 %/°C |
| TcPmax | -0.35 %/°C | -0.35 %/°C | ±0.000 %/°C |
500 W
PERC| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 44.9 V | 45.55 V | 1.4% |
| Vmpp | 37.3 V | 38.35 V | 2.8% |
| Isc | 13.6 A | 13.93 A | 2.4% |
| Impp | 12.87 A | 13.04 A | 1.3% |
| TcVoc | -0.29 %/°C | -0.27 %/°C | ±0.020 %/°C |
| TcPmax | -0.35 %/°C | -0.35 %/°C | ±0.000 %/°C |
String Compatibility Calculator
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Voc
44.9 V
Vmpp
37.3 V
Isc
13.6 A
Impp
12.87 A
TcVoc
-0.29 %/°C
TcPmax
-0.35 %/°C
Pmax
480 W
Cells
132
Length
2100 mm
Width
1134 mm
Thickness
35 mm
Weight
27 kg
The S-Energy SL65-66MAJ-480Z is a 480 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 |
|---|---|---|---|
| SL65-66MAJ-485Z | 485 W | 45.1 V | 13.66 A |
| SL65-66MAJ-490Z | 490 W | 45.3 V | 13.72 A |
| SL65-66MAJ-495Z | 495 W | 45.5 V | 13.78 A |
| SL65-66MAJ-500Z | 500 W | 45.7 V | 13.84 A |
| SL65-66MAJ-505Z | 505 W | 45.9 V | 13.9 A |
The most critical specs to match are: cell count (must be exactly 132), Voc close to 44.9 V (within ±5%), and temperature coefficient TcVoc close to -0.29%/°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 S-Energy SL65-66MAJ-480Z.