510 W TOPCon solar panel with 204 cells. Voc 39.1 V · Isc 15.91 A · TcVoc -0.24%/°C.
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5 panels found · 4334 panels excluded
515 W
TOPCon| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 39.1 V | 39.35 V | 0.6% |
| Vmpp | 33.27 V | 33.42 V | 0.5% |
| Isc | 15.91 A | 15.96 A | 0.3% |
| Impp | 15.33 A | 15.41 A | 0.5% |
| TcVoc | -0.24 %/°C | -0.24 %/°C | ±0.000 %/°C |
| TcPmax | -0.26 %/°C | -0.26 %/°C | ±0.000 %/°C |
505 W
TOPCon| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 39.1 V | 38.85 V | 0.6% |
| Vmpp | 33.27 V | 33.12 V | 0.5% |
| Isc | 15.91 A | 15.86 A | 0.3% |
| Impp | 15.33 A | 15.25 A | 0.5% |
| TcVoc | -0.24 %/°C | -0.24 %/°C | ±0.000 %/°C |
| TcPmax | -0.26 %/°C | -0.26 %/°C | ±0.000 %/°C |
500 W
TOPCon| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 39.1 V | 38.6 V | 1.3% |
| Vmpp | 33.27 V | 32.96 V | 0.9% |
| Isc | 15.91 A | 15.81 A | 0.6% |
| Impp | 15.33 A | 15.17 A | 1.0% |
| TcVoc | -0.24 %/°C | -0.24 %/°C | ±0.000 %/°C |
| TcPmax | -0.26 %/°C | -0.26 %/°C | ±0.000 %/°C |
520 W
TOPCon| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 39.1 V | 39.6 V | 1.3% |
| Vmpp | 33.27 V | 33.57 V | 0.9% |
| Isc | 15.91 A | 16.01 A | 0.6% |
| Impp | 15.33 A | 15.49 A | 1.0% |
| TcVoc | -0.24 %/°C | -0.24 %/°C | ±0.000 %/°C |
| TcPmax | -0.26 %/°C | -0.26 %/°C | ±0.000 %/°C |
495 W
TOPCon| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 39.1 V | 38.35 V | 1.9% |
| Vmpp | 33.27 V | 32.81 V | 1.4% |
| Isc | 15.91 A | 15.76 A | 0.9% |
| Impp | 15.33 A | 15.09 A | 1.6% |
| TcVoc | -0.24 %/°C | -0.24 %/°C | ±0.000 %/°C |
| TcPmax | -0.26 %/°C | -0.26 %/°C | ±0.000 %/°C |
String Compatibility Calculator
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Voc
39.1 V
Vmpp
33.27 V
Isc
15.91 A
Impp
15.33 A
TcVoc
-0.24 %/°C
TcPmax
-0.26 %/°C
Pmax
510 W
Cells
204
Bifaciality
85%
Length
1906 mm
Width
1134 mm
Thickness
30 mm
Weight
26.3 kg
The JinkoSolar JKM510N-51QL6-BDV is a 510 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 |
|---|---|---|---|
| JKM495N-51QL6-BDV | 495 W | 38.35 V | 15.76 A |
| JKM500N-51QL6-BDV | 500 W | 38.6 V | 15.81 A |
| JKM505N-51QL6-BDV | 505 W | 38.85 V | 15.86 A |
| JKM515N-51QL6-BDV | 515 W | 39.35 V | 15.96 A |
| JKM520N-51QL6-BDV | 520 W | 39.6 V | 16.01 A |
The most critical specs to match are: cell count (must be exactly 204), Voc close to 39.1 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 JinkoSolar JKM510N-51QL6-BDV.