575 W PERC solar panel with 144 cells. Voc 50.86 V · Isc 14.44 A · TcVoc -0.275%/°C.
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78 panels found · 4261 panels excluded
570 W
PERC| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 50.86 V | 50.68 V | 0.4% |
| Vmpp | 42.05 V | 41.87 V | 0.4% |
| Isc | 14.44 A | 14.37 A | 0.5% |
| Impp | 13.67 A | 13.62 A | 0.4% |
| TcVoc | -0.275 %/°C | -0.275 %/°C | ±0.000 %/°C |
| TcPmax | -0.35 %/°C | -0.35 %/°C | ±0.000 %/°C |
580 W
PERC| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 50.86 V | 51.04 V | 0.4% |
| Vmpp | 42.05 V | 42.24 V | 0.5% |
| Isc | 14.44 A | 14.5 A | 0.4% |
| Impp | 13.67 A | 13.73 A | 0.4% |
| TcVoc | -0.275 %/°C | -0.275 %/°C | ±0.000 %/°C |
| TcPmax | -0.35 %/°C | -0.35 %/°C | ±0.000 %/°C |
565 W
PERC| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 50.86 V | 50.5 V | 0.7% |
| Vmpp | 42.05 V | 41.68 V | 0.9% |
| Isc | 14.44 A | 14.31 A | 0.9% |
| Impp | 13.67 A | 13.56 A | 0.8% |
| TcVoc | -0.275 %/°C | -0.275 %/°C | ±0.000 %/°C |
| TcPmax | -0.35 %/°C | -0.35 %/°C | ±0.000 %/°C |
585 W
PERC| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 50.86 V | 51.22 V | 0.7% |
| Vmpp | 42.05 V | 42.42 V | 0.9% |
| Isc | 14.44 A | 14.56 A | 0.8% |
| Impp | 13.67 A | 13.79 A | 0.9% |
| TcVoc | -0.275 %/°C | -0.275 %/°C | ±0.000 %/°C |
| TcPmax | -0.35 %/°C | -0.35 %/°C | ±0.000 %/°C |
560 W
PERC| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 50.86 V | 50.32 V | 1.1% |
| Vmpp | 42.05 V | 41.49 V | 1.3% |
| Isc | 14.44 A | 14.25 A | 1.3% |
| Impp | 13.67 A | 13.5 A | 1.2% |
| TcVoc | -0.275 %/°C | -0.275 %/°C | ±0.000 %/°C |
| TcPmax | -0.35 %/°C | -0.35 %/°C | ±0.000 %/°C |
565 W
PERC| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 50.86 V | 50.28 V | 1.1% |
| Vmpp | 42.05 V | 42.42 V | 0.9% |
| Isc | 14.44 A | 14.21 A | 1.6% |
| Impp | 13.67 A | 13.32 A | 2.6% |
| TcVoc | -0.275 %/°C | -0.275 %/°C | ±0.000 %/°C |
| TcPmax | -0.35 %/°C | -0.35 %/°C | ±0.000 %/°C |
555 W
TOPCon| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 50.86 V | 50.6 V | 0.5% |
| Vmpp | 42.05 V | 42.5 V | 1.1% |
| Isc | 14.44 A | 14.12 A | 2.2% |
| Impp | 13.67 A | 13.06 A | 4.5% |
| TcVoc | -0.275 %/°C | -0.268 %/°C | ±0.007 %/°C |
| TcPmax | -0.35 %/°C | -0.34 %/°C | ±0.010 %/°C |
560 W
PERC| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 50.86 V | 50.15 V | 1.4% |
| Vmpp | 42.05 V | 42.27 V | 0.5% |
| Isc | 14.44 A | 14.14 A | 2.1% |
| Impp | 13.67 A | 13.25 A | 3.1% |
| TcVoc | -0.275 %/°C | -0.275 %/°C | ±0.000 %/°C |
| TcPmax | -0.35 %/°C | -0.35 %/°C | ±0.000 %/°C |
555 W
PERC| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 50.86 V | 50.02 V | 1.7% |
| Vmpp | 42.05 V | 42.11 V | 0.1% |
| Isc | 14.44 A | 14.07 A | 2.6% |
| Impp | 13.67 A | 13.18 A | 3.6% |
| TcVoc | -0.275 %/°C | -0.275 %/°C | ±0.000 %/°C |
| TcPmax | -0.35 %/°C | -0.35 %/°C | ±0.000 %/°C |
570 W
TOPCon| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 50.86 V | 50.74 V | 0.2% |
| Vmpp | 42.05 V | 42.07 V | 0.0% |
| Isc | 14.44 A | 14.31 A | 0.9% |
| Impp | 13.67 A | 13.55 A | 0.9% |
| TcVoc | -0.275 %/°C | -0.25 %/°C | ±0.025 %/°C |
| TcPmax | -0.35 %/°C | -0.3 %/°C | ±0.050 %/°C |
565 W
PERC| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 50.86 V | 50.3 V | 1.1% |
| Vmpp | 42.05 V | 42.42 V | 0.9% |
| Isc | 14.44 A | 14.16 A | 1.9% |
| Impp | 13.67 A | 13.32 A | 2.6% |
| TcVoc | -0.275 %/°C | -0.265 %/°C | ±0.010 %/°C |
| TcPmax | -0.35 %/°C | -0.34 %/°C | ±0.010 %/°C |
580 W
TOPCon| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 50.86 V | 51.02 V | 0.3% |
| Vmpp | 42.05 V | 42.37 V | 0.8% |
| Isc | 14.44 A | 14.47 A | 0.2% |
| Impp | 13.67 A | 13.69 A | 0.1% |
| TcVoc | -0.275 %/°C | -0.25 %/°C | ±0.025 %/°C |
| TcPmax | -0.35 %/°C | -0.3 %/°C | ±0.050 %/°C |
String Compatibility Calculator
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Panel Matcher
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How the Algorithm Works
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Voc
50.86 V
Vmpp
42.05 V
Isc
14.44 A
Impp
13.67 A
TcVoc
-0.275 %/°C
TcPmax
-0.35 %/°C
Pmax
575 W
Cells
144
Length
2333 mm
Width
1134 mm
Thickness
30 mm
Weight
28 kg
The JA Solar JAM72S30-575/LR is a 575 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 |
|---|---|---|---|
| JAM72S30-560/LR | 560 W | 50.32 V | 14.25 A |
| JAM72S30-565/LR | 565 W | 50.5 V | 14.31 A |
| JAM72S30-570/LR | 570 W | 50.68 V | 14.37 A |
| JAM72S30-580/LR | 580 W | 51.04 V | 14.5 A |
| JAM72S30-585/LR | 585 W | 51.22 V | 14.56 A |
The most critical specs to match are: cell count (must be exactly 144), Voc close to 50.86 V (within ±5%), and temperature coefficient TcVoc close to -0.275%/°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 JA Solar JAM72S30-575/LR.