540 W TOPCon solar panel with 132 cells. Voc 48.35 V · Isc 13.88 A · TcVoc -0.25%/°C.
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25 panels found · 4314 panels excluded
545 W
TOPCon| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 48.35 V | 48.8 V | 0.9% |
| Vmpp | 40.61 V | 40.74 V | 0.3% |
| Isc | 13.88 A | 14.15 A | 1.9% |
| Impp | 13.3 A | 13.38 A | 0.6% |
| TcVoc | -0.25 %/°C | -0.25 %/°C | ±0.000 %/°C |
| TcPmax | -0.3 %/°C | -0.3 %/°C | ±0.000 %/°C |
525 W
HPBC| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 48.35 V | 48.42 V | 0.1% |
| Vmpp | 40.61 V | 40.06 V | 1.4% |
| Isc | 13.88 A | 13.93 A | 0.4% |
| Impp | 13.3 A | 13.11 A | 1.4% |
| TcVoc | -0.25 %/°C | -0.23 %/°C | ±0.020 %/°C |
| TcPmax | -0.3 %/°C | -0.29 %/°C | ±0.010 %/°C |
540 W
TOPCon| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 48.35 V | 48.27 V | 0.2% |
| Vmpp | 40.61 V | 40.64 V | 0.1% |
| Isc | 13.88 A | 14.35 A | 3.4% |
| Impp | 13.3 A | 13.29 A | 0.1% |
| TcVoc | -0.25 %/°C | -0.23 %/°C | ±0.020 %/°C |
| TcPmax | -0.3 %/°C | -0.28 %/°C | ±0.020 %/°C |
520 W
HPBC| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 48.35 V | 48.27 V | 0.2% |
| Vmpp | 40.61 V | 39.91 V | 1.7% |
| Isc | 13.88 A | 13.84 A | 0.3% |
| Impp | 13.3 A | 13.03 A | 2.0% |
| TcVoc | -0.25 %/°C | -0.23 %/°C | ±0.020 %/°C |
| TcPmax | -0.3 %/°C | -0.29 %/°C | ±0.010 %/°C |
550 W
TOPCon| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 48.35 V | 49 V | 1.3% |
| Vmpp | 40.61 V | 40.87 V | 0.6% |
| Isc | 13.88 A | 14.2 A | 2.3% |
| Impp | 13.3 A | 13.46 A | 1.2% |
| TcVoc | -0.25 %/°C | -0.25 %/°C | ±0.000 %/°C |
| TcPmax | -0.3 %/°C | -0.3 %/°C | ±0.000 %/°C |
530 W
HPBC| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 48.35 V | 48.57 V | 0.5% |
| Vmpp | 40.61 V | 40.22 V | 1.0% |
| Isc | 13.88 A | 14 A | 0.9% |
| Impp | 13.3 A | 13.18 A | 0.9% |
| TcVoc | -0.25 %/°C | -0.23 %/°C | ±0.020 %/°C |
| TcPmax | -0.3 %/°C | -0.29 %/°C | ±0.010 %/°C |
535 W
HPBC| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 48.35 V | 48.72 V | 0.8% |
| Vmpp | 40.61 V | 40.38 V | 0.6% |
| Isc | 13.88 A | 14.07 A | 1.4% |
| Impp | 13.3 A | 13.25 A | 0.4% |
| TcVoc | -0.25 %/°C | -0.23 %/°C | ±0.020 %/°C |
| TcPmax | -0.3 %/°C | -0.29 %/°C | ±0.010 %/°C |
545 W
TOPCon| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 48.35 V | 48.52 V | 0.4% |
| Vmpp | 40.61 V | 40.84 V | 0.6% |
| Isc | 13.88 A | 14.41 A | 3.8% |
| Impp | 13.3 A | 13.34 A | 0.3% |
| TcVoc | -0.25 %/°C | -0.23 %/°C | ±0.020 %/°C |
| TcPmax | -0.3 %/°C | -0.28 %/°C | ±0.020 %/°C |
540 W
HPBC| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 48.35 V | 48.87 V | 1.1% |
| Vmpp | 40.61 V | 40.53 V | 0.2% |
| Isc | 13.88 A | 14.15 A | 1.9% |
| Impp | 13.3 A | 13.33 A | 0.2% |
| TcVoc | -0.25 %/°C | -0.23 %/°C | ±0.020 %/°C |
| TcPmax | -0.3 %/°C | -0.29 %/°C | ±0.010 %/°C |
535 W
TOPCon| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 48.35 V | 48.04 V | 0.6% |
| Vmpp | 40.61 V | 40.44 V | 0.4% |
| Isc | 13.88 A | 14.29 A | 3.0% |
| Impp | 13.3 A | 13.23 A | 0.5% |
| TcVoc | -0.25 %/°C | -0.23 %/°C | ±0.020 %/°C |
| TcPmax | -0.3 %/°C | -0.28 %/°C | ±0.020 %/°C |
555 W
TOPCon| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 48.35 V | 48.27 V | 0.2% |
| Vmpp | 40.61 V | 40.28 V | 0.8% |
| Isc | 13.88 A | 14.56 A | 4.9% |
| Impp | 13.3 A | 13.78 A | 3.6% |
| TcVoc | -0.25 %/°C | -0.23 %/°C | ±0.020 %/°C |
| TcPmax | -0.3 %/°C | -0.28 %/°C | ±0.020 %/°C |
560 W
TOPCon| Parameter | Original | Replacement | Deviation |
|---|---|---|---|
| Voc | 48.35 V | 48.51 V | 0.3% |
| Vmpp | 40.61 V | 40.48 V | 0.3% |
| Isc | 13.88 A | 14.61 A | 5.3% |
| Impp | 13.3 A | 13.83 A | 4.0% |
| TcVoc | -0.25 %/°C | -0.23 %/°C | ±0.020 %/°C |
| TcPmax | -0.3 %/°C | -0.28 %/°C | ±0.020 %/°C |
String Compatibility Calculator
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How the Algorithm Works
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Voc
48.35 V
Vmpp
40.61 V
Isc
13.88 A
Impp
13.3 A
TcVoc
-0.25 %/°C
TcPmax
-0.3 %/°C
Pmax
540 W
Cells
132
Length
2122 mm
Width
1158 mm
Thickness
30 mm
Weight
31 kg
The Perlight Solar PLM-540DH8N-132 is a 540 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 |
|---|---|---|---|
| PLM-545DH8N-132 | 545 W | 48.8 V | 14.15 A |
| PLM-550DH8N-132 | 550 W | 49 V | 14.2 A |
The most critical specs to match are: cell count (must be exactly 132), Voc close to 48.35 V (within ±5%), and temperature coefficient TcVoc close to -0.25%/°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 Perlight Solar PLM-540DH8N-132.