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All replacements

Find replacement for Trina Solar TSM-NEG20C.20-655

655 W TOPCon solar panel with 120 cells. Voc 45.4 V · Isc 18.39 A · TcVoc -0.24%/°C.

Select the panel you want to replace

Show only panels with matching cell technology

Compatible Replacements

16 panels found · 4323 panels excluded

Trina Solar TSM-NEG20C.20-650

650 W

TOPCon
89Good match
ParameterOriginalReplacementDeviation
Voc45.4 V45.1 V0.7%
Vmpp37.6 V37.4 V0.5%
Isc18.39 A18.36 A0.2%
Impp17.43 A17.38 A0.3%
TcVoc-0.24 %/°C-0.24 %/°C±0.000 %/°C
TcPmax-0.29 %/°C-0.29 %/°C±0.000 %/°C
Yingli Solar YL665CF60 f/2

665 W

TOPCon
84Good match
ParameterOriginalReplacementDeviation
Voc45.4 V44.92 V1.1%
Vmpp37.6 V37.68 V0.2%
Isc18.39 A18.51 A0.7%
Impp17.43 A17.65 A1.3%
TcVoc-0.24 %/°C-0.24 %/°C±0.000 %/°C
TcPmax-0.29 %/°C-0.29 %/°C±0.000 %/°C
Yingli Solar YL660CF60 f/2

660 W

TOPCon
79Acceptable
ParameterOriginalReplacementDeviation
Voc45.4 V44.73 V1.5%
Vmpp37.6 V37.55 V0.1%
Isc18.39 A18.47 A0.4%
Impp17.43 A17.58 A0.9%
TcVoc-0.24 %/°C-0.24 %/°C±0.000 %/°C
TcPmax-0.29 %/°C-0.29 %/°C±0.000 %/°C
Trina Solar TSM-NEG20C.20-645

645 W

TOPCon
77Acceptable
ParameterOriginalReplacementDeviation
Voc45.4 V44.8 V1.3%
Vmpp37.6 V37.2 V1.1%
Isc18.39 A18.24 A0.8%
Impp17.43 A17.34 A0.5%
TcVoc-0.24 %/°C-0.24 %/°C±0.000 %/°C
TcPmax-0.29 %/°C-0.29 %/°C±0.000 %/°C
Yingli Solar YL655CF60 f/2

655 W

TOPCon
73Acceptable
ParameterOriginalReplacementDeviation
Voc45.4 V44.54 V1.9%
Vmpp37.6 V37.41 V0.5%
Isc18.39 A18.42 A0.2%
Impp17.43 A17.51 A0.5%
TcVoc-0.24 %/°C-0.24 %/°C±0.000 %/°C
TcPmax-0.29 %/°C-0.29 %/°C±0.000 %/°C
Yingli Solar YL650CF60 f/2

650 W

TOPCon
71Acceptable
ParameterOriginalReplacementDeviation
Voc45.4 V44.35 V2.3%
Vmpp37.6 V37.27 V0.9%
Isc18.39 A18.38 A0.1%
Impp17.43 A17.45 A0.1%
TcVoc-0.24 %/°C-0.24 %/°C±0.000 %/°C
TcPmax-0.29 %/°C-0.29 %/°C±0.000 %/°C
Yingli Solar YL645CF60 f/2

645 W

TOPCon
69Acceptable
ParameterOriginalReplacementDeviation
Voc45.4 V44.16 V2.7%
Vmpp37.6 V37.14 V1.2%
Isc18.39 A18.34 A0.3%
Impp17.43 A17.37 A0.3%
TcVoc-0.24 %/°C-0.24 %/°C±0.000 %/°C
TcPmax-0.29 %/°C-0.29 %/°C±0.000 %/°C
Phono Solar PS635M13GFH-20/USH

635 W

HJT
66Acceptable
ParameterOriginalReplacementDeviation
Voc45.4 V45.48 V0.2%
Vmpp37.6 V38.19 V1.6%
Isc18.39 A17.43 A5.2%
Impp17.43 A16.63 A4.6%
TcVoc-0.24 %/°C-0.24 %/°C±0.000 %/°C
TcPmax-0.29 %/°C-0.24 %/°C±0.050 %/°C
Trina Solar TSM-NEG20C.20-640

640 W

TOPCon
66Acceptable
ParameterOriginalReplacementDeviation
Voc45.4 V44.5 V2.0%
Vmpp37.6 V37 V1.6%
Isc18.39 A18.27 A0.7%
Impp17.43 A17.3 A0.7%
TcVoc-0.24 %/°C-0.24 %/°C±0.000 %/°C
TcPmax-0.29 %/°C-0.29 %/°C±0.000 %/°C
Waaree Energies BiN-02-650

650 W

TOPCon
65Acceptable
ParameterOriginalReplacementDeviation
Voc45.4 V44.7 V1.5%
Vmpp37.6 V37.38 V0.6%
Isc18.39 A18.42 A0.2%
Impp17.43 A17.39 A0.2%
TcVoc-0.24 %/°C-0.26 %/°C±0.020 %/°C
TcPmax-0.29 %/°C-0.3 %/°C±0.010 %/°C
Trina Solar TSM-NEG20C.20-635

635 W

TOPCon
64Acceptable
ParameterOriginalReplacementDeviation
Voc45.4 V44.2 V2.6%
Vmpp37.6 V36.8 V2.1%
Isc18.39 A18.33 A0.3%
Impp17.43 A17.26 A1.0%
TcVoc-0.24 %/°C-0.24 %/°C±0.000 %/°C
TcPmax-0.29 %/°C-0.29 %/°C±0.000 %/°C
Phono Solar PS640M13GFH-20/USH

640 W

HJT
60Acceptable
ParameterOriginalReplacementDeviation
Voc45.4 V45.65 V0.6%
Vmpp37.6 V38.35 V2.0%
Isc18.39 A17.49 A4.9%
Impp17.43 A16.69 A4.2%
TcVoc-0.24 %/°C-0.24 %/°C±0.000 %/°C
TcPmax-0.29 %/°C-0.24 %/°C±0.050 %/°C

String Compatibility Calculator

Verify the replacement panel works with your inverter

Panel Matcher

Find all compatible panels for a specific inverter

Already have panels?

Find an inverter that fits your panel array with the right MPPT range and DC/AC ratio.

How the Algorithm Works

Learn how panels are scored and matched

Original Panel Specs

Voc

45.4 V

Vmpp

37.6 V

Isc

18.39 A

Impp

17.43 A

TcVoc

-0.24 %/°C

TcPmax

-0.29 %/°C

Pmax

655 W

Cells

120

Bifaciality

80%

Length

2172 mm

Width

1303 mm

Thickness

33 mm

Weight

34.9 kg

The Trina Solar TSM-NEG20C.20-655 is a 655 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.

Other models in this series

ModelPowerVocIsc
TSM-NEG20C.20-630630 W43.9 V18.3 A
TSM-NEG20C.20-635635 W44.2 V18.33 A
TSM-NEG20C.20-640640 W44.5 V18.27 A
TSM-NEG20C.20-645645 W44.8 V18.24 A
TSM-NEG20C.20-650650 W45.1 V18.36 A

Frequently Asked Questions

What specs must match when replacing the Trina Solar TSM-NEG20C.20-655?

The most critical specs to match are: cell count (must be exactly 120), Voc close to 45.4 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.

Can I use a higher wattage replacement for the Trina Solar TSM-NEG20C.20-655?

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.

What happens if the replacement panel has different voltage specs?

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 Trina Solar TSM-NEG20C.20-655.