Find replacement for Trina Solar TSM-NEG9R.28-470

470 W TOPCon solar panel with 144 cells. Voc 54.6 V · Isc 10.89 A · TcVoc -0.24%/°C.

Original Panel

Select the panel you want to replace

Same technology onlyShow only panels with matching cell technology

Compatible Replacements

17 panels found · 4322 panels excluded

Trina Solar TSM-NED9R.28-470

470 W

TOPCon

100Exact match

Parameter	Original	Replacement	Deviation
Voc	54.6 V	54.6 V	0.0%
Vmpp	46.1 V	46.1 V	0.0%
Isc	10.89 A	10.89 A	0.0%
Impp	10.2 A	10.2 A	0.0%
TcVoc	-0.24 %/°C	-0.24 %/°C	±0.000 %/°C
TcPmax	-0.29 %/°C	-0.29 %/°C	±0.000 %/°C

Trina Solar TSM-NEG9R.28-475

475 W

TOPCon

87Good match

Parameter	Original	Replacement	Deviation
Voc	54.6 V	55 V	0.7%
Vmpp	46.1 V	46.4 V	0.7%
Isc	10.89 A	10.93 A	0.4%
Impp	10.2 A	10.24 A	0.4%
TcVoc	-0.24 %/°C	-0.24 %/°C	±0.000 %/°C
TcPmax	-0.29 %/°C	-0.29 %/°C	±0.000 %/°C

Trina Solar TSM-NEG9R.25-465

465 W

TOPCon

87Good match

Parameter	Original	Replacement	Deviation
Voc	54.6 V	54.2 V	0.7%
Vmpp	46.1 V	45.8 V	0.7%
Isc	10.89 A	10.85 A	0.4%
Impp	10.2 A	10.16 A	0.4%
TcVoc	-0.24 %/°C	-0.24 %/°C	±0.000 %/°C
TcPmax	-0.29 %/°C	-0.29 %/°C	±0.000 %/°C

Trina Solar TSM-NED9R.28-465

465 W

TOPCon

87Good match

Parameter	Original	Replacement	Deviation
Voc	54.6 V	54.2 V	0.7%
Vmpp	46.1 V	45.8 V	0.7%
Isc	10.89 A	10.85 A	0.4%
Impp	10.2 A	10.16 A	0.4%
TcVoc	-0.24 %/°C	-0.24 %/°C	±0.000 %/°C
TcPmax	-0.29 %/°C	-0.29 %/°C	±0.000 %/°C

Trina Solar TSM-NEG9R.28-465

465 W

TOPCon

87Good match

Parameter	Original	Replacement	Deviation
Voc	54.6 V	54.2 V	0.7%
Vmpp	46.1 V	45.8 V	0.7%
Isc	10.89 A	10.85 A	0.4%
Impp	10.2 A	10.16 A	0.4%
TcVoc	-0.24 %/°C	-0.24 %/°C	±0.000 %/°C
TcPmax	-0.29 %/°C	-0.29 %/°C	±0.000 %/°C

Trina Solar TSM-NED9R.28-460

460 W

TOPCon

73Acceptable

Parameter	Original	Replacement	Deviation
Voc	54.6 V	53.8 V	1.5%
Vmpp	46.1 V	45.4 V	1.5%
Isc	10.89 A	10.81 A	0.7%
Impp	10.2 A	10.14 A	0.6%
TcVoc	-0.24 %/°C	-0.24 %/°C	±0.000 %/°C
TcPmax	-0.29 %/°C	-0.29 %/°C	±0.000 %/°C

Trina Solar TSM-NEG9R.25-460

460 W

TOPCon

73Acceptable

Parameter	Original	Replacement	Deviation
Voc	54.6 V	53.8 V	1.5%
Vmpp	46.1 V	45.4 V	1.5%
Isc	10.89 A	10.81 A	0.7%
Impp	10.2 A	10.14 A	0.6%
TcVoc	-0.24 %/°C	-0.24 %/°C	±0.000 %/°C
TcPmax	-0.29 %/°C	-0.29 %/°C	±0.000 %/°C

Trina Solar TSM-NEG9R.28-460

460 W

TOPCon

73Acceptable

Parameter	Original	Replacement	Deviation
Voc	54.6 V	53.8 V	1.5%
Vmpp	46.1 V	45.4 V	1.5%
Isc	10.89 A	10.81 A	0.7%
Impp	10.2 A	10.14 A	0.6%
TcVoc	-0.24 %/°C	-0.24 %/°C	±0.000 %/°C
TcPmax	-0.29 %/°C	-0.29 %/°C	±0.000 %/°C

Trina Solar TSM-NED9R.28-455

455 W

TOPCon

62Acceptable

Parameter	Original	Replacement	Deviation
Voc	54.6 V	53.4 V	2.2%
Vmpp	46.1 V	45 V	2.4%
Isc	10.89 A	10.77 A	1.1%
Impp	10.2 A	10.11 A	0.9%
TcVoc	-0.24 %/°C	-0.24 %/°C	±0.000 %/°C
TcPmax	-0.29 %/°C	-0.29 %/°C	±0.000 %/°C

Trina Solar TSM-NEG9R.25-455

455 W

TOPCon

62Acceptable

Parameter	Original	Replacement	Deviation
Voc	54.6 V	53.4 V	2.2%
Vmpp	46.1 V	45 V	2.4%
Isc	10.89 A	10.77 A	1.1%
Impp	10.2 A	10.11 A	0.9%
TcVoc	-0.24 %/°C	-0.24 %/°C	±0.000 %/°C
TcPmax	-0.29 %/°C	-0.29 %/°C	±0.000 %/°C

Trina Solar TSM-NEG9R.28-455

455 W

TOPCon

62Acceptable

Parameter	Original	Replacement	Deviation
Voc	54.6 V	53.4 V	2.2%
Vmpp	46.1 V	45 V	2.4%
Isc	10.89 A	10.77 A	1.1%
Impp	10.2 A	10.11 A	0.9%
TcVoc	-0.24 %/°C	-0.24 %/°C	±0.000 %/°C
TcPmax	-0.29 %/°C	-0.29 %/°C	±0.000 %/°C

FuturaSun FU 470 MVL

470 W

HJT

60Acceptable

Parameter	Original	Replacement	Deviation
Voc	54.6 V	53.49 V	2.0%
Vmpp	46.1 V	45.65 V	1.0%
Isc	10.89 A	10.71 A	1.7%
Impp	10.2 A	10.31 A	1.1%
TcVoc	-0.24 %/°C	-0.24 %/°C	±0.000 %/°C
TcPmax	-0.29 %/°C	-0.26 %/°C	±0.030 %/°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

54.6 V

Vmpp

46.1 V

Isc

10.89 A

Impp

10.2 A

TcVoc

-0.24 %/°C

TcPmax

-0.29 %/°C

Pmax

470 W

Cells

144

Length

1762 mm

Width

1134 mm

Thickness

30 mm

Weight

21 kg

The Trina Solar TSM-NEG9R.28-470 is a 470 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

Model	Power	Voc	Isc
TSM-NEG9R.28-425	425 W	50.9 V	10.56 A
TSM-NEG9R.28-430	430 W	51.4 V	10.59 A
TSM-NEG9R.28-435	435 W	51.8 V	10.64 A
TSM-NEG9R.28-440	440 W	52.2 V	10.67 A
TSM-NEG9R.28-445	445 W	52.6 V	10.71 A
TSM-NEG9R.28-450	450 W	52.9 V	10.74 A
TSM-NEG9R.28-455	455 W	53.4 V	10.77 A
TSM-NEG9R.28-460	460 W	53.8 V	10.81 A
TSM-NEG9R.28-465	465 W	54.2 V	10.85 A
TSM-NEG9R.28-475	475 W	55 V	10.93 A

Frequently Asked Questions

What specs must match when replacing the Trina Solar TSM-NEG9R.28-470?

The most critical specs to match are: cell count (must be exactly 144), Voc close to 54.6 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-NEG9R.28-470?

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-NEG9R.28-470.

All replacements

Find replacement for Trina Solar TSM-NEG9R.28-470

470 W TOPCon solar panel with 144 cells. Voc 54.6 V · Isc 10.89 A · TcVoc -0.24%/°C.

Original Panel

Select the panel you want to replace

Same technology onlyShow only panels with matching cell technology

Compatible Replacements

17 panels found · 4322 panels excluded

Trina Solar TSM-NED9R.28-470

470 W

TOPCon

100Exact match

Parameter	Original	Replacement	Deviation
Voc	54.6 V	54.6 V	0.0%
Vmpp	46.1 V	46.1 V	0.0%
Isc	10.89 A	10.89 A	0.0%
Impp	10.2 A	10.2 A	0.0%
TcVoc	-0.24 %/°C	-0.24 %/°C	±0.000 %/°C
TcPmax	-0.29 %/°C	-0.29 %/°C	±0.000 %/°C

Trina Solar TSM-NEG9R.28-475

475 W

TOPCon

87Good match

Parameter	Original	Replacement	Deviation
Voc	54.6 V	55 V	0.7%
Vmpp	46.1 V	46.4 V	0.7%
Isc	10.89 A	10.93 A	0.4%
Impp	10.2 A	10.24 A	0.4%
TcVoc	-0.24 %/°C	-0.24 %/°C	±0.000 %/°C
TcPmax	-0.29 %/°C	-0.29 %/°C	±0.000 %/°C

Trina Solar TSM-NEG9R.25-465

465 W

TOPCon

87Good match

Parameter	Original	Replacement	Deviation
Voc	54.6 V	54.2 V	0.7%
Vmpp	46.1 V	45.8 V	0.7%
Isc	10.89 A	10.85 A	0.4%
Impp	10.2 A	10.16 A	0.4%
TcVoc	-0.24 %/°C	-0.24 %/°C	±0.000 %/°C
TcPmax	-0.29 %/°C	-0.29 %/°C	±0.000 %/°C

Trina Solar TSM-NED9R.28-465

465 W

TOPCon

87Good match

Parameter	Original	Replacement	Deviation
Voc	54.6 V	54.2 V	0.7%
Vmpp	46.1 V	45.8 V	0.7%
Isc	10.89 A	10.85 A	0.4%
Impp	10.2 A	10.16 A	0.4%
TcVoc	-0.24 %/°C	-0.24 %/°C	±0.000 %/°C
TcPmax	-0.29 %/°C	-0.29 %/°C	±0.000 %/°C

Trina Solar TSM-NEG9R.28-465

465 W

TOPCon

87Good match

Parameter	Original	Replacement	Deviation
Voc	54.6 V	54.2 V	0.7%
Vmpp	46.1 V	45.8 V	0.7%
Isc	10.89 A	10.85 A	0.4%
Impp	10.2 A	10.16 A	0.4%
TcVoc	-0.24 %/°C	-0.24 %/°C	±0.000 %/°C
TcPmax	-0.29 %/°C	-0.29 %/°C	±0.000 %/°C

Trina Solar TSM-NED9R.28-460

460 W

TOPCon

73Acceptable

Parameter	Original	Replacement	Deviation
Voc	54.6 V	53.8 V	1.5%
Vmpp	46.1 V	45.4 V	1.5%
Isc	10.89 A	10.81 A	0.7%
Impp	10.2 A	10.14 A	0.6%
TcVoc	-0.24 %/°C	-0.24 %/°C	±0.000 %/°C
TcPmax	-0.29 %/°C	-0.29 %/°C	±0.000 %/°C

Trina Solar TSM-NEG9R.25-460

460 W

TOPCon

73Acceptable

Parameter	Original	Replacement	Deviation
Voc	54.6 V	53.8 V	1.5%
Vmpp	46.1 V	45.4 V	1.5%
Isc	10.89 A	10.81 A	0.7%
Impp	10.2 A	10.14 A	0.6%
TcVoc	-0.24 %/°C	-0.24 %/°C	±0.000 %/°C
TcPmax	-0.29 %/°C	-0.29 %/°C	±0.000 %/°C

Trina Solar TSM-NEG9R.28-460

460 W

TOPCon

73Acceptable

Parameter	Original	Replacement	Deviation
Voc	54.6 V	53.8 V	1.5%
Vmpp	46.1 V	45.4 V	1.5%
Isc	10.89 A	10.81 A	0.7%
Impp	10.2 A	10.14 A	0.6%
TcVoc	-0.24 %/°C	-0.24 %/°C	±0.000 %/°C
TcPmax	-0.29 %/°C	-0.29 %/°C	±0.000 %/°C

Trina Solar TSM-NED9R.28-455

455 W

TOPCon

62Acceptable

Parameter	Original	Replacement	Deviation
Voc	54.6 V	53.4 V	2.2%
Vmpp	46.1 V	45 V	2.4%
Isc	10.89 A	10.77 A	1.1%
Impp	10.2 A	10.11 A	0.9%
TcVoc	-0.24 %/°C	-0.24 %/°C	±0.000 %/°C
TcPmax	-0.29 %/°C	-0.29 %/°C	±0.000 %/°C

Trina Solar TSM-NEG9R.25-455

455 W

TOPCon

62Acceptable

Parameter	Original	Replacement	Deviation
Voc	54.6 V	53.4 V	2.2%
Vmpp	46.1 V	45 V	2.4%
Isc	10.89 A	10.77 A	1.1%
Impp	10.2 A	10.11 A	0.9%
TcVoc	-0.24 %/°C	-0.24 %/°C	±0.000 %/°C
TcPmax	-0.29 %/°C	-0.29 %/°C	±0.000 %/°C

Trina Solar TSM-NEG9R.28-455

455 W

TOPCon

62Acceptable

Parameter	Original	Replacement	Deviation
Voc	54.6 V	53.4 V	2.2%
Vmpp	46.1 V	45 V	2.4%
Isc	10.89 A	10.77 A	1.1%
Impp	10.2 A	10.11 A	0.9%
TcVoc	-0.24 %/°C	-0.24 %/°C	±0.000 %/°C
TcPmax	-0.29 %/°C	-0.29 %/°C	±0.000 %/°C

FuturaSun FU 470 MVL

470 W

HJT

60Acceptable

Parameter	Original	Replacement	Deviation
Voc	54.6 V	53.49 V	2.0%
Vmpp	46.1 V	45.65 V	1.0%
Isc	10.89 A	10.71 A	1.7%
Impp	10.2 A	10.31 A	1.1%
TcVoc	-0.24 %/°C	-0.24 %/°C	±0.000 %/°C
TcPmax	-0.29 %/°C	-0.26 %/°C	±0.030 %/°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

54.6 V

Vmpp

46.1 V

Isc

10.89 A

Impp

10.2 A

TcVoc

-0.24 %/°C

TcPmax

-0.29 %/°C

Pmax

470 W

Cells

144

Length

1762 mm

Width

1134 mm

Thickness

30 mm

Weight

21 kg

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

Model	Power	Voc	Isc
TSM-NEG9R.28-425	425 W	50.9 V	10.56 A
TSM-NEG9R.28-430	430 W	51.4 V	10.59 A
TSM-NEG9R.28-435	435 W	51.8 V	10.64 A
TSM-NEG9R.28-440	440 W	52.2 V	10.67 A
TSM-NEG9R.28-445	445 W	52.6 V	10.71 A
TSM-NEG9R.28-450	450 W	52.9 V	10.74 A
TSM-NEG9R.28-455	455 W	53.4 V	10.77 A
TSM-NEG9R.28-460	460 W	53.8 V	10.81 A
TSM-NEG9R.28-465	465 W	54.2 V	10.85 A
TSM-NEG9R.28-475	475 W	55 V	10.93 A