Find replacement for LONGi LR7-72HVH-645M

645 W panel, 144 cells

Original Panel905

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String Compatibility Calculator

Verify the replacement panel works with your inverter

How the Algorithm Works

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Panel Matcher

Find all compatible panels for a specific inverter

Original Panel Specs

Voc

53.8 V

Vmpp

44.46 V

Isc

15.21 A

Impp

14.51 A

TcVoc

-0.2 %/°C

TcPmax

-0.26 %/°C

Pmax

645 W

Cells

144

The LONGi LR7-72HVH-645M is a 645 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.