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All replacements

Find replacement for JA Solar JAM66D46-720/LB

720 W TOPCon solar panel with 132 cells. Voc 49 V · Isc 18.59 A · TcVoc -0.25%/°C.

Select the panel you want to replace

Show only panels with matching cell technology

Compatible Replacements

180 panels found · 4159 panels excluded

DMEGC DM715G12T-B66HSW

715 W

TOPCon
96Exact match
ParameterOriginalReplacementDeviation
Voc49 V49.02 V0.0%
Vmpp41.19 V40.93 V0.6%
Isc18.59 A18.56 A0.2%
Impp17.48 A17.5 A0.1%
TcVoc-0.25 %/°C-0.25 %/°C±0.000 %/°C
TcPmax-0.29 %/°C-0.29 %/°C±0.000 %/°C
Seraphim SRP-715-BTC-BG

715 W

TOPCon
95Exact match
ParameterOriginalReplacementDeviation
Voc49 V49.1 V0.2%
Vmpp41.19 V41.13 V0.1%
Isc18.59 A18.44 A0.8%
Impp17.48 A17.39 A0.5%
TcVoc-0.25 %/°C-0.25 %/°C±0.000 %/°C
TcPmax-0.29 %/°C-0.29 %/°C±0.000 %/°C
Canadian Solar CS7N-730TB-AG

730 W

TOPCon
94Good match
ParameterOriginalReplacementDeviation
Voc49 V49.1 V0.2%
Vmpp41.19 V41.2 V0.0%
Isc18.59 A18.79 A1.1%
Impp17.48 A17.75 A1.5%
TcVoc-0.25 %/°C-0.25 %/°C±0.000 %/°C
TcPmax-0.29 %/°C-0.29 %/°C±0.000 %/°C
JinkoSolar JKM720N-66HL5-BDV

720 W

TOPCon
94Good match
ParameterOriginalReplacementDeviation
Voc49 V49.04 V0.1%
Vmpp41.19 V40.89 V0.7%
Isc18.59 A18.67 A0.4%
Impp17.48 A17.61 A0.7%
TcVoc-0.25 %/°C-0.25 %/°C±0.000 %/°C
TcPmax-0.29 %/°C-0.29 %/°C±0.000 %/°C
DMEGC DM720G12T-B66HSW

720 W

TOPCon
94Good match
ParameterOriginalReplacementDeviation
Voc49 V49.2 V0.4%
Vmpp41.19 V41.1 V0.2%
Isc18.59 A18.6 A0.1%
Impp17.48 A17.54 A0.3%
TcVoc-0.25 %/°C-0.25 %/°C±0.000 %/°C
TcPmax-0.29 %/°C-0.29 %/°C±0.000 %/°C
Canadian Solar CS7N-725TB-AG

725 W

TOPCon
93Good match
ParameterOriginalReplacementDeviation
Voc49 V48.9 V0.2%
Vmpp41.19 V41 V0.5%
Isc18.59 A18.74 A0.8%
Impp17.48 A17.71 A1.3%
TcVoc-0.25 %/°C-0.25 %/°C±0.000 %/°C
TcPmax-0.29 %/°C-0.29 %/°C±0.000 %/°C
JA Solar JAM66D46-715/LB

715 W

TOPCon
92Good match
ParameterOriginalReplacementDeviation
Voc49 V48.8 V0.4%
Vmpp41.19 V41 V0.5%
Isc18.59 A18.55 A0.2%
Impp17.48 A17.44 A0.2%
TcVoc-0.25 %/°C-0.25 %/°C±0.000 %/°C
TcPmax-0.29 %/°C-0.29 %/°C±0.000 %/°C
JinkoSolar JKM715N-66HL5-BDV

715 W

TOPCon
92Good match
ParameterOriginalReplacementDeviation
Voc49 V48.88 V0.2%
Vmpp41.19 V40.77 V1.0%
Isc18.59 A18.6 A0.1%
Impp17.48 A17.54 A0.3%
TcVoc-0.25 %/°C-0.25 %/°C±0.000 %/°C
TcPmax-0.29 %/°C-0.29 %/°C±0.000 %/°C
Astronergy CHSM66NDGF-BH715

715 W

TOPCon
92Good match
ParameterOriginalReplacementDeviation
Voc49 V48.97 V0.1%
Vmpp41.19 V40.65 V1.3%
Isc18.59 A18.53 A0.3%
Impp17.48 A17.59 A0.6%
TcVoc-0.25 %/°C-0.25 %/°C±0.000 %/°C
TcPmax-0.29 %/°C-0.29 %/°C±0.000 %/°C
Seraphim SRP-710-BTC-BG

710 W

TOPCon
92Good match
ParameterOriginalReplacementDeviation
Voc49 V48.9 V0.2%
Vmpp41.19 V40.93 V0.6%
Isc18.59 A18.4 A1.0%
Impp17.48 A17.35 A0.7%
TcVoc-0.25 %/°C-0.25 %/°C±0.000 %/°C
TcPmax-0.29 %/°C-0.29 %/°C±0.000 %/°C
DAH Solar DHN-66Y18/DG-730W

730 W

TOPCon
91Good match
ParameterOriginalReplacementDeviation
Voc49 V48.8 V0.4%
Vmpp41.19 V41.2 V0.0%
Isc18.59 A18.85 A1.4%
Impp17.48 A17.72 A1.4%
TcVoc-0.25 %/°C-0.25 %/°C±0.000 %/°C
TcPmax-0.29 %/°C-0.29 %/°C±0.000 %/°C
United Energy UE730T-66HBD

730 W

TOPCon
91Good match
ParameterOriginalReplacementDeviation
Voc49 V48.8 V0.4%
Vmpp41.19 V41.2 V0.0%
Isc18.59 A18.85 A1.4%
Impp17.48 A17.72 A1.4%
TcVoc-0.25 %/°C-0.25 %/°C±0.000 %/°C
TcPmax-0.29 %/°C-0.29 %/°C±0.000 %/°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

49 V

Vmpp

41.19 V

Isc

18.59 A

Impp

17.48 A

TcVoc

-0.25 %/°C

TcPmax

-0.29 %/°C

Pmax

720 W

Cells

132

Bifaciality

80%

Length

2384 mm

Width

1303 mm

Thickness

33 mm

Weight

38.2 kg

The JA Solar JAM66D46-720/LB is a 720 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
JAM66D46-695/LB695 W48 V18.39 A
JAM66D46-700/LB700 W48.2 V18.43 A
JAM66D46-705/LB705 W48.4 V18.47 A
JAM66D46-710/LB710 W48.6 V18.51 A
JAM66D46-715/LB715 W48.8 V18.55 A

Frequently Asked Questions

What specs must match when replacing the JA Solar JAM66D46-720/LB?

The most critical specs to match are: cell count (must be exactly 132), Voc close to 49 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.

Can I use a higher wattage replacement for the JA Solar JAM66D46-720/LB?

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 JA Solar JAM66D46-720/LB.