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All replacements

Find replacement for Aiko Solar AIKO-A670-GRH66Dw

670 W ABC solar panel with 132 cells. Voc 49.6 V · Isc 16.71 A · TcVoc -0.22%/°C.

Select the panel you want to replace

Show only panels with matching cell technology

Compatible Replacements

73 panels found · 4266 panels excluded

Aiko Solar AIKO-A675-GRH66Dw

675 W

ABC
95Exact match
ParameterOriginalReplacementDeviation
Voc49.6 V49.7 V0.2%
Vmpp41.44 V41.52 V0.2%
Isc16.71 A16.78 A0.4%
Impp16.17 A16.26 A0.6%
TcVoc-0.22 %/°C-0.22 %/°C±0.000 %/°C
TcPmax-0.26 %/°C-0.26 %/°C±0.000 %/°C
Aiko Solar AIKO-A665-GRH66Dw

665 W

ABC
95Exact match
ParameterOriginalReplacementDeviation
Voc49.6 V49.5 V0.2%
Vmpp41.44 V41.36 V0.2%
Isc16.71 A16.64 A0.4%
Impp16.17 A16.08 A0.6%
TcVoc-0.22 %/°C-0.22 %/°C±0.000 %/°C
TcPmax-0.26 %/°C-0.26 %/°C±0.000 %/°C
Aiko Solar AIKO-A660-GRH66Dw

660 W

ABC
91Good match
ParameterOriginalReplacementDeviation
Voc49.6 V49.4 V0.4%
Vmpp41.44 V41.28 V0.4%
Isc16.71 A16.57 A0.8%
Impp16.17 A15.99 A1.1%
TcVoc-0.22 %/°C-0.22 %/°C±0.000 %/°C
TcPmax-0.26 %/°C-0.26 %/°C±0.000 %/°C
Aiko Solar AIKO-A680-GRH66Dw

680 W

ABC
91Good match
ParameterOriginalReplacementDeviation
Voc49.6 V49.8 V0.4%
Vmpp41.44 V41.6 V0.4%
Isc16.71 A16.85 A0.8%
Impp16.17 A16.35 A1.1%
TcVoc-0.22 %/°C-0.22 %/°C±0.000 %/°C
TcPmax-0.26 %/°C-0.26 %/°C±0.000 %/°C
Aiko Solar AIKO-A650-GRH66Dw

650 W

ABC
88Good match
ParameterOriginalReplacementDeviation
Voc49.6 V49.7 V0.2%
Vmpp41.44 V40.68 V1.8%
Isc16.71 A16.64 A0.4%
Impp16.17 A15.98 A1.2%
TcVoc-0.22 %/°C-0.22 %/°C±0.000 %/°C
TcPmax-0.26 %/°C-0.26 %/°C±0.000 %/°C
Aiko Solar AIKO-A655-GRH66Dw

655 W

ABC
86Good match
ParameterOriginalReplacementDeviation
Voc49.6 V49.3 V0.6%
Vmpp41.44 V41.2 V0.6%
Isc16.71 A16.5 A1.3%
Impp16.17 A15.9 A1.7%
TcVoc-0.22 %/°C-0.22 %/°C±0.000 %/°C
TcPmax-0.26 %/°C-0.26 %/°C±0.000 %/°C
Akcome SKA611HDGDC-680

680 W

HJT
82Good match
ParameterOriginalReplacementDeviation
Voc49.6 V49.51 V0.2%
Vmpp41.44 V42.08 V1.5%
Isc16.71 A17.13 A2.5%
Impp16.17 A16.16 A0.1%
TcVoc-0.22 %/°C-0.22 %/°C±0.000 %/°C
TcPmax-0.26 %/°C-0.24 %/°C±0.020 %/°C
Risen RSM132-8-680BHDG

680 W

HJT
82Good match
ParameterOriginalReplacementDeviation
Voc49.6 V49.47 V0.3%
Vmpp41.44 V41.48 V0.1%
Isc16.71 A17.48 A4.6%
Impp16.17 A16.41 A1.5%
TcVoc-0.22 %/°C-0.22 %/°C±0.000 %/°C
TcPmax-0.26 %/°C-0.24 %/°C±0.020 %/°C
RECOM RCM-655-8DBRCM

655 W

IBC
82Good match
ParameterOriginalReplacementDeviation
Voc49.6 V49.64 V0.1%
Vmpp41.44 V40.93 V1.2%
Isc16.71 A16.78 A0.4%
Impp16.17 A16 A1.1%
TcVoc-0.22 %/°C-0.2 %/°C±0.020 %/°C
TcPmax-0.26 %/°C-0.26 %/°C±0.000 %/°C
Risen RSM132-8-685BHDG

685 W

HJT
82Good match
ParameterOriginalReplacementDeviation
Voc49.6 V49.56 V0.1%
Vmpp41.44 V41.56 V0.3%
Isc16.71 A17.56 A5.1%
Impp16.17 A16.5 A2.0%
TcVoc-0.22 %/°C-0.22 %/°C±0.000 %/°C
TcPmax-0.26 %/°C-0.24 %/°C±0.020 %/°C
RECOM RCM-650-8DBRCM

650 W

IBC
81Good match
ParameterOriginalReplacementDeviation
Voc49.6 V49.54 V0.1%
Vmpp41.44 V40.83 V1.5%
Isc16.71 A16.7 A0.1%
Impp16.17 A15.92 A1.5%
TcVoc-0.22 %/°C-0.2 %/°C±0.020 %/°C
TcPmax-0.26 %/°C-0.26 %/°C±0.000 %/°C
Risen RSM132-8-675BHDG

675 W

HJT
81Good match
ParameterOriginalReplacementDeviation
Voc49.6 V49.38 V0.4%
Vmpp41.44 V41.41 V0.1%
Isc16.71 A17.4 A4.1%
Impp16.17 A16.32 A0.9%
TcVoc-0.22 %/°C-0.22 %/°C±0.000 %/°C
TcPmax-0.26 %/°C-0.24 %/°C±0.020 %/°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

49.6 V

Vmpp

41.44 V

Isc

16.71 A

Impp

16.17 A

TcVoc

-0.22 %/°C

TcPmax

-0.26 %/°C

Pmax

670 W

Cells

132

Bifaciality

85%

Length

2382 mm

Width

1134 mm

Thickness

30 mm

Weight

32.5 kg

The Aiko Solar AIKO-A670-GRH66Dw is a 670 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
AIKO-A655-GRH66Dw655 W49.3 V16.5 A
AIKO-A660-GRH66Dw660 W49.4 V16.57 A
AIKO-A665-GRH66Dw665 W49.5 V16.64 A
AIKO-A675-GRH66Dw675 W49.7 V16.78 A
AIKO-A680-GRH66Dw680 W49.8 V16.85 A

Frequently Asked Questions

What specs must match when replacing the Aiko Solar AIKO-A670-GRH66Dw?

The most critical specs to match are: cell count (must be exactly 132), Voc close to 49.6 V (within ±5%), and temperature coefficient TcVoc close to -0.22%/°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 Aiko Solar AIKO-A670-GRH66Dw?

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 Aiko Solar AIKO-A670-GRH66Dw.