Product
ParametersGKA182M144530W-550W SPECIFICATION STC NOCT
STC NOCTSTC NOCTSTC NOCTSTC NOCTMaximum
Power(Pmax)
530W 401W535W 405W540W 409W545W 413W550W 417WOpen
Circuit Voltage (Voc)
49.74V 47.16V49.89V 47.40V50.04V 47.63V50.18V 47.87V50.32V 48.10VShort
Circuit Current (Isc)
13.62A 10.91A13.69A 10.95A13.76A 10.99A13.83A 11.03A13.90A 11.07AVoltage
at Maximum Power (Vmpp)
41.63V 38.97V41.80V 39.21V41.96V 39.44V42.12V 39.67V42.28V 39.90VCurrent
at Maximum Power (Impp)
12.73A 10.29A12.80A 10.33A12.87A 10.37A12.94A 10.41A13.01A 10.45AModule Efficiency
STC(%)
20.51%
20.70%
20.89%
21.09%
21.28%STC: Irradiance 1000W/m2,Cell temperature 25°C, AM1.5;
Tolerance of Pmax: ±3%; Measurement Tolerance: ±3%, Pmax According
Gamko's official testing.NOCT: Irradiance 800W/m²,ambient
temperature 20ºC,wind speed 1m/s; Tolerance of Pmax: ±3%;
Measurement Tolerance: ±3%, Pmax According Gamko's official
testing. BIFACIAL OUTPUT-REARSIDE POWER GAIN5%Maximum
Power(Pmax)557W562W567W572W578W Module Efficiency STC
(%)21.53%21.74%21.94%22.14%22.35%15%Maximum power
(Pmax)610W615W621W627W633W Module Efficiency STC
(%)23.58%23.81%24.03%24.25%24.47%25%Maximum
Power(Pmax)663W669W675W681W688W Module Efficiency
STC(%)25.63%25.88%26.12%26.36%26.60% MECHANICAL
CHARACTERISTICSCell typeMonocrystalline PERC 182*91mmNumber of
cells144(6x24)Module dimensions2279*1134*30MMWeight25kgFront
cover3.2mm coated tempered glassFrameAnodized aluminum
alloyJunction boxIP68 rated (3 by pass
diodes)Cable4mm2(0.006inches2),Portrait:
300mm(11.81inches);ConnectorPV compatible TEMPERATURE
CHARACTERISTICSNominal Operating Cell Temperature
(NOCT)45°C+2°CTemperature Coefficients of
Pmax-0.36%/°CTemperature Coefficients of
Voc-0.28%/°CTemperature Coefficients of
Isc-0.05%/°C PACKAGINGStandard
packaging 36pcs/palletModule quantity per
20' container 325pcsModule quantity per 40'
container 720pcs(HQ)Company ProfileGamko
Energy, Solar panel manufacturer. Produce 5W-800W mono and
poly solar panel, flexible solar panel, bi-facial solar
panels. As a professional solar module manufacturer, Gamko
with 7 years experience in production and quality control
since 2017.Gamko also a provider of technical services for solar
power plant (on-grid and off-grid), including technical design,
transport, installation and maintenance.In 2023,
Gamko annual capacity 1.2GW.Gamko modules have been
certified by CE-EMC, CE-LVD, INMETRO, ROHS, JPEA, FCC,
IEC61215,IEC61730, IEC62321,IEC61000, ISO9001, ISO14001,
German EPR,France EPR.KEY FEATURES OF GAMKO SOLAR PANEL:1, High
performance in Low light condition , stable output
from 6am until 6pm. High voltage.2, High efficiency, solar
module up to 23% efficiency.3,Top-corn and Perc technology.4,Three
steps quality control of EL testing, Flash testing. Automatic
production line to avoid hidden cracks.5, Warranty cover all the
solar panel 30 years.If you need the best price, the best quality,
the most secure payment method, GAMKO is your best choice.
Reviews Packaging & ShippingCertifications Our
AdvantagesOur Services: OEM Welcomed Warranty:
30 Years Certifications can be supported Sample for
testing is supported After-Sale Service: 24 Hour-Hot Line for
Consultancy and Technical SupportDelivery time: 15 working
days after receiving payment for one container
FAQ Q1:We like to buy your panels, cause the price is good,
but the price is not most important, I don't like to buy the
trash, how do I know your solar panel have a good quality,
everybody say they are A grade panels, how I can trust
you?A:Firstly, we make new panels not stock panel, we will
providing the flash test report,Series number, Power rates ,
voltage, current all mentioned on the flash test report for
individual solar panel, The stock panel have no any database. You
don't know if they are defective or broken panels. But its not
enough. Please ask Gamko provide the flash test photo and EL photo
for each panel. Q2:It's my first time purchase in China, I'm
worried about the security of my payment. I'm worried about not
being able to deliver on time. I'm worried that the goods I receive
are much less than what I expect, and there is no return
channel.A:Our regular payment is 30% in advance and 70% before
shipment, we accept third party inspection before shipment. We also
accept LC at sight. For some countries, we accept 30% prepayment
and 70% payment against copy of bill of lading.In addition, we also
opened the Trade Assurance of Alibaba platform, STS payment method
of Made-in-China. Customers pay to a third party company, such as
Alibaba and Made in China, and we can only receive the payment
after we submit the bill of lading and other shipping documents
after shipment. Alibaba also provides a channel to apply for a
return even 2 months after receiving the goods , which 100%
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