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500W Solar Panels 5-800W Paneles Solares for Home
US$0.075
50,000-499,999 watt
US$0.07
500,000-4,999,999 watt
US$0.065
5,000,000-49,999,999 watt
US$0.06
50,000,000+ watt
Product specifications
GKA500
Sample price:US$180.00/watt.Request sample
Product profile
Customization
AvailableAfter-sales Service
YesWarranty
30 YearsModel NO.
GKA500WNumber of Cells
120 CellsApplication
IndustrialCondition
NewCertification
ISO, CE, RoHS/FCC/IECMaterial
Monocrystalline SiliconModel
500WOpen Circuit Voltage (Voc)
44.11VShort Circuit Current (Isc)
14.47AVoltage at Maximum Power (Vmpp)
36.93VCurrent at Maximum Power (Impp)
13.54AModule Efficiency Stc
23.10%Cell Type
Monocrystalline Topcon 182*91mmModule Dimensions
1909*1134*30mmWeight
21kgFrame
Anodized Aluminum AlloyJunction Box
IP68 RatedStand Packaging
36PCS/PalletModule Quantity1
390PCSModule Quantity
864PCS(Hq)Connector
PV CompatibleTransport Package
Wooden PalletSpecification
1909*1134*30MMTrademark
GAMKOOrigin
ChinaHS Code
8541430000Production Capacity
2gw/YearKey features
30-Year Warranty Coverage: Comprehensive warranty protection for 30 years covering mechanical defects and performance.
High Efficiency TOPCON Cells: Monocrystalline TOPCON cells with 23.10% module efficiency and 500W maximum power.
Rigorous Quality Testing: Includes 3 EL tests and 2 Flash tests during production to prevent cell cracks and hidden defects.
OEM and ODM Services: Full OEM and ODM customization available for models, dimensions, and specifications.
IP68 Rated Junction Box: Durable junction box with IP68 rating and 3 bypass diodes for optimal performance.
Third-Party Inspection Support: Accepts BV, SGS, and other third-party inspections; inspection costs covered for orders over two containers.
24/7 Technical Support: 24-hour hotline available for consultancy and technical support regarding product issues.
Professional System Design: Expert engineers provide design for grid, off-grid, and hybrid systems up to 1.27MW.
Company profile

Business Type: Manufacturer/Factory, Trading CompanyAverage Response Time: ≤4.49h
About Our Factory & Business Background
Address10 #-B-1f, No. 606, Kaifa Avenue, Dagong Sci&Tech Industrial Park, Haian County, Prc, Nantong, Jiangsu, China
Average Lead TimePeak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays
Our Production Capability & Technical Expertise
Main ProductsSolar Panel, Solar System, Solar Inverter, Cable, Solar Bracket, Solar Air Condition, Solar Controller, PV Connector, Solar Refrigerator, Solar Battery
Our Industry Experience & Global Business Record
Main MarketsAfrica, Eastern Asia, Western Europe, Mid East, Eastern Europe
Product Q&A
Q:Why should I choose your company when others offer 10% cheaper prices?
A:
Cheaper panels often use low-efficiency cells without Flash and EL testing, leading to cracks and fire risks. We perform 3 EL tests and 2 Flash tests to ensure quality and safety.
Q:What are the payment terms and security measures for new buyers?
A:
We accept 30% advance and 70% before shipment, LC at sight, or STS payment via Made-in-China. Third-party inspections are accepted before shipment.
Q:Can I arrange for personnel to inspect goods at the factory before shipment?
A:
Yes, we fully cooperate with third-party companies like BV and SGS for on-site testing. For orders exceeding two containers, we cover the inspection costs.
Q:How do I apply for compensation if solar panels have problems after 10 years?
A:
Submit claim sheets with the flash test report and warranty. We provide after-sales service throughout the warranty period.
Q:Why are some Tier 1 solar panels sold at very low prices?
A:
Low prices often indicate fake panels, stock panels with reduced life, or sales by unauthorized traders lacking export permits, which voids warranties and risks confiscation.
Send Inquiry
*To:
Nantong Gamko New Energy Co., Ltd.
Nantong Gamko New Energy Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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