What is the lead time for orders?

The average lead time is within 15 workdays for both peak season and off-season.

50W Mini Poly Panel Solar and Polycrystalline Solar Panel of PV Solar Module 20W-70W

Name: 50W Mini Poly Panel Solar and Polycrystalline Solar Panel of PV Solar Module 20W-70W
Brand: Nantong Gamko New Energy Co., Ltd.
SKU: 780644052

Jiangsu, ChinaNantong Gamko New Energy Co., Ltd.

US$17.40

300-1,759 Pieces

US$16.50

1,760-2,519 Pieces

US$15.80

2,520+ Pieces

Sample price:US$100.00/piece.Request sample

Product profile

Customization

Available

Warranty

30years

Number of Cells

36PCS (9*4)

Model NO.

GKA36P50W

Application

Household, Industial, Agriculture

Condition

New

Certification

ISO, CE, FCC, TUV, RoHS

Material

Polycrystalline Silicon

Weight

4.5kg

Nominal Power

50W

Voltage at Nominal Power(Vmp)

18.0V

Current at Nominal Power(Imp)

2.78A

Module Effiency

13.82%

Transport Package

Cartons & Pallets

Specification

540*670*25mm

Trademark

Gamko

Origin

China

HS Code

854140

Production Capacity

700MW Annual

Key features

30-Year Quality Insurance: Zurich Quality Insurance covers all Gamko solar modules for 30 years.

High Efficiency PERC Tech: Up to 14.93% conversion efficiency using Passivated Emitter Rear Contact technology.

Severe Weather Resilience: Withstands 2400Pa wind load and 5400Pa snow load; certified for salt mist and ammonia.

Low-Light Performance: Advanced glass and surface texturing ensure excellent performance in low-light environments.

PID Resistance: Modules pass PID tests, guaranteeing limited power degradation by PID in mass production.

5 Busbar Cell Design: 5BB solar cell design improves efficiency and offers a better aesthetic appearance.

Strict Quality Control: Includes 2 EL testing and 2 Power flash testing to avoid cell cracking and false welding.

Company profile

Nantong Gamko New Energy Co., Ltd.

Jiangsu, China

Business Type: Manufacturer/Factory, Trading CompanyAverage Response Time: ≤4.72h

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:How can I trust the quality of your solar panels?

We provide new panels, not stock. Each panel comes with a flash test report, series number, power rate, voltage, and current. We also provide flash test photos and EL photos for each panel to ensure quality.

Q:How do you guarantee payment security?

We recommend using Alibaba Trade Assurance Payment to ensure 100% payment security for both parties.

Q:How do you handle warranty claims for broken or defective products?

We purchase quality insurance. For panels bought after October 10, 2018 (barcode GK20181010-GK20191010), if there is a problem, the insurance company covers the loss. We also believe in our quality and offer direct refunds for quality issues.

Q:What is the warranty period for these solar panels?

The warranty period is 30 years, covered by Zurich Quality Insurance for all Gamko solar modules.

Q:What certifications do these solar modules have?

The modules are certified with ISO, CE, FCC, TUV, and RoHS.