What is the efficiency of the solar panel?

The solar module achieves up to 23% efficiency using Top-con and Perc technology.

New Design 140W Portable Solar System with Solar Charge Controller for Amazon Ebay

Name: New Design 140W Portable Solar System with Solar Charge Controller for Amazon Ebay
Brand: Nantong Gamko New Energy Co., Ltd.
SKU: 2096235482

Jiangsu, ChinaNantong Gamko New Energy Co., Ltd.

US$48.00

10-99 Sets

US$45.00

100+ Sets

Sample price:US$50.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Yes

Warranty

5years

Model NO.

GKA140W

Condition

New

Certification

ISO, CE, FCC RoHS TUV

Application

Home, Industrial, Commercial

Specification

Normal

Design

Yes

Technical Support

Yes

Transport Package

Cartons and Pallet

Specification

1640*992*35mm

Trademark

Gamko

Origin

China

HS Code

854140

Production Capacity

2000PCS

Key features

Flexible Monocrystalline Design: High efficiency 23% conversion rate with PET material for outdoor and travel use.

30-Year Warranty Coverage: Comprehensive warranty covering all solar panels for 30 years against defects.

Advanced Anti-Backflow Protection: Built-in blocking diodes prevent battery discharge at night and protect circuit boards.

All-Weather Waterproof Capability: Designed for RVs, tents, and outdoor scenes with resistance to snow, hail, and rain.

High Performance in Low Light: Stable output from 6am to 6pm even under low light conditions.

Multi-System Compatibility: One panel supports 12V; two panels support series 24V or parallel 12V systems.

Comprehensive Quality Control: Includes EL testing, Flash testing, and automatic production lines to avoid hidden cracks.

Global Certifications: Certified by CE, FCC, RoHS, TUV, ISO, and IEC standards for international safety.

Company profile

Nantong Gamko New Energy Co., Ltd.

Jiangsu, China

Business Type: Manufacturer/Factory, Trading CompanyAverage Response Time: ≤4.28h

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 flash test reports, series numbers, power rates, voltage, and current for each panel. We also offer flash test photos and EL photos to prove they are new panels, not defective stock.

Q:What are the payment terms and delivery security?

We accept 30% advance and 70% before shipment, LC at sight, or 70% against bill of lading. Third-party inspections are accepted before shipment to ensure security.

Q:How do I request support if the product fails during the warranty?

Email us with the PI number, serial number, PCB board number, and detailed failure description with photos or videos. We submit the case to our after-sales department and provide solutions within 24 hours.

Q:What is the delivery time for an order?

The delivery time is 15 working days after receiving payment for one container, applicable for both peak and off-peak seasons.

Q:Does the solar panel support customization?

Yes, we welcome OEM services and support customization for design and technical requirements.