Cost-Effective Photovoltaic Solutions for Large-Scale Solar Plants

• Customization: Available
• Material: Crystalline Silicon
• Form of Expression: Building material Type
• Model NO.: QSGF-1
• Application: Photovoltaic Venues, Greenhouse, Sun-shading Device, Curtain Wall, Roof
• Power Tolerance: 0~+3W / 0~+5W / ±3%
• Module Efficiency: 23%+
• Cell Type: Monocrystalline / Polycrystalline
• Voc (Open Circuit Voltage): Customization
• Isc (Short Circuit Current): Customization
• Vmp (Voltage at Pmax): Customization
• Imp (Current at Pmax): Customization
• Connector: Mc4 Compatible
• Degradation: First Year ≤1.0% Annual ≤0.4% (Linear)
• OEM / ODM Service: Available
• Project Support: Yes
• Sample Available: Yes
• Suitable: Residential / C&I / Utility
• Brand / Logo Customization: Supported
• Product Warranty: 12 Years / 15 Years
• Transport Package: Wooden Box
• Specification: customized
• Trademark: QS
• Origin: Linyi City, Shandong Province
• HS Code: 8541420000
• Production Capacity: 5000PCS/Year
• Package Size: 220.00cm * 150.00cm * 18.00cm
• Package Gross Weight: 98.000kg

Product Description

Product Description

Solar panel

With 20 years of industry experience, we specialize in manufacturing large-scale power equipment and new energy products that meet national standards. 

Our solar panel series adopts independently developed high-efficiency photovoltaic technology and high-quality materials, strictly follows international production standards, and has passed multiple authoritative certifications such as TUV, CE, IEC, etc., to meet the energy needs of different scenarios.

Global leading provider of smart energy solutions

Solar panel

*15 year double glass product craftsmanship warranty

*30-year linear power output guarantee

*High-transmittance and low reflection

*Inspection:GB15763.2-2005.1S09050

*High output-power: conversation efficiency is 18%-22%

*IP 68 it can be used in the outdoor iron environment

*First-year attenuation <0.8%, 25-year power ≥90.2%

*High efficiency:A+ grade cells + 144-piece MH half-cut tech: boosts output, cuts energy loss.

Specification

Global leading provider of smart energy solutions

Note that the above parameters apply solely to standard versions of the product. For additional technical specifications, feel free to consult our team.

Product Display

Production Process

Intelligent production

1. Intelligent Raw Material Inspection
AI visual inspection for crystalline silicon cells (conversion efficiency ≥23.5%) and tempered glass (light transmittance ≥91.5%), with 0.01mm precision and over 99.8% raw material qualification rate.

2. Intelligent Solar Cell Sorting
100% defect screening via EL tester at 1200 pcs/hour; voltage deviation within ±0.02V for cells in the same group to reduce power loss.

3. Automatic Lamination & Curing
Lamination at 145±2℃ with vacuum ≤10Pa, achieving 99.9% lamination qualification rate to ensure component structural stability.

4. Automatic Frame Assembly
Robot precise gluing and framing with 0.1mm accuracy, reaching IP65 protection level and complying with IEC 61215 standard.

5. Intelligent Final Testing & Grading
IV tester checks key parameters at 30 units/hour; grading by power deviation with 99% warehousing accuracy.

Company Profile

SHANDONG QIANSHENG

Basic Profile:

Favorable natural setting; founded amid China's rapid economic growth.

Covers over 16,000 stere ; employs nearly 100 staff, including 21 professional managers and 16 senior & intermediate technicians, with 80% holding college or higher degrees.

Business philosophy:

Integrity-based, Technology-driven Industrial Prosperity, Industrial Development for National Rejuvenation, Sustainable Growth, Customer Satisfaction.

Tenet: Safe Production, Quality First.

Certifications & Qualifications:

Holds ISO9001:2000 Quality Management System Certification, Environmental Management System Certification, Occupational Health and Safety Management System Certification, CCC and CQC product certifications. Possesses Class II General Contracting Qualification for Electric Power Construction, and Class II Qualification for Power Equipment Installation, Maintenance & Testing.

SHANDONG QIANSHENG

Shandong Qiansheng Power Equipment Engineering Co., Ltd. is an experienced power equipment manufacturer with over 20 years of industry expertise, serving global markets with reliable power distribution and new energy solutions.

Our product range includes ring main units, distribution cabinets, transformers, photovoltaic panels, energy storage systems, and inverters, all manufactured under strict quality control and compliant with relevant standards.

We support standardized and customized solutions, ensure stable quality and on-time delivery, and focus on long-term cooperation with overseas partners.

Packaging & Shipping

Special personnel are assigned to ensure the efficiency of cargo transportation.

For power equipment and project-based orders, we support FCL and LCL shipments by sea, as well as air freight for urgent requirements.

Trade terms such as FOB, CIF, and DDP are available upon request. All products are packed in export-standard wooden cases or pallets to ensure safety during international transportation. Delivery time depends on production schedule, shipping method, and destination port.

FAQ

What the customers are most concerned about?

1. What is the response time?

Initial response within 24 hours. Solutions are usually provided within 48–72 hours.

2. How do you identify the fault?

We check fault codes, system logs, wiring, parameters, and on-site photos or videos.

3. Do you support software upgrades?

Yes. Firmware/software upgrades and system optimization are supported for ESS and EV chargers.

4. Is the warranty valid worldwide?

Yes. Warranty is linked to the product serial number. Local labor and logistics costs may vary.

5. What information is needed for support?

Product model, serial number, order number, fault description, and site photos or videos.