What is the temperature coefficient of this panel?

The temperature coefficient is low at 0.34%, which helps maintain power generation performance.

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550W High Efficiency Monocrystal Solar Panel Half Cell Solar Energy Panel

Name: 550W High Efficiency Monocrystal Solar Panel Half Cell Solar Energy Panel
Brand: ZHEJIANG LANXIANG ELECTROMECHANICAL CO., LTD
SKU: 2061585285

Zhejiang, ChinaZHEJIANG LANXIANG ELECTROMECHANICAL CO., LTD

US$116.00-196.00

50 Pieces

Sample price:US$116.00/piece.Request sample

Product profile

Customization

Available

Warranty

25 Years

Number of Cells

72pcs

Model NO.

DE21M(18)

Application

Industrial

Condition

New

Certification

Material

Monocrystalline Silicon

Max Power

550W

Max Voltage

31.6V

Transport Package

Wooden Box

Specification

2384*1096*35mm

Trademark

Lanyoung

Origin

China

HS Code

85414020

Production Capacity

999

Key features

High Efficiency Module: Efficiency reaches 21.5% using 182mm silicon wafer and dense array technology.

25 Years Warranty: Comprehensive 25-year warranty coverage for long-term reliability.

High Reliability Design: Innovative non-destructive cutting reduces cracking risk; passes 5400PA mechanical load test.

Low Temperature Coefficient: Only 0.34% coefficient ensures better power generation in high-temperature environments.

Shadow Resistance: Unique version design with MBB technology improves optical utilization and resists shadow blocking.

Cost Effective: Effectively reduces system BOS costs and achieves lower cost per kWh.

Flexible Customization: Supports full customization, minor customization, and flexible customization options.

CE Certified: Product holds CE certification ensuring compliance with safety standards.

Company profile

ODM ServicesOEM Services

ZHEJIANG LANXIANG ELECTROMECHANICAL CO., LTD

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 3 Years CertifiedNearest Port: Ningbo PortAverage Response Time: ≤5.41h

AI-Powered supplier vetting

SummaryThe supplier manufactures and sells photovoltaic equipment, motors, pumps, fans, environmental-protection equipment, and fishery machinery. It reports three production lines, in-stock capacity, overseas warehouse capability, 100% finished-product inspection, raw-material traceability, ODM services, and OEM services for well-known brands. It states peak- and off-season lead times within 15 working days and exports to Africa, Southeast Asia/Mideast, and Europe. However, it has no valid manufacturing-capacity contract with related subcontractors, no overseas agents or branches, no overseas showroom, and no written procedures or records for inspection, supplier assessment, corrective actions, or complaint handling. Certification information and customer cases are not provided. Financial information is only represented by year labels, without assessable financial metrics.

Supplier typeThe supplier is a manufacturer and seller of mechanical and electrical equipment, with stated activities covering photovoltaic equipment, motors, pumps, fans, environmental-protection equipment, and fishery machinery. Its company description specifically identifies pumps, motors, fans, and related equipment as its main products.

R&D capabilityThe supplier states that it conducts product research and development and provides ODM services. However, it reports no available SDK, and no further evidence such as patents, dedicated R&D resources, or documented development outcomes is provided.

Production capacityThe supplier reports three production lines, annual output above the stated threshold, inventory capability, a 15-working-day peak and off-season lead time, 100% finished-product inspection, and raw-material traceability. Production-capacity verification is weakened because there is no valid manufacturing-capacity contract with its related subcontractors, while inspection and corrective-action documentation is incomplete.

Customization capabilityThe supplier explicitly offers customization from samples and ODM services, demonstrating support for product customization and original design manufacturing. No SDK is available, which limits evidence of software or platform integration capability but does not negate the stated hardware customization services.