What is the efficiency of the solar cells used?

The module efficiency reaches up to 23% using a-Grade monocrystalline silicon cells.

What is the hailstone resistance capability?

The panels can withstand 25mm hailstones impacting at a speed of 23m/s.

Do you provide technical support after purchase?

Yes, we offer technical guidance as part of our after-sales service.

Longi Solar Panel Factory Dual Glass Solar Panels 585W-620W Solar Panels for Project

Name: Longi Solar Panel Factory Dual Glass Solar Panels 585W-620W Solar Panels for Project
Brand: Anhui Sunrange New Energy Technology Co., Ltd.
SKU: 2176489035

Anhui, ChinaAnhui Sunrange New Energy Technology Co., Ltd.

US$0.12

22,000-219,999 watt

US$0.11

220,000-2,199,999 watt

US$0.08

2,200,000+ watt

Sample price:US$0.12/watt.Request sample

Product profile

Customization

Available

After-sales Service

Technical Guidance

Warranty

30 Years

Model NO.

LR7-72HGD585~620M

Number of Cells

144

Application

Industrial

Condition

New

Certification

EST, ISO, CB, CE

Material

Monocrystalline Silicon

Frame

Anodized Aluminum Alloy Frame

Glass

Dual Glass,2.0+2.Omm Heat Strengthened Glass

Panel Efficiency

23%

Dimension (Lxwxh

2382*1134*30mm

Weight

33.5kg

Packaging Configureation

36PCS/Pallet720PCS/40hq

Solar Cell

a-Grade

Type

Half Cell,Double-Glass,Hbc

Efficiency

23%

Max.Power

620W

Transport Package

Carton

Specification

2382*1134*30mm

Trademark

Longi

Origin

Anhui, China

HS Code

8541430000

Production Capacity

50000 Piece/Day

Key features

30-Year Warranty: Comprehensive 30-year warranty coverage for long-term reliability.

High Efficiency Cells: Up to 23% module efficiency using a-Grade monocrystalline silicon cells.

Dual Glass Design: 2.0+2.0mm heat strengthened dual glass for enhanced durability.

Robust Mechanical Loading: Front side 5400Pa and rear side 2400Pa static loading capacity.

Hailstone Resistance: Certified to withstand 25mm hailstones at 23m/s impact speed.

Multiple Power Options: Available in 8 models ranging from 585W to 620W maximum power.

Global Certifications: Certified with EST, ISO, CB, and CE standards for international markets.

Technical Support: Professional technical guidance available for after-sales service.

Company profile

Importers and ExportersLow MOQCustomization from DesignsODM Services

Anhui Sunrange New Energy Technology Co., Ltd.

Anhui, China

Business Type: Manufacturer/Factory, Trading CompanyAverage Response Time: ≤3.49h

AI-Powered supplier vetting

SummaryAnhui Sunrange New Energy Technology Co., Ltd. is a China-based limited company identified as both a trading company and manufacturer/factory. It offers solar panels, inverters, lithium batteries, solar systems, and mounting systems, and states that it provides PV system design, engineering, installation, and after-sales services. Evidence supports professional technical capability, 3D design, ODM, and customized design services. Production information includes lithium battery capacity of 720,000 pieces annually and an export sales share of 90%. However, the supplier reported only one R&D engineer and no new products during the last year. A clear customer-complaint procedure exists, but no written corrective and preventive-action procedures or records were identified. Audit details are provided, but the evaluation result and audit type do not establish certification holding or customer case experience. Financial information is present only as year references, without sufficient performance indicators.

Supplier typeThe supplier is identified as both a trading company and manufacturer/factory, with a limited-company structure. Its stated business and product scope covers solar panels, inverters, lithium batteries, solar systems, mounting systems, electrical equipment, and related technical services.

After-Sales capabilityThe supplier states that it provides after-sales service through professional system engineers and EPC installer teams. It also reports a clear customer-complaint handling procedure with followed records, although no written corrective and preventive-action procedures or records were available.

R&D capabilityThe supplier is identified as a professional technical supplier and offers 3D software design, ODM, and customized design services. Innovation evidence is limited because it has one R&D engineer and launched no new products during the last year.

Production capacityThe supplier is classified as a manufacturer/factory and states that it produces reliable system products. It reports annual lithium-battery productivity of 720,000 pieces and offers several solar-energy product categories, supporting production capability for these products.

Customization capabilityThe supplier explicitly provides customization from designs and full customization, supports 3D software design, and offers ODM services. It also states that it can design professional PV system solutions, indicating capability to tailor system solutions to customer requirements.