How is the delivery time determined?

Delivery time depends on the selected model, quantity, stock status and project requirements. The schedule is confirmed before the order is placed.

Do you supply complete renewable energy systems?

Yes. We can coordinate compatible solar modules, batteries, inverters, controllers and related components according to the application and project requirements.

Can you ship lithium batteries internationally?

Shipment feasibility and required documents are checked according to the battery model, transport method, carrier rules and destination requirements.

Back-Contact 640W-670W Reliable Solar Power Panel for Home System

Name: Back-Contact 640W-670W Reliable Solar Power Panel for Home System
Brand: Xidou Tech (Bejing) Co Ltd
SKU: 2189154462

Beijing, ChinaXidou Tech (Bejing) Co Ltd

US$92.86

35-999 Pieces

US$91.86

1,000-1,999 Pieces

US$91.00

2,000+ Pieces

Product specifications

Model

Output Cable Length

Sample price:US$99.00/piece.Request sample

Product profile

Customization

Available

Number of Cells

144PCS

Application

Industrial

Model NO.

LR7-72HVHF Series

Condition

New

Material

Monocrystalline Silicon

Brand

Longi

Cell Technology

Hpbc 2.0 / Bc Cell

Cell Arrangement

144 (6×24)

Glass

3.2 mm Coated Tempered Glass

Junction Box

IP68

Max System Voltage

DC 1500 V

Operating Temperature

-40°C to +85°C

Power Output Tolerance

0 to +3%

Transport Package

Standard Export Packaging

Specification

IEC Class C Fire Rating

Trademark

LONGi

Origin

China

Key features

HPBC 2.0 High Efficiency: Features HPBC 2.0 back-contact technology with module efficiency up to 24.8%.

High Power Output Range: Offers power ratings from 640W to 670W with a positive power tolerance of 0 to +3%.

Robust Load Resistance: Withstands front-side static loads up to 5400 Pa and rear-side loads up to 2400 Pa.

IP68 Junction Box: Equipped with an IP68 rated junction box for enhanced environmental protection.

Dust-Reducing Frame Design: Special frame design reduces dust accumulation to improve long-term energy yield.

144-Cell Arrangement: Adopts 144 cells in a 6x24 arrangement for optimal performance and structure.

Genuine LONGi Authorization: Xidou Technology holds valid authorization for LONGi products ensuring authenticity.

Company profile

Importers and ExportersPatents AwardedIn-stock CapacityFast Delivery

Xidou Tech (Bejing) Co Ltd

Beijing, China

CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 1 Years CertifiedNearest Port: Shanghai Port, Guangdong PortAverage Response Time: ≤0.49h

About Our Factory & Business Background

AddressN/a, Beijing, China

Plant Area71 square meters

Number of Employees8

Registered Capital11,760,000 RMB

Terms of PaymentLC, T/T, D/P, PayPal, Western Union, Small-amount payment

International Commercial Terms(Incoterms)FOB, EXW, CIF, CFR

Average Lead TimePeak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays

Minimum Order Quantity1

Supply Chain Partners15

Our Production Capability & Technical Expertise

Main ProductsEnergy storage batteries, Solar panels, Inverters, Wind turbines, Transformers, Switchgear

QA/QC inspectors1 people

Inspection Type for Finished Products100% inspection(Visual inspection & Function inspection)

Inspection Method for Finished ProductsHave instructions and uniformly followed

R&D Engineers1 people

Traceability of Raw MaterialsYes

Own BrandYes

Our Industry Experience & Global Business Record

Year of Establishment2006-01-26

Main MarketsDomestic

Repeat Buyers Choice80%~100%

Number of Foreign Trading Staff4

Overseas Agent/BranchNo

New Products Launched in Last yearNo

Our Certifications, Standards & Industry Recognition

Cooperated with Fortune 500No

Product Q&A

Q:What is the maximum system voltage?

The module supports a maximum system voltage of DC 1500V.

Q:What is the warranty coverage?

Warranty and technical issues are coordinated by our team together with the original manufacturer, giving customers access to product-based technical and after-sales support.

Q:Which ports are used for shipping?

Regular shipments are arranged mainly through Qingdao Port and Shanghai Port.

Q:Are certificates available for the products?

Certificate availability depends on the brand and model. Relevant product certificates, test reports and shipping documents can be checked before order confirmation.

Q:What trade terms do you support?

CIF is commonly used. Other trade terms can be discussed according to the product, order quantity and destination.