What is the DoD of your lithium batteries?

Our LiFePO4 batteries typically have a recommended Depth of Discharge (DoD) of 90% or higher.

What is your lead time?

For standard items, the lead time is typically 7-15 days. For larger custom orders or complete systems, it may take 20-30 days.

Can I get a sample before placing a bulk order?

Yes, sample products are available. The sample fee can often be deducted from your subsequent bulk order.

Do you provide technical support after purchase?

Yes, we provide comprehensive support including installation manuals, wiring diagrams, and access to our technical team via email or video call.

Sunplus High Efficiency 445W Solar PV Panel for Residential Solar System

Name: Sunplus High Efficiency 445W Solar PV Panel for Residential Solar System
Brand: SUNPLUS OPTIMUM INC
SKU: 1985328151

Fujian, ChinaSUNPLUS OPTIMUM INC

US$44.50

36-719 Piece

US$40.00

720+ Piece

Product specifications

Sunplus-445W

Sample price:US$50.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Solar Panel

Warranty

25 Years

Model NO.

Sunplus-445W

Number of Cells

108

Application

Residential

Condition

New

Certification

ISO, CE, UL/CSA/TUV

Material

Monocrystalline Silicon

Certificate

UL ,TUV,CSA

Product Name

N-Type Solar Panel

Frame

Anodized Aluminum Alloy

Weight

24kg

Connector

Mc4

Glass

Dual Glass,2.0mm+2.0mm Heat Strengthened Glasss

MOQ

36 Pieces

High Efficiency

23.02%

Battery Cell Type

N-Type Monocrystalline Cell

Product Quality

Tier 1 Quality

Transport Package

Carton

Specification

1762x1134x30mm

Trademark

SUNPLUS

Origin

China

HS Code

8541430000

Production Capacity

500000000000

Key features

High Efficiency Rating: Achieves up to 23.02% efficiency with N-Type Monocrystalline cells.

Comprehensive Warranty: Solar panels include a 25-30 year linear performance warranty.

Global Certifications: Certified by UL, CSA, TUV, IEC, CE, and ISO for international markets.

Durable Dual Glass: Features 2.0mm+2.0mm heat strengthened dual glass for enhanced protection.

Tier 1 Quality: Manufactured in tier-1 factories ensuring top-tier product quality.

Robust Packaging: Shipped in eco-friendly cartons with precision cushioning for damage-free delivery.

Technical Support: Includes installation manuals, wiring diagrams, and email/video call support.

Sample Availability: Sample orders available with fees deductible from subsequent bulk orders.

Company profile

Exhibition ExperienceSelf-brandedExperienced TeamHigh Repeat Buyers Choice

SUNPLUS OPTIMUM INC

Fujian, China

Business Type: Manufacturer/FactoryExport Year: 2015-01-02Nearest Port: Shanghai/XiamenAverage Response Time: ≤8.70hTerms of Payment: LC, T/T, Western Union, etc.International Commercial Terms(Incoterms): FOB, CIF, DDP, EXW

AI-Powered supplier vetting

SummaryXuzhou Futuresolar Co., Ltd is a Chinese manufacturer specializing in photovoltaic products, with notable strengths in R&D and production capabilities. While the company holds ISO 9001 certification, their after-sales support and financial credibility data are ambiguous. The supplier has robust customization abilities, but lacks a presence in overseas markets.

Supplier typeThe supplier is a manufacturer located in China and operates as a limited company. It is not part of any larger company group.

CertificationsThe supplier holds ISO 9001 certification, indicating adherence to recognized quality management standards.

After-Sales capabilityThere is no evidence of a structured corrective and preventive actions mechanism or effective customer complaint handling, raising concerns about after-sales service capability.

R&D capabilityThe supplier has strong R&D capabilities, offering ODM services and having launched new products in the past year.

Production capacityThe supplier has substantial production capabilities, with an annual output of over US$100 million and five production lines.

Customization capabilityThe supplier provides comprehensive customization services, including customization from samples and designs.

Product Q&A

Q:Where is your company located and where are products manufactured?

Our company is registered in the United States. All products are manufactured in a tier-1 factory in China.

Q:Are your products certified?

Yes, we hold relevant international certifications including UL, CSA, TUV, IEC, and CE for key products like solar panels, inverters, and lithium batteries.

Q:Do you have local warehouses in the US or Europe?

Yes, we have both US and EU warehouses to ensure faster delivery.

Q:What is the warranty on your products?

Solar panels have a 25-30 year linear performance warranty. Inverters and lithium batteries have a 5 to 10-year warranty depending on the model. Full system support is also available.

Q:Are your solar panels monocrystalline or polycrystalline?

We primarily specialize in high-efficiency Monocrystalline PERC solar panels, offering better performance in low-light and high-temperature conditions.