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?

Standard items typically take 7-15 days. Larger custom orders or complete systems 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 Cost-Effective 405W Solar Panels for Home to Reduce Electricity Bills

Name: Sunplus Cost-Effective 405W Solar Panels for Home to Reduce Electricity Bills
Brand: SUNPLUS OPTIMUM INC
SKU: 1980754901

Fujian, ChinaSUNPLUS OPTIMUM INC

US$40.50

36-719 Piece

US$35.64

720+ Piece

Product specifications

Sunplus-420W

Sample price:US$42.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Solar Panel

Warranty

25 Years

Model NO.

Sunplus-405W

Number of Cells

108

Application

Residential

Condition

New

Certification

ISO, CE, CSA/TUV

Material

Monocrystalline Silicon

Certificate

UL ,TUV,CSA

Product Name

N-Type Solar Panel

Frame

Anodized Aluminum Alloy

Weight

21.5kg

Connector

Mc4

Glass

Front Glass: 3.2mm(0.13inches) Ar Coating Tempere

MOQ

36 Pieces

High Efficiency

21.5%

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

25-Year Performance Warranty: Linear performance warranty ensuring 97% output in year 1 with ~0.5% annual degradation.

High Efficiency N-Type Cells: Monocrystalline N-Type PERC cells achieving up to 21.5% efficiency for superior power output.

Global Certification Compliance: Certified by UL, CSA, TUV, IEC, CE, and ISO for markets in North America, Europe, and beyond.

Durable Anodized Aluminum Frame: Constructed with 3.2mm AR-coated tempered glass and anodized aluminum alloy for longevity.

US and EU Warehouse Availability: Local stock available in US and EU warehouses for faster delivery and reduced shipping costs.

Comprehensive Technical Support: Free access to installation manuals, wiring diagrams, and expert team via email or video call.

Sample Order Support: Sample products available with fees often deductible from subsequent bulk orders.

Tier 1 Quality Assurance: Manufactured in Tier 1 factories ensuring premium quality and reliability for residential use.

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: ≤5.96hTerms of Payment: LC, T/T, Western Union, etc.International Commercial Terms(Incoterms): FOB, CIF, DDP, EXW

About Our Factory & Business Background

AddressRoom325 C1 Bldg, Baitangyunlu, No. 4501Baitang Town, Hanjiang Dist. Add3, Putian, Fujian, China

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

Our Production Capability & Technical Expertise

Main ProductsSolar Panel, Solar Street Light, Solar System, Energy Storage System

Our Industry Experience & Global Business Record

Main MarketsNorth America, Southeast Asia, Africa, Oceania, Mid East, Western Europe

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 solar panels, inverters, and lithium batteries.

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

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

Q:What is the warranty on your products?

Solar panels come with a 25-30 year linear performance warranty. Inverters and lithium batteries have a 5 to 10-year warranty depending on the model.

Q:Are your solar panels monocrystalline or polycrystalline?

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