What is the efficiency of the solar panel?

Module efficiency ranges from 22.02% to 22.79%.

Is the junction box waterproof?

Yes, the junction box is IP68 rated.

Where are the overseas service centers located?

Service centers are located in Germany, Spain, Poland, Finland, Thailand, Brazil, and the UK.

Best Selling for Topcon Double Glass Full Black Solar Panel 445W for Solar System

Name: Best Selling for Topcon Double Glass Full Black Solar Panel 445W for Solar System
Brand: Shinefar Solar Co., Ltd
SKU: 2147532815

Zhejiang, ChinaShinefar Solar Co., Ltd

US$0.08-0.09

18,130 W

Product profile

Customization

Available

Warranty

30 Years

Number of Cells

108

Model NO.

SF-M18/G108-445W full black

Application

Agriculture

Condition

New

Certification

EST, ISO, CB, CE, CB Dewa Retie

Material

Monocrystalline Silicon

Weight

21.3kg

Cable

4.0mm2, 300mm

Bypass Diodes

3PCS

J-Box

IP68 Rated

Transport Package

37/Pallet, 962/40hq

Specification

1722x1134x30mm

Trademark

Shinefar solar

Origin

China

HS Code

854143000

Production Capacity

5000 PCS Per Day

Key features

30-Year Warranty: Comprehensive coverage for 30 years ensuring long-term reliability.

High Efficiency Cells: Up to 22.79% module efficiency using 108 mono 182x91mm cells.

Global Service Network: Seven overseas branches in Europe, Latin America, and Asia.

IP68 Rated Junction Box: Superior dust and water protection for harsh environments.

OEM and ODM Services: Full customization support for branding and design requirements.

Advanced Manufacturing: 3GW annual capacity with 3 automated lines and 5 quality checks.

Comprehensive Certifications: ISO, TUV, CE, DEWA, RETIE, and SGS extreme testing approved.

Flexible Packaging: Standard pallet or bespoke carton options for specific order sizes.

Company profile

High Repeat Buyers ChoiceOverseas WarehouseRaw-Materials TraceabilityOverseas Agent/Branch

Shinefar Solar Co., Ltd

Zhejiang, China

Business Type: Manufacturer/Factory, Group Corporation CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableAverage Response Time: ≤5.82h

AI-Powered supplier vetting

SummaryThe supplier is identified as a photovoltaic equipment and module manufacturer with battery, electronic-component, and related energy-product activities. It reports advanced production facilities covering over 3.5 hectares and annual module capacity of 3GW, with PERC, N-type TOPCon, and HJT products. Evidence supports broad customization, ODM, OEM for recognized brands, recent new-product activity, documented service procedures, and overseas warehouse and showroom capabilities. ISO9001:2015, ISO14001, and ISO45001:2018 certifications are reported. However, the supplier lacks in-stock service capacity and has no valid contract with associated subcontractors for manufacturing capacity. Customer-specific cases and independently verifiable financial information are not sufficiently documented in the provided slices.

Supplier typeThe supplier operates across photovoltaic equipment and component manufacturing and sales, battery manufacturing and sales, electronic components, and professional or technical services. Its company description specifically identifies it as a photovoltaic module manufacturer with PERC, N-type TOPCon, and HJT module offerings.

CertificationsThe supplier reports holding ISO9001:2015, ISO14001, and ISO45001:2018 certificates. These explicitly demonstrate certifications covering quality, environmental, and occupational health and safety management.

After-Sales capabilityThe supplier has documented procedures and followed records for handling customer complaints and for corrective and preventive actions, supporting a structured service process. It also reports overseas warehouse and showroom capabilities, but separately states that it has no in-stock service capacity.

R&D capabilityThe supplier reports new products during the past year, provides ODM services, and supports multiple forms of design customization. However, it reports no available SDK, which limits the demonstrated scope of its R&D integration capability.

Production capacityProduction evidence includes extensive photovoltaic automation equipment, standardized finished-product inspection instructions, facilities exceeding 3.5 hectares, and annual module capacity of 3GW. The absence of a valid contract between the factory and associated subcontractors is a documented manufacturing-governance weakness.

Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, minor customization, and flexible customization. These capabilities are stated both for design services and in the equipment or production context, providing direct evidence of broad customization coverage.