Where are your overseas service centers located?

We have seven overseas branches and service centers in Germany, Spain, Poland, Finland, Thailand, Brazil, and the UK.

What is the module efficiency of the panels?

The module efficiency ranges from 21.51% to 22.28% depending on the specific model.

What is the maximum system voltage?

The maximum system voltage is 1500VDC.

Top Con Half Cell 420W Solar Panels with High Efficiency

Name: Top Con Half Cell 420W Solar Panels with High Efficiency
Brand: Shinefar Solar Co., Ltd
SKU: 2079080955

Zhejiang, ChinaShinefar Solar Co., Ltd

US$0.0799-0.0966

21,460 w

Product profile

Customization

Available

Warranty

25 Years

Condition

New

Model NO.

SF-M18/108420

Certification

EST, ISO, CB, CE, CB Dewa Retie

Material

Monocrystalline Silicon

Weight

20kg

Cable

4.0mm2,300mm

Bypass Diodes

3PCS

J-Box

IP68 Rated

Transport Package

37/31/Pallet, 962/806/40hq

Specification

1722x1134x30 or1722x1134x35mm

Trademark

Shinefar solar

Origin

China

HS Code

854143000

Production Capacity

5000 PCS Per Day

Key features

High Efficiency TOPCon Tech: Features N-type TOPCon technology with efficiency up to 22.28% for superior power generation.

25-Year Warranty Coverage: Comes with a comprehensive 25-year warranty ensuring long-term reliability and performance.

Global Service Network: Seven overseas branches in Europe, Asia, and Americas with a new European base opening in 2026.

Extensive Certifications: Holds ISO, CE, TUV, DEWA, RETIE, and IEC certifications for diverse global market compliance.

Custom Packaging Options: Offers standard pallet packing or bespoke carton packaging to suit specific order sizes.

OEM/ODM Services: Provides OEM and ODM services to meet customized product requirements for international clients.

High Production Capacity: 35,000m2 factory with 3GW annual capacity and 3 automated lines ensuring consistent supply.

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: ≤5.70h

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.