What is the module efficiency?

The module efficiency ranges from 20.90% to 21.48% depending on the model.

Is the junction box waterproof?

Yes, the junction box is IP68 rated.

Factory Price for Full Black Mono 550W Solar Panel PV Module on Hot Sale

Name: Factory Price for Full Black Mono 550W Solar Panel PV Module on Hot Sale
Brand: Shinefar Solar Co., Ltd
SKU: 2146081285

Zhejiang, ChinaShinefar Solar Co., Ltd

US$0.078-0.0889

15,540 W

Product profile

Customization

Available

Warranty

25 Years

Condition

New

Model NO.

SF-M18/144 550W full black

Certification

EST, ISO, CB, CE, CB Dewa Retie

Material

Monocrystalline Silicon

Weight

26.5kg

Cable

4.0mm2,300mm

Bypass Diodes

3PCS

J-Box

IP68 Rated

Used for

Home,Industry, Any Other

Transport Package

37/Pallet, 740/40hq

Specification

2094x1134x30mm

Trademark

Shinefar solar

Origin

China

HS Code

854143000

Production Capacity

5000 PCS Per Day

Key features

25-Year Warranty: Comprehensive coverage for 25 years ensuring long-term reliability.

High Efficiency Cells: Up to 21.48% module efficiency using advanced Mono 182mm cells.

Durable Construction: Features 3.2mm high transparency glass and IP68 rated junction box.

Multiple Certifications: Certified by ISO, CE, TUV, CB, DEWA, RETIE, and SGS for global markets.

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

Advanced Technology: Manufactured using PERC, N-type TOPCon, and HJT solar technologies.

Global Shipping: Fast delivery with 15 workdays lead time in off-peak seasons.

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: ≤5.63h

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.