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High-Efficiency 24V Poly Solar Panel 250W to 280W
US$0.10-0.12
1 Watt
Product profile
Customization
AvailableWarranty
25 YearsApplication
IndustrialModel NO.
SL250-280TU-30PCondition
NewCertification
EST, ISO, CB, CEMaterial
Polycrystalline Silicon1X20'gp
396PCS1X40'hq
924PCSTransport Package
PalletSpecification
1640x992x35mmOrigin
ChinaHS Code
8541402000Production Capacity
700MW/YearKey features
25-Year Power Warranty: Comprehensive 25-year limited power warranty ensures long-term performance reliability.
High Efficiency Cells: 17.29%-19.37% cell efficiency with 0~+5W positive tolerance for maximum energy output.
IP67 Junction Box: Protected junction box with 3 diodes ensures safety and reliability in harsh environments.
Certified Quality: Approved by EST, ISO, CB, CE, TUV, and ETL standards for global market compliance.
Industrial Grade: Designed specifically for industrial applications with high mechanical load capacity.
Company profile

CertifiedBusiness Type: Trading CompanyExport Year: 2019-05-05 CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤0.06h CertifiedTerms of Payment: LC, T/T, D/P, etc. CertifiedInternational Commercial Terms(Incoterms): FOB, CIF, CFR
AI-Powered supplier vetting
SummaryNingbo Sincerelink International Trade Co., Ltd. is a China-based trading company established in 2019, operating from Ningbo, Zhejiang. The supplier presents itself as a one-stop sourcing partner for OEM parts and offers metal fabrication, stamping, casting, welding, machining, extrusion, 3D printing, and surface treatment services, supported by four production lines and stated quality-control staffing of 6–10 people. Its export activity is Europe-focused, with 90% of sales reportedly from exports and stated one-month lead times in both peak and off-peak periods. The available information does not provide certifications, after-sales arrangements, named customer cases, or verified innovation outcomes. The stated 70 m² manufacturing area and five total employees create some operational-scale uncertainty, while the information also contains an inconsistency between total employees and reported quality-control staff.
Supplier typeThe supplier is explicitly identified as a trading company and describes itself as a one-stop sourcing partner for OEM parts. Its listed offerings span engineered components, metal parts, logistics equipment, packaging lines, and robotics-related solutions, indicating a broad sourcing and supply role rather than a narrowly defined manufacturer profile.
R&D capabilityThe supplier reports capabilities including 3D printing for plastic and metal, CNC-related processing, automated packaging lines, robots, smart forklifts, and robot delivery solutions. These offerings provide explicit evidence of exposure to advanced processes and intelligent equipment, although no R&D resources, patents, or documented innovation results are supplied.
Production capacityThe supplier reports four production lines, processing capabilities covering bending, turret punching, welding, polishing, stamping, extrusion, 3D printing, and multiple surface treatments, with one-month stated lead times in both peak and off-peak seasons. Nevertheless, the stated 70 m² plant and five total employees indicate a small disclosed operating footprint, and the reported 6–10 quality-control staff is inconsistent with the total employee figure; capacity is therefore supported but should be verified.
Customization capabilityThe supplier explicitly positions itself as an OEM-parts sourcing partner and lists engineered components, metal forming, stamping, casting, CNC machining, welding, extrusion, 3D printing, and varied surface treatments. This combination directly supports customized component sourcing and processing, although tooling, design engineering, and prototype-management details are not provided.
Product Q&A
Q:What is the warranty period for this solar panel?
A:
The product includes a 12-year limited product warranty and a 25-year limited power warranty.
Q:What certifications does the solar panel have?
A:
It is certified by EST, ISO, CB, CE, TUV, ETL, and PV cycle standards.
Q:What is the maximum power output range?
A:
The maximum power ranges from 250W to 280W with a positive tolerance of 0~+5W.
Q:What are the dimensions and weight of the module?
A:
The module size is 1640*992*35mm, and the weight per piece is 18.60KG.
Q:What is the lead time for production?
A:
The average lead time is one month for both peak and off-season periods.
Send Inquiry
*To:
Ningbo Sincerelink International Trade Co., Ltd.
Ningbo Sincerelink International Trade Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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