Certifications & Quality Standards
Independently tested and certified components for utility-scale and distributed solar PV systems
Certification Documents
Treasol maintains certification and compliance documentation for applicable photovoltaic connection products, including PV connectors, fuse connectors and junction boxes, with certification scope depending on the specific product and certificate.
Certificates are issued to the manufacturer Treasun New Energy Technology Co., Ltd.; Treasol is the brand under which these products are sold. Certificate numbers and PDF copies are provided with quotation documentation for the relevant model.
Quality Control & Testing Procedures
Multi-stage quality control and testing procedures are applied according to product specifications, applicable standards and certification requirements. For the standards involved and the scope each one covers, see the PV connector and solar cable standards reference.
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Incoming Material Inspection
All raw materials including copper contacts, polymer resins, and cable conductors undergo thorough inspection and testing before entering the production line to verify material specifications and quality.
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In-Process Quality Control
Continuous monitoring during injection molding, crimping, assembly, and cable extrusion processes ensures dimensional accuracy, proper contact force, and consistent manufacturing quality.
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Electrical Performance Testing
Depending on the product model and applicable quality requirements, production batches may undergo electrical performance testing including contact resistance, insulation resistance and dielectric withstand testing.
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Environmental Endurance Testing
Environmental testing may include temperature cycling, damp heat, UV exposure or salt spray testing when required by the applicable product specification, certification or validation program.
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Mechanical Testing
Pull-out force testing, insertion/withdrawal cycle testing, impact resistance, and vibration testing confirm the mechanical robustness of connectors and junction boxes in field installation conditions.
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Documentation & Traceability
Complete batch traceability with test reports, inspection records, and certification documentation available to customers for quality assurance and project compliance requirements.