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Is Switching Power Supply tested before shipment?
The Pre-Shipment Inspection (PSI) is one of many types of quality control inspections conducted by Shenzhen Sanyi Technology Co., LTD. This inspection is done according to standard QC Test, or based upon customer requirements. Samples are selected and inspected for defects at random, according to these standards and procedures. For us, Pre-Shipment Inspection is an important step in the quality control process and is the method for checking the quality of Switching Power Supply before they are shipped.
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Established years ago, Sanyi has become one of the most effective Chinese manufacturers focused on high-quality 24vac power supply din rail. Sanyi's industrial power supply is various in types and styles to meet the different needs of customers. The raw materials of Sanyi waterproof led power supply are high quality and sourced from premium suppliers. With its shell being the aluminum alloy or ABS, it is lightweight. The product has fine physical properties which are determined by the composition and the strength of the chemical bonds in its ordered internal structure. It is designed to easily meet the worldwide energy requirement.

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