Gold Member Since 2011
Audited Supplier

Tianjin Grewin Technology Co., Ltd.

Transformer, Current Transformer, Toroidal Transformer manufacturer / supplier in China, offering Electronics Power Supply China with IEC, High Frequency Coils Chokes for PCB, Grewin 5A 1A or 0.333V Current Transformer China and so on.

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Transformer IEC test report [Oct 25,2016]
Transformer IEC test report
Tianjin Grewin Technology Co.Ltd is a professional transformers,curent transformer Outdoor swimming transformer,waterproof toroidal transformer etc. manufacture. We can guarantee "Honesty and Quality" First. 

This IEC approval is very popular in Europe marketing. 

If you have any needs regarding to transformers,contact with :