Electrical Supply Toroidal Transformer With Iso9001

We have been able to manufacture and supply a wide range of Electrical Supply Toroidal Transformer With Iso9001 in Tianjin, Tianjin, China.

2. Test process
1 .No-load test (included no-load voltage,no load current and no load loss)
2. Inductive voltage test
3. Load test (load voltage and temperature rise
4. Temperature rise test .
5.Insulated resistance
6.Hi-pot test
7.Leakage indutance test
8.DC resistance test
9.Surface inspection.

3.customized audio toroidal transformer and solar energy transformer Application:
1)
1. audio equipment
2. electric control
3. computer
4. solar device
5.telecommunications
6.high-end and middle-end vedio etc

2). Advantages:

1.High quality 100% copper core

2.a full range of toroidal transformer
3.Specially sales and technical services:5-10Years

4.With 14 years' producing history in transformer induatry

5.our company have cooperated with many customers around the world and gained good reputation at home and abroad.

3).Note
The above-mentioned toroidal transformer is frequently-used, we can also manufacture the products by customer design. And the specification is for reference, if has the change further, please take the material object as the standard.

4).GREWIN'S Dimension :
External diameter: 40mm-300mm, height :13mm-130mm, Efficiency: 75-98%
we can design the appropriate products according to customers' requirments such as installation dimension, input and output voltage,power...etc.