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Pin Type Power Supply Transformer (Low Frequency)

■ Feature

1. Made of EI type steel sheets, economical and convenient;

2. Widely applicable and suitable for PCB installation.


■ Environmental conditions for use

1. Environmental temperature: -25C~+70C;

2. Relative humidity: not more than 90% at a temperature of 40C;

3. Atmospheric pressure: 860-1060mbar (approximately 650-800mmHg).


■ Operating frequency range

50Hz/60Hz.


■ Insulation heat resistance level

B level (130C).


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■ Typical product performance parameters and dimensions

modelNumber of stitchesRated powerSize (L*W*H)Pin spacing
Needle pitchRow spacing
El35132+31.6W35*27*197.322.3
El35152+32.1W35*28*355\2023.5
El35185+52.5W35*27*33521
El41154+43.5W41*28*334.5\6.528
E|41203+46W41*34*266\928
E|48186+68W48*36*387.528
El48204+410W48*40*368.525.8
E148245+512W48*34*437.530
E|48305+515W48*35*487.629.8



■ Transfmers (50/60HZ)

modelNumber of stitchesRated powerSize (L*W*H)Pin spacing
Needle pitchRow spacing
EI24122+30.2W24*25*19612
EI24153+40.5W24*27*164\622
EI28113+40.6W28*26*265\720
EI28125+50.65W28*26*244.220
EI28133+20.7W28*27*236\1222
El28155+50.8W28*25*274.220
El28185+51.2W28*26*244.220
EI28205+51.5W28*25*274.220




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  • 电话 Tel: 0086-519-83976620

  • 邮箱 Email: liujindong@nfdq.cn

  • 地图 No. 6, Xinxin Intelligent Industrial Park,Changzhou, Jiangsu

About Us

Changzhou Southern Electronic Element Factory Co., Ltd. is located in the city of Changzhou, which has a long history in Jiangsu Province. It is situated in the most active economic area in Yangtze River Delta Centre. The transport is very convenient. Expressway, Fast railways run though it. And it only takes one and half hours to reach Shanghai or Nanjing city. Airplane from here is through to major cities in China.
Changzhou Southern Electronic Element Factory Co., Ltd. was founded in 1989. After several years' development and effort, it has invested and opened up three subsidiary companies, in Yancheng city, Huai'an city in Jiangsu Province, and Lang'xi City in Anhui Province respectively.

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