EE EFD Series Electronic High Frequency SMD Lighting Transformer Switching Mode Power Supply 120V 0.5W 220V Alarm Auto Flyback Ferrite Core Transformer

2. Special designs are also available to meet customers' requirements.

Power Capacity Chart:
Power range (W)Core type using N67* grade material
<5RM4; P11/7; EF12.6; U10
5-10E(F)16; RM5; P14/8
10-20RM6; E(F)20; P18; U15; EFD15
20-50RM8; P22; RM10 ETD29; E25; EFD20
50-100ETD29; ETD34; RM12; P30; EFD25
100-200ETD34; ETD39; ETD44; P36; E30; E42; EFD30
200-500ETD44; ETD49; E55
>500ETD54; ETD59; E65
PQ20. PQ32. PQ35 etc.

The power capacity of each core type varies due to differences in topology, operating frequency and temperature, flux density, and material grade.

 

About Us

Shenzhen Yiyi Technology Co., Ltd. Is located in Gongming, Shenzhen. It is a professional design and manufacturing supplier integrating R&D, design, production and sales of magnetic electronic components such as power transformers, audio transformers, high-frequency transformers, inductors, and various 3C electronic products. Yiyi Technology has a strong and professional R&D team responsible for design and development and more than 10 years of manufacturing experience. Its products include transformer filters, inductors, electronic coils, transformer ballasts and other electronic products. 


The company has passed IS09001-2000 Quality system certification and 14000 environmental safety certification, all products comply with SGS environmental certification standards, our products can be manufactured in accordance with UL, cUL, VDE and CE, and when needed, with accumulated experience and technical force, I am sure To provide customers with high-quality products and a full range of services. Some products have passed the national CQC certification and EU testing and certification products.


Products are widely used in various power communication system equipment, charging piles, automotive inverter power supplies, network monitoring equipment, medical equipment equipment, industrial automation equipment, security intelligent monitoring, LED display screens, luminous lighting systems, engineering lighting systems, and instrumentation. The company has large production bases. The Shenzhen production line occupies an area of 8, 000 square meters, and Longyan, Fujian has 15 automated production lines and multiple automatic winding machines. Complete body and testing equipment. There are more than 300 employees and more than 20 senior engineers. The products adopt high-quality raw materials, mature manufacturing technology and multiple inspection procedures, which provide greater product reliability and provide a strong guarantee for product quality. The company has more than 10 series products, produces more than 200 varieties of series products, and has a daily production capacity of 200, 000 pieces. 



 

Kindly Reminder:

1. About the SAMPLES. Please provide specific specifications or sample material, we will evaluate your products, design and produce samples.
2. About PRICE. Transformers are custom products, due to the different materials and design, even if the same model, the price is not the same. The price also depends on the complexity of the  parameters and the amount of orders.
3. About SHIPPING. Samples in 3-5 days; mass production in 7-15 days.
4. Packaging, logistics, according to the specific requirements of the purchase and sale contracts.


Welcome to contact us:
Name: Alex

Shenzhen Yiyi Technology Co.,Ltd

Add: 501, No.11, Lane 1, NanZhuang New Village, XinZhuang Community,