EFD20 Flyline-Transformer for LED power supply-Ningbo Pengyuejia Electrical Appliance Co., Ltd.

EFD20 Flyline

EFD20 High-Frequency Transformer Product Description

This product consists of a high-temperature resistant flame-retardant bakelite frame, high-quality enameled copper wire, three-layer insulated wire, and ferrite core with high magnetic flux density. It features high power, small size, high efficiency, wide frequency range, easy installation, low cost, low temperature rise, and excellent electrical performance, enabling long-term effective operation under rated load. It is widely used in various switching power supplies, high-frequency signal transmission, and impedance matching.

Product Model: EFD20 High-Frequency Transformer

Application Range: 1. Switching power supply industry 2. Power and electrical equipment industry 3. Medical equipment industry 4. Communication equipment industry 5. Solar energy and inverter industry 6. Electric vehicle charger industry 7. Vehicle electronic equipment industry 8. Smart home industry 9. Environmental protection equipment industry 10. New energy industry 11. Mechanical equipment industry 12. Household appliance industry 13. Digital product industry 14. Fitness and beauty equipment industry 15. LED lighting industry 16. Frequency converter industry

Production process: Winding → Insulation wrapping → Insertion → Testing → Immersion → Baking → Testing → Labeling → Packing
Operating Environment

2. The installation site altitude shall not exceed 2000m; please accurately calculate the load power and do not overload. Do not short-circuit the output. If there is no output, please power off for one minute before powering on again. Before powering on, please carefully check whether the transformer is connected correctly; strictly prohibit reverse connection of the transformer circuit. 5. In a medium without explosion hazard, and where the medium contains no gas or conductive dust that can corrode metal or damage insulation;

EFD20 High-Frequency Transformer Model List (Partial Products)
Model	Capacity (VA)	Input Voltage	Output Voltage	Overall Dimension LengthWidthHeight (mm)	Pin
EFD20	Produced as per customer's requirements	Produced as per customer's requirements	Produced as per customer's requirements	21*21	4+4
Remarks: 1. The overall dimension is for reference only; customization is available for special requirements. 2. All products in the above table are wound with copper wire; aluminum wire winding requires separate customization and explanation. 3. If customers have special requirements, our company can design and manufacture on their behalf. 4. The above table only lists some of our product models. For more information, please call: +86-13968253027

Customization Instructions

Attention to users when purchasing products:

1. Basic model specifications, capacity, and quantity of transformers.

2. The primary and secondary voltages of the transformer.

3. When providing the initial voltage, also provide the capacity allocation for each voltage, or refer to case studies to select suitable models and specifications of products.

4. The appearance and installation dimensions of our company's products are for reference only. If the size needs to be changed, special instructions can be provided when ordering.