Product Description
1. All coils, which quality is guaranteed by UL certification, are manufactured by Taiwan leading magnet wire companies.
2. All materials are RoHS compliant and environmentally friendly.
3. To reduce the rise of temperatures, high-quality winding, strict manufacturing processes are adopted.
4. Both magnet core and air coil are available.
5. Safety and quality are our top two priorities. The value of inductance is stable.
6. 100% MIT (Made in Taiwan).
7. Customized products are available.
8. Cooperate with customers to develop new products for special functions.
Applicable Industry
Automatic Control Systems
Electronic Equipment
Precision Instruments
Arcade Game Machines
Hi-End & Hi-Fi Audio Industry
Communication Equipment
Household Appliances
Semiconductor Equipment
  • Specifications
  • Outlook
  • Lead Wire Type
  • Dimension

Product Name





Under 50MHz

Applicable safety regulation

ULInsulation Class A (105)B (130)H (180)

or others

Bobbin Type


Terminals (Pins)


Core Type

JFE Ferrite Cores

Iron Dust Cores

JFE 35JG155 (Z11)

JFE Silicon Steel Sheet

China Steel Corporation Silicon Steel Sheet


EI Type

Terminals (Pins)

Lead Wire Type

Magnet Wire

Ordinary Lead Wire

Lead Wire with Tube and Y terminal

Lead Wire with Tube and R terminal






Q. How to buy transformers from Jian Ming?


You are welcome to send us RFQ by email:, then we will provide quotation to you. It will be appreciated to enclose specifications in RFQ, that can help us to facilitate quotation process.



Q. How long and how do I get products?


We will deliver the goods by air or sea depends its weight and quantity. And the trade condition can be EXW, FOB of CIF. Normally the delivery period (produce time and transportation) will be 3 to 4 weeks by air, or 6 to 8 weeks by sea after we got the down payment of the PO.



Q. What's the difference between Jian Ming and other vendors in China? Why do I choose you?


First, Jian Ming Electrical company is in Taiwan. Then, the product's quality and safety are our core value, it's welcome to compare all materials between our products and other China vendors', you will find the difference. Finally, the most important part is if you don't want to suffer the quality and property safety issues in the future, Jian Ming is your best choice!

Inductor EI Type Inductor Terminals (Pins)  
Inductor EI Type Inductor Terminals (Pins)  
Ordinary Lead Wire Lead Wire with Tube and Y terminal Lead Wire with Tube and R terminal
Ordinary Lead Wire Lead Wire with Tube and Y terminal Lead Wire with Tube and R terminal
Magnet Wire    
Magnet Wire    

Dimensions are customized.