Made in Taiwan · Since 1979
Taiwan Transformer Manufacturer
Low-frequency, toroidal, HF and audio transformers, inductors and filters — plus electromagnet design & OEM. 47 years of building to your spec.
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Low-frequency transformers
Under 25VA to above 2KVA — pin, wire-lead, toroidal
HF transformers & power
Flyback, forward, BMS, USB PD charging
Electromagnet design & OEM
Push-pull, holding, locks — built to force & stroke
Inductors & EMI filters
Power inductors, chokes, air coils
One-stop OEM / ODM
Power, HMI, firmware, approvals, production
Magnetics Lab
Interactive transformer, electromagnet & EMI sims
Why YINNAN
Made in Taiwan
Designed, wound and tested in Taiwan
Built to spec
Voltage, power, size and leads to order
Global approvals
Designed to UL, CE, PSE, VDE and more
Sample to volume
From requirements to samples to production
FAQ
What does YINNAN manufacture?
Founded in 1979, YINNAN manufactures low-frequency, toroidal, high-frequency and audio transformers, power inductors, common-mode chokes and EMI filters, air coils, power supplies and chargers, and offers electromagnet design and OEM/ODM services.
Where are YINNAN transformers made?
YINNAN low-frequency transformers are made in Taiwan — design, winding and testing are all done in Taiwan.
Can you build transformers to our specification?
Yes. Input/output voltage, VA rating, size, mounting and lead style can all be designed to your needs; small batches can be evaluated.
Does YINNAN make electromagnets?
Yes. YINNAN designs and manufactures push-pull and rotary solenoids, holding electromagnets, electromagnetic locks and valve coils as OEM/ODM, customized for voltage, force, stroke and duty cycle.
Have a specification to quote?
Send voltage, power, quantity and application — we will reply promptly.