Designed for audio, medical, new‑energy & industrial applications – perfect for Purchasing Managers & Technical Directors in the USA. 1. Sky‑high unit cost – Most suppliers charge 20‑30 % above market average, eroding your
“Xinchangda’s HF transformers cut our component cost by 28 % and the first batch arrived in 10 days – on time for our product launch.”
“Zero EMI issues after switching to their custom ferrite cores – our medical devices passed FDA inspection on the first try.”
Certificates & Compliance: CE, FCC, RoHS, UL, VDE, ISO 9001, ISO 13485 (Medical), CB, GS, SAA.
Frequently Asked Questions
What is the typical lead time for a custom HF transformer?
Standard OEM orders are shipped within 2‑3 weeks after design approval. Express prototypes can be delivered in 10 days.
Can you provide CE and FCC certification for the transformers?
Yes. All units are manufactured under ISO 9001 and are tested to meet CE, FCC, RoHS, UL and other regional standards.
Do you offer volume discounts for large orders?
Discount tiers start at 5 % for 10 k pieces, up to 18 % for orders exceeding 100 k units. Custom pricing is provided upon request.
What logistics options are available for US deliveries?
We support air freight (DAP, DDP), sea freight (FOB), and express courier (UPS, DHL). Our logistics team handles customs clearance and provides real‑time tracking.
Is after‑sales technical support included?
All orders include a 12‑month warranty and 24/7 technical support via email, phone, or WeChat/WhatsApp.
Limited‑Time Offer: Free Engineering Sample & 5 % Discount on First Order
Order before 30 April 2026 and receive a fully functional HF transformer sample at no cost, plus a 5 % price reduction on your initial purchase.
Or call us directly: +86 131 2825 6415 (WeChat/WhatsApp available)
What Our US Clients Say
Emily R., Operations Manager, GreenEnergy Solutions
“The custom HF transformer reduced our inverter size by 18 % and saved $12 k in material costs. Delivery was 2 weeks ahead of schedule.”
Michael T., Senior Engineer, SoundWave Inc.
“Excellent technical support – the engineers helped us tweak the winding pattern for a 0.3 dB noise improvement.”
Sarah K., Procurement Lead, MedTech Corp.
“Compliance documentation was flawless; we passed FDA audit without a single comment.”
About the Author
Alex Chen, Ph.D. – Senior Magnetic‑Component Engineer with 12 years of experience in HF transformer design for the automotive and medical sectors. Published author in IEEE Magnetics Letters and regular speaker at the International Power Electronics Conference.
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Certificates & Compliance: CE, FCC, RoHS, UL, VDE, ISO 9001, ISO 13485 (Medical), CB, GS, SAA.