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Power your audio, medical, renewable‑energy, and industrial projects with premium transformers that meet the toughest US standards.
Get Free Quote in 24 hResult: Your projects miss deadlines, budgets overrun, and product reliability suffers.
Discover the solution →| Parameter | Typical Range | Unit |
|---|---|---|
| Operating Frequency | 50 kHz – 2 MHz | Hz |
| Power Rating | 5 W – 150 W | W |
| Efficiency | ≥ 95 % | % |
| Temperature Rise | ≤ 30 °C @ full load | °C |
| Compliance | CE, FCC, RoHS, UL, ISO 9001 | - |
Hf-transformers high-frequency-step-down-transformer high-voltage-high-frequency-transformer 63-kva-dry-type-transformer-price
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“Switching to Xinchangda cut our transformer lead‑time from 45 days to 9 days and reduced unit cost by 22 %. The ISO‑9001 audit was flawless.” – John M., Procurement Director, MedTech USA
Certificates: CE, FCC, RoHS, GS, CB, VDE, ISO 9001, ISO 13485, UL, HACCP/GMP.
MOQs start at 1,000 pieces for standard specs; for fully custom designs the MOQ is 500 pieces.
Yes. Every shipment includes full FCC, UL, and CE test certificates as part of the compliance package.
We accept T/T 30 % deposit, 70 % sight L/C at sight, or PayPal for samples (up to $2,000 USD).
All products carry a 12‑month warranty. Our 24/7 technical desk (US + CN) provides remote troubleshooting and on‑site assistance when required.
Absolutely. We can ship DDP to any US fulfillment center, handling customs clearance and labeling per Amazon/FBA standards.

Limited‑Time Offer: Free engineering sample (up to 5 W) for orders placed before May 15 2026. No‑risk, no‑obligation.
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Emily R., Senior Buyer – GreenTech Solutions
“The 150 W high‑frequency transformer arrived in 8 days, fully tested, and reduced our inverter’s heat loss by 18 %. The ROI was realized within 3 months.”
Michael L., Operations Manager – AudioPro USA
“Xinchangda’s custom winding service let us hit our target THD of 0.015 % without redesigning the PCB. Delivery was on‑time and the price 20 % lower than our previous supplier.”
Sarah K., Procurement Lead – MedEquip Corp.
“We needed CE‑marked, sterilizable transformers for a new MRI accessory. Xinchangda delivered compliant units within two weeks and provided full documentation for FDA filing.”
David Chen, Ph.D. – Senior Magnetic‑Component Engineer with 18 years of R&D experience in high‑frequency power conversion. Former lead designer for a Fortune‑500 medical‑device OEM and current Technical Director at Huizhou Xinchangda Electronic. Published 12 peer‑reviewed papers on ferrite core optimization and holds 4 patents in transformer miniaturization.
Contact: grace01@xinchangdadz.com | Tel: +86 131 2825 6415