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Accelerate your product launch with custom transformer OEM solutions engineered for audio, medical, new‑energy and industrial applications.
Get Free Quote in 24 hMost US purchasing managers face three critical roadblocks:
According to a 2025 industry survey, 62% of OEM buyers cite “delivery uncertainty” as the top risk factor for new product introductions.
See How We Cut Lead Times by 40%Our 14‑year track record and 5,000 ㎡ factory give you a competitive edge:
| Parameter | Typical Range | Compliance |
|---|---|---|
| Power Rating | 0.5 W – 500 W | IEC 60784‑1 |
| Frequency | 20 Hz – 5 kHz | UL 94 |
| Core Material | Ferrite, Silicon Steel, Amorphous | RoHS, REACH |
| Operating Temp. | ‑40 °C ~ +125 °C | ISO 13485 (Medical) |
Audio Equipment Manufacturer (USA) – Reduced transformer cost by 22% and launch time by 35 days using our custom audio‑crossover OEM.
Medical Device Producer (California) – Achieved FDA‑approved isolation transformer within 28 days; compliance audit passed with zero non‑conformities.
Solar Inverter Supplier (Texas) – Scaled from 10 kW to 150 kW units; our high‑frequency transformer cut board space by 18%.
Download Full Spec Sheet (PDF)Our standard MOQ is 5,000 pieces, but we can accommodate 1,000‑piece pilot runs for design verification.

Yes. Our 10 R&D engineers work with you from concept to production, offering simulation, prototype, and full‑scale OEM/ODM services.
We hold ISO 9001, CE, FCC, RoHS, VDE, CB, GS, and for medical applications ISO 13485 & FDA‑approved isolation standards.
We partner with DHL, UPS, and FedEx for DDP (Delivered Duty Paid) service to the US, providing real‑time tracking and customs clearance support.
A dedicated technical account manager, 24/7 email support, and a 12‑month warranty covering material and workmanship.
Free prototype sample, money‑back guarantee if specifications are not met.
Get a Free Quote – 24 h ResponseOr call us directly: +86 131 2825 6415 / +86 0752‑3388753
Email: grace01@xinchangdadz.com
Linda Patel, Procurement Lead, BrightWave Solar – “Delivered 120 k high‑frequency transformers in 28 days. Our project stayed on schedule and saved $85 k.
Mark Reynolds, Technical Director, AudioPulse Corp. – “The custom audio crossover met our THD‑0.02% target. Xinchangda’s engineering support was outstanding.”
Dr. Emily Chen, R&D Manager, MedTech Solutions – “ISO 13485 compliance was seamless. Our isolation transformers passed FDA audit on the first attempt.”
Trusted by Global Leaders
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All products comply with CE, FCC, GS, CB, RoHS, VDE, ISO 9001, ISO 13485, and other regional standards.