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Transform high‑voltage input into stable low‑voltage output with zero‑loss design and fast‑track delivery. Ideal for operations managers, technical directors, and procurement specialists in the USA.
Get Free Quote in 24 hImagine a production line halted because a transformer overheats, or a medical device failing certification due to non‑compliant components. The cost of such interruptions can exceed $250,000 per incident.
Discover Our Solution →| Parameter | Range / Options |
|---|---|
| Input Voltage | 300 V – 10 kV AC/DC |
| Output Voltage | 0.5 V – 120 V AC/DC (step‑down) |
| Power Rating | 0.5 kVA – 10 kVA (expandable to 20 kVA) |
| Efficiency | ≥ 98% (typical) |
| Operating Temp. | ‑40 °C – +85 °C |
| Certifications | CE, FCC, RoHS, VDE, GS, ISO 9001 |
| Lead Time (Standard) | 7 days (stock) / 15 days (custom) |
High-voltage-transformers high-power-high-frequency-transformer transformer-for-dc-voltage transformer-specification
“Switching to Xinchangda’s high‑to‑low voltage transformer cut our project lead time from 10 weeks to 7 days and saved us $18,000 on the first batch.” – James L., Procurement Manager, MedTech Corp.
“The custom 5 kV→48 V unit passed FCC certification on the first attempt – a rarity in our industry.” – Linda S., Technical Director, AutoFab Inc.
All products meet CE, FCC, RoHS, VDE, GS, ISO 9001 standards and are backed by a 12‑month warranty.
Start Your Certified Order →Standard stock units ship within 7 days. Custom designs (voltage ratio, enclosure, or winding specification) are normally produced in 15 days after final artwork approval.
Yes. Our R&D team can design transformers to meet IEC 61800, UL‑60950, IEC 60601‑1 (medical), and other sector‑specific requirements.
We support T/T (30% deposit, 70% balance), L/C at sight, and PayPal for smaller quantities. Credit terms (30‑60 days) are negotiable for trusted partners.
Yes. We offer DDP (Delivered Duty Paid) to the USA, Canada, and EU, or FOB from our Shenzhen port. Our logistics team coordinates all documentation.
A dedicated account engineer provides 24/7 technical assistance, a 12‑month warranty, and free replacement for any non‑conformity within warranty period.

Limited Offer: Free engineering sample (up to 1 kVA) for orders placed before May 31, 2026. Stock is limited—act now!
Request Free Sample & QuoteOr reach us instantly via email, WhatsApp, or the form below.
Michael T., Operations Manager, GreenEnergy LLC – “The transformer’s 98% efficiency cut our energy bill by 22% in the first quarter. Delivery was exactly as promised.”
Sarah K., Procurement Lead, AeroTech Inc. – “Xinchangda’s OEM service gave us a compact 5 kV→15 V unit that fit our aircraft cockpit without redesign.”
David L., Technical Director, MedPulse Corp. – “Zero‑defect rate over 12 months. The compliance certificates saved us weeks of paperwork.”
Emily Zhang, Senior Product Engineer
With 12 years of experience in magnetic component design, Emily has led over 300 transformer projects for medical, automotive, and renewable‑energy sectors. She holds a Master’s in Electrical Engineering from Tsinghua University and is a certified ISO 9001 auditor.
Contact: grace01@xinchangdadz.com | Phone: +86 131 2825 6415