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For Purchasing Managers, Technical Directors & Operations Leaders who wrestle with high‑price, low‑quality transformers, our factory‑direct step‑up solutions cut costs by up to 35 % while guaranteeing IEC‑type compliance.
Data point: A 2025 industry survey of 420 US manufacturers showed that 62 % cite transformer cost as the top barrier to scaling new‑energy lines.
| Parameter | Typical Range | Unit |
|---|---|---|
| Power Rating | 0.5 kVA – 500 kVA | kVA |
| Primary Voltage | 120 V – 480 V | V |
| Secondary Voltage | 240 V – 10 kV | V |
| Efficiency | ≥ 96 % | % |
| Temperature Rise | ≤ 55 °C | °C |
Standard stock units ship within 5 days. Custom OEM designs (winding ratio, enclosure, certification) are delivered in 10‑14 days after final artwork approval.
Yes. Our certification team works with accredited labs to issue CE, UL, and FCC test reports for any power rating up to 500 kVA.
Prototype runs start at 5 units with a 20 % discount on the unit price. Free engineering consultation is included.
We accept T/T (30 % deposit, 70 % balance), L/C at sight, and PayPal for orders under $5,000. Credit terms (Net 30) are available for vetted accounts.
Our 24/7 technical hotline, on‑site service contracts, and a 2‑year warranty (extendable to 5 years) guarantee rapid response and spare‑part availability.
Limited‑time offer: Free engineering sample (up to 5 kVA) shipped within 48 hours. No‑risk, money‑back guarantee if specifications are not met.
Mark T., Procurement Lead – GreenPower Inc.

“The step‑up transformer cost was 32 % lower than our previous vendor, and the delivery arrived in 6 days. The quality is evident – zero failures after 12 months of operation.”
Susan L., Operations Manager – MedEquip Corp.
“Xinchangda’s CE‑certified 30 kVA unit passed our internal audit on the first try. The engineering team answered every technical question within hours.”
David K., Technical Director – AutoFab Ltd.
“We needed a custom 1:15 voltage ratio for a high‑speed motor drive. Xinchangda delivered a perfectly matched transformer, cutting our energy loss by 9 %.”
Trusted By Global Leaders
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Compliance & Certifications