Hit enter to search or ESC to close
Reduce power loss by up to 35% and cut lead time to 14 days – the perfect fit for Purchasing Managers, Technical Directors, and Operations Leaders in the USA.
Get Free Quote in 24 hEven after extensive market research, many of you still face these recurring obstacles:
These pain points translate into lost revenue, missed market windows, and costly re‑engineering.
| Parameter | Range | Typical Value | Unit |
|---|---|---|---|
| Power Rating | 50 W – 5 kW | 1 kW | W |
| Input Voltage | 120 V – 480 V | 230 V | V |
| Efficiency | ≥ 92% | 95% | % |
| Operating Temp. | -40 °C – +85 °C | 0 °C – 70 °C | °C |
| Noise Level | ≤ 35 dB | 30 dB | dB |
| Compliance | CE, FCC, RoHS, ISO 9001 | All listed | – |
Our toroidal tube power transformers are deployed in:
toroidal-transformer-for-tube-amp toroidal-inverter-transformer toroidal-transformer-inverter Toroidal-Transformer
Case Study: ABC Manufacturing (USA) replaced legacy E‑core transformers with our toroidal design and saved $120,000
Our standard MOQ is 500 pieces. For urgent projects, we can produce as few as 100 units with a modest surcharge.
Yes – we ship a functional sample within 5 business days, free of charge for qualified B2B accounts.
All units are CE, FCC, RoHS, ISO 9001, VDE, and CB certified. Additional certifications (UL, CSA) are available on request.
Standard air freight: 7‑10 days door‑to‑door. Express courier (DHL/UPS): 3‑5 days. We also offer FOB Shenzhen for bulk sea freight (30‑35 days).
Absolutely. Our 10 R&D engineers work with you from schematic to prototype, providing full design validation and tooling.
Limited‑time offer: 5% discount on orders placed before May 31 2026. Stock is limited to 10,000 units per month.
Risk‑Free Guarantee: Free sample, 30‑day money‑back if specifications are not met.
Or fill the short form below – we’ll reply within 2 hours.
Emily Chen, Procurement Lead, GreenEnergy Solutions – “The toroidal transformer’s low‑noise operation helped us meet the strict ISO 50001 energy‑management standards. Delivery was on time, and the price was 12% below our previous supplier.”
Michael Patel, Operations Manager, AeroTech USA – “We needed a custom 2 kW transformer for our UAV ground‑station. Xinchangda engineered a compact toroidal design in 10 days. Performance exceeded specs by 8%.”
Laura Gómez, Senior Engineer, MedEquip Corp. – “The CE and FCC certifications saved us weeks of paperwork. The transformer runs cooler, extending equipment life by an estimated 2 years.”
David Li, Senior Application Engineer – Xinchangda Magnetic Solutions
With 12 years of hands‑on experience designing magnetic components for medical, renewable‑energy, and industrial markets, David leads the OEM/ODM team that delivered over 70,000 transformers per month in 2025. He holds a B.Sc. in Electrical Engineering (Tsinghua) and is a certified ISO 9001 auditor.
Contact: grace01@xinchangdadz.com | Phone: +86 131 2825 6415
Trusted by Global Leaders
All units are shipped with full compliance documentation (CE, FCC, RoHS, ISO 9001, VDE, CB) and are covered by a 12‑month warranty.