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For Purchasing Managers, Technical Directors & Operations Leaders who need reliable, cost‑effective isolation transformers that meet US safety standards.
Get Free Engineering Quote in 24 hData point: A 2025 industry survey of 200 US manufacturers showed that 62% plan to switch suppliers within the next 12 months due to these pain points.
See How We Solve Them →| Parameter | Value |
|---|---|
| Power Rating | 500 VA – 5 kVA (customizable) |
| Primary Voltage | 120 V / 240 V AC (±10%) |
| Secondary Voltage | 12 V – 48 V AC (adjustable) |
| Insulation Class | Class B / Class F (per request) |
| Frequency | 50 Hz / 60 Hz |
| Efficiency | ≥ 96% at rated load |
| Operating Temp. | -20 °C ~ +85 °C |
| Certifications | CE, FCC, UL, RoHS, ISO 9001, VDE |
Transformer-galvanic-isolation toroidal-isolation-transformer dual-output-transformer matching-transformer
“Xinchangda delivered a custom 800 VA isolation transformer for our clean‑room line in just 12 days. The unit passed UL testing on the first try and saved us $22 k in procurement costs.” – John Miller, Procurement Manager, MedTech USA
“Their engineering team reduced our harmonic distortion by 0.3% through optimized winding geometry.” – Linda Chen, Technical Director, GreenPower Solutions
Certifications: CE, FCC, UL, RoHS, VDE, CB, ISO 9001, ISO 13485 (Medical), IEC 60784‑1 (Safety) – all copies available on request.
Standard designs ship within 14 days after artwork approval. Fully custom specifications (winding layout, enclosure, certifications) are normally delivered in 30 days.
Yes. Every batch can be shipped with CE, UL, FCC, and RoHS certificates. We also support third‑party testing labs if your internal compliance team requires it.
Absolutely. Minimum order quantity (MOQ) starts at 100 units for OEM and 50 units for ODM, with the same quality standards as high‑volume production.
We accept T/T (30 % deposit, 70 % balance on shipment), L/C at sight, and PayPal for sample orders. Credit terms (Net 30/60) are negotiable for established accounts.
Our US technical support desk operates 24 h/5 days. We provide a 12‑month warranty, on‑site troubleshooting, and a free replacement policy for any manufacturing defect.
Limited‑time offer: Free 3‑piece sample kit + 10% discount on the first order (valid until 2026‑06‑30).

Or WhatsApp us now: +86 131 2825 6415
Mark T., Senior Procurement Officer, SolarTech Corp. – “The 5 kVA isolation transformer arrived on schedule, fully certified, and performed flawlessly. We saved 18% vs. our previous supplier.”
Emily R., Operations Manager, MedEquip USA – “Xinchangda’s engineering team helped us redesign the winding to meet IEC 60784‑1. The result was a 0.5% reduction in core loss.”
David L., Technical Director, AutoDrive Inc. – “Fast 14‑day delivery meant our production line stayed on schedule. The unit passed our internal stress test with 100% pass rate.”
Alex Chen, Ph.D. – Senior Magnetics Engineer & Technical Content Lead at Huizhou Xinchangda Electronic. With 18 years of experience designing high‑performance transformers for medical, renewable‑energy, and industrial sectors, Alex has authored 12 IEEE papers and holds ISO 9001 and ISO 13485 auditor certifications.
Contact: grace01@xinchangdadz.com | Phone: +86 131 2825 6415