+86 18751738721
sales@unitatransformer.com
Introduction
We are a professional China‑based oil immersed transformer manufacturer with CE certification, specializing in 3‑phase, 11kV/400V oil transformers designed for power plants, mining operations, and heavy industrial projects.
Our transformers deliver high reliability, low loss, strong overload capacity, and long service life under harsh working conditions.
Get a free quotation today for factory‑direct pricing and custom technical solutions.
Key Product Features (3‑Phase 11kV/400V Oil Transformers)
- CE certified – fully compliant with EU safety and electromagnetic standards
- 3‑phase oil immersed design – stable for continuous heavy‑duty operation
- Standard voltage: 11kV/400V (custom voltage ratios available)
- Low loss & high efficiency – reduces long‑term energy costs
- Corrosion‑resistant, dustproof enclosure for mining & industrial sites
- Wide temperature adaptation: −25°C to +50°C
- Hermetically sealed or conservator type available
- Full type testing: no‑load, load, impedance, insulation, temperature rise
Ideal Applications
- Power plants & grid substations
- Mining projects (open pit & underground)
- Industrial plants, manufacturing, metallurgy, chemical industry
- Infrastructure & construction power supply
- Rural electrification & industrial park distribution
Why Request a Quotation from Us
- Free, no‑obligation quotation within 24 hours
- Factory direct price – no middleman, cost‑effective
- CE certified for global project acceptance
- Flexible customization: capacity, protection, tapping, accessories
- Fast production & reliable export logistics
- Full technical support for installation & commissioning
How to Get Your Free Quotation
Simply send us your details:
- Required capacity (kVA)
- Quantity
- Application (power plant / mining / industrial)
- Destination country
- Special requirements (if any)