10kv 250kva 50kva 100kva 200kva 300kva 400kva Hermetically Sealed Oil-immersed Three-phase Two Winding Transformer ONAN Cooling

Product Description

Product Description
Oil-Immersed Transformer Description Image
Advantages of Oil-Immersed Transformers
  • Excellent Insulation Performance
  • Efficient Heat Dissipation
  • Strong Overload Capacity
  • Protection of Internal Components
  • Arc Suppression in Faults
  • Robust and Reliable Structure
  • Cost-Effectiveness
Advantages of Oil-Immersed Transformers
High Efficiency

The product has the advantages of small loss, low noise and high efficiency, which can achieve good energy saving effect and reduce pollution.

Thermal Management

Oil-immersed transformers offer superior thermal management and reliability. Mineral oil provides both insulation and cooling, making them ideal for high-power applications.

Overload Operation

High thermal capacity of oil allows short-term overload operation with greater stability than dry-type transformers.

Transformer Showcase 1
Transformer Showcase 2
Transformer Showcase 3
Transformer Showcase 4
Product Paramenters

Oil-Immersed Transformers are key devices for AC voltage conversion via electromagnetic induction. Their core and windings are submerged in insulating oil.

▪ Advantages: High power capacity, cost-effective, long lifespan.
▪ Applications: Power grid substations, industrial distribution.
Product Parameters Diagram
Enterprise Equipment
Manufacturing Enterprise Equipment
Successful Project
Successful Project Site 1
Successful Project Site 2
Successful Project Site 3
Successful Project Site 4
Packing&Shipping
Packing Process 1
Packing Process 2
Shipping Logistics 1
Shipping Logistics 2
Shipping Logistics 3
Company Introduction

Established in 2009, the enterprise is a high-tech manufacturer of power equipment. The core product portfolio includes 220V to 220kV medium and high-voltage power transformers, distribution transformers, compact substations, dry-type transformers, isolation transformers, switch gear, and distribution cabinets.

Advanced facilities are operated with a dedicated testing center and hold ISO 9001 certification. Products meet national standards, verified by National Transformer Quality Inspection Center and Machinery Industry authorities, and are recognized as a Key Recommended Brand.

Guided by "Integrity, Mutual Benefit", the focus remains strictly on prioritizing quality, brand, and efficiency. The products extensively serve domestic markets and supply globally across Europe, the Americas, the Middle East, Japan, and Korea.

Factory Overview 1
Factory Overview 2
Factory Overview 3
FAQ
Q1: Why choose us?
A1: We have a strong R&D team and more than 16 years of transformer design experience. Excellent and stable quality with the best cost performance. Various payment terms are available.
M2: What is your minimum order quantity?
A2: Very low MOQ for common items. For customized items, it depends on different requirements.
Q3: What can I buy from you?
A3: 400V~220kV Oil-immersed Power Transformer, Dry-type Transformer, Unpacked H Grade Dry Transformer, Oil-immersed Distribution Transformer etc.
Q4: Can you offer customized service?
A4: Yes, both OEM and ODM are available. Let us know your idea or requirements on the products, and we will make it perfect for you.
Q5: How long is your delivery time?
A5: Generally 15-30 days for mass production after sample confirmed and the receipt of formal PO or deposit.
Q6: What is your accepted terms of payment?
A6: Various choice: Credit card, T/T, L/C, Western union, Paypal, Alipay, etc. 30% down payment or 100% full payment according to your order quantity.

Related Products