player background
live avator

5s
Total
0
Today
0
Total
0
Today
0
  • What would you like to know?
    Company Advantages Sample Service Certificates Logistics Service
Online Chat WhatsApp Inquiry
Auto
resolution switching...
Submission successful!
Home > products > Oil Immersed Transformer >
400KVA 500KVA Oil Immersed Power Transformer Anti Corrosion ISO9001 Certified Manufacturer

400KVA 500KVA Oil Immersed Power Transformer Anti Corrosion ISO9001 Certified Manufacturer

500kva oil immersed power transformer

oil immersed power transformer anti corrosion

400kva oil power transformer

Place of Origin:

Hunan, China

Brand Name:

HENTG Power

Certification:

CE

Model Number:

S13

Chat Now
Request A Quote
Product Details
Frequency:
60Hz, 50Hz
Phase:
Three
Coil Number:
Three Windings, Two Windings
Application:
Power Transformer
Coil Structure:
Layer Coil, Shell-Type Coil, Fully Sealed Construction
Output Voltage:
380V, 400V , 220V, 440V
Input Voltage:
10.5kV, 12.47kV, 6.6kV, 6.3kV, 6kV
Type:
Oil-Immersed Transformer, Oil-filled Transformer
Cooling Method:
ONAN ONAF OFAF
Vector Group:
Dyn11 / Yyn0
Warranty:
3 Years
Material:
Aluminum, Copper
Tapping Range:
±2*2.5/±5
Standard:
ISO9001
Capacity:
63kVA Or Customized
Power Capacity:
30-12500kVA
Color:
Can Be Customize
Efficiency:
≥ 98%
Low Voltage:
0.415
Rated Voltage:
6kV-1100kV
Connection Type:
Delta/Wye
Ratio:
10/0.4Kv
Windings:
Two Windings
Rated Hv Voltage:
11 Kv
Insulation:
Mineral Oil
Coil:
Copper/Aluminum Coil
Feature:
Longlife
Highlight:

500kva oil immersed power transformer

,

oil immersed power transformer anti corrosion

,

400kva oil power transformer

Payment & Shipping Terms
Minimum Order Quantity
2 sets
Price
CN¥17,663.80-20,370.35/pieces
Product Description
400KVA 500KVA Oil Immersed Power Transformer Anti Corrosion ISO9001 Certified Manufacturer
Product Specifications
Attribute Value
Frequency 60Hz, 50Hz
Phase Three
Coil Number Three Windings, Two Windings
Application Power Transformer
Coil Structure Layer coil, Shell-Type Coil, fully sealed construction
Output Voltage 380V, 400V, 220V, 440V
Input Voltage 10.5kV, 12.47kV, 6.6kV, 6.3kV, 6kV
Type Oil-Immersed Transformer, Oil-filled Transformer
Cooling Method ONAN ONAF OFAF
Vector Group Dyn11 / Yyn0
Warranty 3 Years
Material Aluminum, Copper
Tapping Range ±2*2.5/±5
Standard ISO9001
Capacity 63kVA or Customized
Power Capacity 30-12500kVA
Color Can be customized
Efficiency ≥ 98%
Low Voltage 0.415
Rated Voltage 6kV-1100kV
Connection Type Delta/Wye
Ratio 10/0.4Kv
Windings Two Windings
Rated HV Voltage 11 kv
Insulation Mineral Oil
Coil Copper/Aluminum Coil
Feature Longlife
Product Description
Manufacturer Wholesale ISO9001 Certified 400KVA 500KVA Oil-immersed Power Transformer
Reliable & Long Lifespan

Fully sealed tank with anti-corrosion coating and top-grade transformer oil. Keeps insulation oil pure and prevents moisture ingress. More than 20 years of service life with minimal maintenance required.

Top-Grade Materials

Winding uses oxygen-free copper with high insulation and mechanical strength. Short-circuit resistant with low thermal rise. Stable long-term operation with low maintenance costs.

Global Standards Compliance

Certified by ISO9001, ISO14001, CE, etc. Meets global safety and environmental compliance. Suitable for global export: EU, US, Middle East, Africa, SEA.

400KVA 500KVA Oil Immersed Power Transformer Anti Corrosion ISO9001 Certified Manufacturer 0

Type S13 oil-immersed distribution transformer is based on the original S11 distribution transformer, through the research and application of new materials and new technologies and the combination of independent innovation and technology introduction, through the optimization and innovative design of the core and coil structure, to reduce the no-load loss and noise purposes. Self-developed products.

Compared with the current national standard JB/T10088-2004, the noise level decreased by 20% on average, and the product performance level reached the domestic advanced level.

Ideal distribution equipment for urban and rural distribution network centers.

Product Parameters
Rated capacity (KVA) Vector Group Voltage Combination No-load loss Load loss No-load current Impedance
HV Tapping range LV
30 Yyn0 / Dyn11 10 6.3 6 ±5% ±2X2.5% 0.4 80 630 600 1.5 4.0
50 100 910 870 1.3
63 110 1090 1040 1.2
80 130 1310 1250 1.2
100 150 1580 1500 1.1
125 170 1890 1800 1.1
160 200 2310 2200 1.0
200 240 2730 2600 1.0
250 290 3200 3050 0.9
315 340 3830 3650 0.9
400 410 4520 4300 0.8
500 480 5410 5150 0.8
630 570 6200 6200 0.6 4.5
800 700 7500 7500 0.6
1000 830 10300 10300 0.6
1250 970 12000 12000 0.5
1600 1170 14500 14500 0.5
2000 1360 18300 18300 0.4 5.0
2500 1600 21200 21200 0.4
Our Process
Step 1: Consultation & Quotation

We will respond to your inquiry within 1 hour and recommend suitable transformer according to your needs. At the same time, we will provide you with reasonable quotations and payment terms.

We have a professional and independent drawing team and technical team, and we will confirm all the contents on the drawing with you within 7 days after payment. The drawing usually contains technical data, weight and parts list.

Click here to consult
Step 2: Production & Quality Control

After designing the production drawing, the factory will prepare the stock, produce, and conduct quality inspection before shipment. If you have special accessory requirements, we can provide you with accessories. Our raw materials are strictly screened.

In the quality inspection stage, we will provide you with the dual guarantee of QC report and test report to escort your products.

Step 3: Installation & After-Sales

We have a professional team to guide the installation, and also support on-site installation. We will provide you with more than 2 years of warranty service. Welcome to join us and create a win-win situation.

Start our business now
If you have any questions, welcome to click here for discussion!
Application Fields
  • Municipal Distribution Network
  • Industrial Parks
  • Wind & Solar Power Systems
  • Commercial Buildings & Residential Areas
  • Rail Transit & Port Facilities
Why Choose Us?
  • In-house R&D & Manufacturing, Quality Assured
  • Fast Delivery & Quick Response
  • OEM / ODM Customization Available
  • Comprehensive After-Sales Support
  • Rich Export Experience Worldwide

Send your inquiry directly to us

Privacy Policy China Good Quality Oil Immersed Transformer Supplier. Copyright © 2025 Hunan Hentg Power Electric Technology Co., Ltd. . All Rights Reserved.