Where are your manufacturing centers located?

We have two manufacturing centers located in China and the USA, allowing us to serve our global client base effectively.

What is the efficiency of your power transformers?

Our power transformers exhibit high conversion efficiency, typically exceeding 95%, ensuring minimal energy loss during transmission.

400 Kv 500 Mva Power Transformer World-Class Specifications

Name: 400 Kv 500 Mva Power Transformer World-Class Specifications
Brand: Jiangsu Daelim Electric Co., Ltd.
SKU: 2249376625

Jiangsu, ChinaJiangsu Daelim Electric Co., Ltd.

US$85,000.00-260,000.00

1 unit

Sample price:US$125000.00/unit.Request sample

Product profile

Customization

Available

Application

Power, Electronic, Electric

Phase

Three

Model NO.

Core

Core-type Transformer

Cooling Method

Oil-immersed Type Transformer

Winding Type

Two-winding Transformer

Certification

ISO9001-2000, ISO9001, UL, cUL CE

Usage

Power Transformer, Utilities/New Energy

Frequency Characteristics

50/60Hz

Shape of Core

Stacked Iron Core

Brand

Daelim Belelfic

Product Name

Immersed Power Transformer 25000 kVA Transformer

Rated Primary Voltage

220kv 138kv 132kv 110kv 69kv 66kv 63kv 60kv

Rated Secondary Voltage

35kv 37kv 38.5kv 11kv 10.5kv 6.6kv

Power

20mva-200mva

Frequency

50Hz/60Hz

Standard

IEC ANSI IEEE

Winding Material

Copper\Aluminum

H.V. Tap Range

±2*2.5%

Impedance

6.5, 10.5, 17~18 (%)

Customized

Feature

High Frequncy Distribution Transformer Oil

Connection Symbol

Ynyn0d11 Ynd11

Short Circuit Impendence

12-14

Warrety

24months

Oil Type

Mineral or Vegetable Oil

Transport Package

Wooden Case

Specification

Depending on your product

Trademark

Daelim Belefic

Origin

China

Production Capacity

25/ Quarter

Key features

Comprehensive Certifications: Meets IEEE, ANSI, IEC, UL, cUL, CE, and ISO9001 standards for global compliance.

High Efficiency Design: Conversion efficiency exceeds 95% with low loss, low noise, and low partial discharge.

Global After-Sales Support: Local installation and maintenance teams available in North America, South America, Africa, and Australia.

Flexible Customization: Accepts full customization for voltage, capacity, winding material, and oil type per client requests.

Robust Quality Control: Strict control from design to delivery with regular UL third-party agency inspections.

Wide Capacity Range: Power ratings up to 300 MVA with high voltage ratings up to 345 kV.

Durable Construction: Features grain-oriented core, mild steel tank, and detachable radiators with shut-off valves.

Extended Warranty Option: Standard 24-month quality guarantee with options for extended after-sales coverage.

Company profile

In-stock CapacityProduct Certification100% Finished Products InspectionOverseas Warehouse

Jiangsu Daelim Electric Co., Ltd.

Jiangsu, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Full Customization, Flexible customization, etc. CertifiedExport Year: 5 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤3.39h

About Our Factory & Business Background

AddressNo. 99, Donglian Road, Qutang Town, Hai'an City, Nantong, Jiangsu, China

Plant Area22209.35 square meters

Number of Employees85

Registered Capital74,838,400 USD

Terms of PaymentT/T, LC, D/P, PayPal, Western Union

International Commercial Terms(Incoterms)FOB, CIF, CFR, EXW

Average Lead TimePeak Season Lead Time: one month Off Season Lead Time: one month

Minimum Order Quantity1 Set

Supply Chain Partners67

Our Production Capability & Technical Expertise

Main ProductsPower Transformer, Small Substation Transformer, Oil Immersed Transformer, Pad Mounted Transformer, Dry Transformer, Single Phase Transformer, Pole Mounted Transformer, Distribution Transformer

Production Lines8

Production MachinesPlate Shearing Machine, High Voltage Winding Machine, Low Voltage Winding Machine, Drying Chamber, Pressing Machine

QA/QC inspectors14 people

Inspection Type for Finished Products100% inspection(Visual inspection & Function inspection)

Inspection Method for Finished ProductsHave instructions and uniformly followed

R&D Engineers4 people

Traceability of Raw MaterialsYes

Our Industry Experience & Global Business Record

Year of Establishment2019-08-20

Main MarketsNorth America, Central Aemerica

Repeat Buyers Choice50%~80%

Number of Foreign Trading Staff19

Overseas Agent/BranchYes

New Products Launched in Last yearNo

Our Certifications, Standards & Industry Recognition

Product CertificationUL, Others

Cooperated with Fortune 500No

Product Q&A

Q:What services can you provide?

We accept customization, OEM, and ODM orders. We also provide professional technical solutions and after-sales support with local teams in America, Australia, and Africa.

Q:How long does the delivery time take?

The usual shipping lead time is around 20-30 days after payment, depending on the quantity required.

Q:How long is the quality guarantee period?

We offer a standard quality assurance period of 24 months. If you need a longer period, we can provide an after-sales extension.

Q:What certifications do your transformers meet?

Our transformers meet various international standards including IEEE, ANSI, IEC, EN 60076, GOST, UL, cUL, and CE.

Q:Can the transformer capacity and voltage be customized?

Yes, we offer full customization for capacity (up to 300 MVA), voltage ratings, winding materials (Copper/Aluminum), and oil types.