What is the warranty period?

Every product comes with a 1-year quality warranty under correct usage.

What certifications does the product have?

The company holds ISO9001, CE, OHSAS 18001, ISO4001 certificates and complies with IEC, ANSI, KEMA, GOST standards.

35kv 2500kVA Oil Power Transformer 3-Phase, High Efficiency and Low Loss

Name: 35kv 2500kVA Oil Power Transformer 3-Phase, High Efficiency and Low Loss
Brand: Hunan Shiyou Electric Co., Ltd.
SKU: 2279389195

Hunan, ChinaHunan Shiyou Electric Co., Ltd.

US$1,989.00-19,000.00

1 Piece

Product profile

Customization

Available

Application

Power, Electronic

Phase

Three

Model NO.

S18-2500kva/11/0.4

Core

Core-type Transformer

Cooling Method

Oil-immersed Type Transformer

Winding Type

Separated Winding Transformer

Certification

ISO9001-2000, ISO9001, CCC, CE

Usage

Power Transformer, Distribution Transformer

Frequency Characteristics

Power Frequency

Shape of Core

Ring

Brand

Shiyou Electric

Material Characteristics

Winding Material

Performance Characteristics

Short - Circuit Resistance Ability

Protection Characteristics6

Heat - Dissipation Method

Other Characteristics

Certification and Standards

Transport Package

Sea/Air Fight

Specification

different

Trademark

Shiyou Electric

Origin

Qingdao, China

HS Code

3752968026

Production Capacity

1000pieces/Year

Key features

High Efficiency and Low Loss: Innovative core and coil design with leakage magnetic flux control reduces stray losses.

Low Noise Operation: Actual measured noise is below 60dB, significantly better than national standards.

Long Design Life: Over 15-year design life with unique high-temperature-resistant hybrid insulation system.

Maintenance-Free Design: Features air self-cooling and metal corrugated conservators suitable for unattended substations.

Strong Short Circuit Resistance: Verified by foreign mechanical force procedures ensuring assembly meets design requirements.

Customizable Parameters: Ambient temperature, altitude, and seismic levels can be customized for specific environments.

Compact Structure: Adopts advanced 220kV end inlet method for easier transportation and installation.

Low Partial Discharge: Actual measured partial discharge is less than 50pC, lower than background noise.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceQuality AssuranceRaw-Materials Traceability

Hunan Shiyou Electric Co., Ltd.

Hunan, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 1 Year CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤2.32h

AI-Powered supplier vetting

SummaryThe supplier is identified as a professional technical supplier offering 3D software design, ODM, and multiple customization options. It reports a strong R&D team with more than 50 technicians, over 100 intellectual property rights, and 15 invention patents, while also stating that its management system has been certified by Bureau Veritas and that some products obtained EU CE certification after TUV audits. Quality procedures, complaint handling, corrective and preventive actions, and finished-product inspection procedures are documented and followed. However, the supplier reports no in-stock capability, overseas warehouse, overseas showroom, overseas agents or branches, or offline trade-show participation. It also lacks recent new-product activity, an SDK, and a valid manufacturing-capacity contract with affiliated subcontractors. Financial evidence is limited to year labels without performance values, and customer-case evidence is not provided.

Supplier typeThe supplier explicitly identifies itself as a professional technical supplier and describes a scientific research team of more than 50 R&D technicians. Its stated strategic focus is green energy and smart-grid development, indicating a technology-oriented supplier profile.

CertificationsThe supplier states that its management system has been continuously certified by Bureau Veritas Certification Group and that many products obtained EU CE certificates after audits by TUV Germany. It also reports quality assurance and documented quality-control procedures, although the exact certification scope and validity dates are not provided.

R&D capabilityThe supplier reports more than 50 R&D technicians, over 100 intellectual property rights including 15 invention patents, 3D software design capability, and ODM services. Against this, it reports no new products during the past year and no available SDK, so the evidence supports strong underlying R&D resources but not uniformly strong recent product innovation.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, flexible customization, and 3D software design services. This directly demonstrates a broad range of customization support.