Can I get guarantee of products and How do you solve quality problems?

Every product comes with a 1 year quality warranty, provided the products are used correctly by the customer. Please provide detailed photos of quality problems, Our technical and quality testing department will analyse. We will make a satisfied solution within 2 days.

Durable Oil Immersed 3mva 3000kVA 22kv Power Transformer

Name: Durable Oil Immersed 3mva 3000kVA 22kv Power Transformer
Brand: Huawan New Energy Co., Ltd.
SKU: 1966182721

Anhui, ChinaHuawan New Energy Co., Ltd.

US$2,000.00-9,600.00

1 Piece

Sample price:US$10000.00/piece.Request sample

Product profile

Customization

Available

Application

Power, Electronic, Instrument, Lighting

Phase

Three

Model NO.

Pad mounted transformer

Core

Core-type Transformer

Cooling Method

Oil-immersed Type Transformer

Winding Type

Multi-winding Transformer

Certification

ISO9001-2000, ISO9001

Usage

Distribution Transformer

Frequency Characteristics

Power Frequency

Shape of Core

Ring

Brand

Hwh

Rated Capacity

30 kVA-5000kVA

Frequency

50/60Hz

Winding Material

Aluminum or Copper

Vector Group

Dyn1/Ynyn0

Input Voltage

35kv, 15kv, 10kv

Output Voltage

480V, 440V, 380V, 220V, 110V

Color

Munsell Green

Shape

Flat

Transport Package

Wooden Case / According Customers′ Demands

Specification

250X331X224 cm

Trademark

HWH

Origin

China

HS Code

8504319000

Production Capacity

50000 Unit/Year

Key features

Tamper-Proof Design: Secure compartmentalized units ideal for public access and underground cabling.

Customizable Ratings: Rated capacity from 30 kVA to 5000 kVA with flexible voltage options.

Wide Material Options: Winding material available in Aluminum or Copper to suit needs.

Versatile Voltage Support: Input 35/15/10 kV, Output 480/440/380/220/110 V for diverse applications.

Comprehensive Certifications: ISO 9001, CE, 3C, TUV, and Green Power Certificate compliant.

ANSI/IEEE Standards: Built to meet ANSI/IEEE and IEC standards for reliability and safety.

Efficient Cooling System: Oil-immersed design ensures low noise and stable power delivery.

1-Year Warranty: Covers quality issues with a satisfied solution provided within 2 days.

Company profile

High Repeat Buyers ChoiceLow MOQCustomization from DesignsOEM Services

Huawan New Energy Co., Ltd.

Anhui, China

Business Type: Manufacturer/Factory, Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableAverage Response Time: ≤18h

AI-Powered supplier vetting

SummaryThe supplier demonstrates broad customization and R&D capabilities, including ODM services, new product development, and OEM service for recognized brands. Production-related evidence includes multiple fabrication machines, 100% finished-product inspection, standardized inspection instructions, and a stated one-month lead time. Quality and management certifications include ISO9001:2015, ISO45001:2018, ISO14001, and CE. Service procedures for supplier assessment, corrective actions, and customer complaints are documented and followed. However, the supplier reports no overseas services, warehouse, showroom, agents, branches, or offline trade-show participation, and export experience is stated as one year. Financial information is inconsistent across slices and includes zero or incomplete historical entries, so financial credibility cannot be conclusively assessed. Customer-case evidence is limited to OEM service for recognized brands and one science and technology award.

CertificationsThe supplier reports ISO9001:2015, ISO45001:2018, ISO14001, and CE certifications. These explicitly demonstrate stated quality, occupational safety, environmental management, and product-compliance certification holdings.

After-Sales capabilityWritten and followed procedures are reported for service-capability assessment, corrective and preventive actions, and customer complaints. However, the supplier reports no overseas service countries, overseas facilities, agents, or branches, limiting evidence of localized after-sales support.

R&D capabilityThe supplier reports new products during the past year, ODM service capability, broad design support, OEM service for recognized brands, and one national science and technology progress award. It does not have an available SDK, but the stated R&D and recognition evidence supports innovation capability.

Production capacityProduction evidence includes laser cutting, shearing, punching, and winding machines, three quality assurance and quality control inspectors, 100% finished-product inspection, and uniformly followed inspection instructions. The stated peak-season and off-season lead times are both one month, supporting a defined production and quality-control process.

Customization capabilityThe supplier explicitly offers flexible customization, minor customization, full customization, customization from customer designs, and ODM services. This provides direct evidence of broad customization coverage.