High Quality Custom Voltage Step up Step Down Precision Manufacturing Oil-Immersed Transformer

Name: High Quality Custom Voltage Step up Step Down Precision Manufacturing Oil-Immersed Transformer
Brand: Zhejiang Hairui Electric Co., Ltd.
SKU: 2289246465

Zhejiang, ChinaZhejiang Hairui Electric Co., Ltd.

US$800.00-2,000.00

1 Piece

Product specifications

Rated Capacity

Product profile

Customization

Available

Application

Power, Electronic

Phase

Three

Model NO.

S11

Core

Core-type Transformer

Cooling Method

Oil-immersed Type Transformer

Winding Type

Separated Winding Transformer

Certification

ISO9001

Usage

Power Transformer, Distribution Transformer

Frequency Characteristics

Power Frequency

Shape of Core

Ring

Brand

Hairui

Product Name

Oil-Immersed Transformer

Coil Number

Frequency

50 Hz60 Hz

Service Voltage

0-35kv

Rated Capacity

30——10000kVA

Load Capacity

50kVA

Purpose

Voltage Transformation

Installation Height

Altitude 0-3000

Vector Group

Dyn11yyn0

Material

Copper/Aluminum

OEM

Offered

Color

Customizable

Customize

Yes

Warranty

24 Months

Transport Package

Standard Wooden Crate Packaging for Export

Specification

Customizable

Trademark

HaiRui

Origin

Zhejiang, China

Production Capacity

60000/PC

Key features

Customizable Color: Color options are fully customizable to meet specific requirements.

OEM and ODM Services: Full customization from samples and designs, including minor and full customization options.

Wide Capacity Range: Rated capacity ranges from 30 to 10000kVA with load capacity up to 50kVA.

Flexible Voltage Options: Service voltage adjustable from 0 to 35kV for various power applications.

Dual Frequency Support: Operates at both 50 Hz and 60 Hz for global compatibility.

24-Month Warranty: Comprehensive 24-month warranty coverage for all mechanical defects.

High Altitude Installation: Designed for installation at altitudes ranging from 0 to 3000 meters.

Premium Materials: Available with Copper or Aluminum winding materials for optimal performance.

Company profile

Cooperated with Fortune 500Management CertificationR&D CapabilitiesCustomization from Samples

Zhejiang Hairui Electric Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc.Export Year: 2025-12-06 CertifiedNearest Port: Ningbo PortAverage Response Time: ≤1.97h

AI-Powered supplier vetting

SummaryThe supplier presents itself as a professional technical manufacturer with production equipment, standardized finished-product inspection, quality assurance, material traceability, 3D design, and broad customization capabilities. It reports OEM and ODM services and exports representing 51%–70% of total sales. However, the evidence also shows no new products in the past year, no SDK, no overseas agents, branches, warehouse, or showroom, and no participation in offline trade shows. Corrective-action and complaint-handling procedures exist but lack written records. Supplier-management controls are weak because there are no written assessment procedures or approved supplier lists, and no valid manufacturing-capacity contract with related subcontractors is reported. Financial credibility cannot be positively assessed from the provided figures, which are stated as zero for the reported periods.

Supplier typeThe supplier is explicitly identified as a professional technical supplier and reports R&D capability, 3D software design services, manufacturing equipment, and export activity of 51%–70% of total sales. These details support classification as a technical manufacturing supplier with international sales exposure.

CertificationsThe supplier states that it is certified to ISO 9001 and ISO 9002 quality management systems and claims recognition as a National High-Tech Enterprise and a Top 10 Well-Known Brand of Prefabricated Substations. The certification wording contains apparent transcription errors, so the stated certifications are evidence of claimed quality credentials but not independently verified here.

Production capacityThe supplier reports technical expertise, production facilities, advanced manufacturing processes, and equipment including machining, bending, assembly, cutting, laser cutting, welding, electrical leakage testing, and a partial-discharge lightning test laboratory. It also has inventory capability, standardized finished-product inspection instructions, and one-month average lead times in both peak and off-season periods. Nevertheless, no valid contract with related subcontractors is reported, creating a documented capacity-management concern.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, and minor customization, supported by 3D software design services and ODM capability. This demonstrates broad stated customization coverage.

Product Q&A

Q:Does it support OEM/ODM customization?

Yes, we support customized services, including parameter adjustments for power, size, input/output voltage,protection level (IP level), working environment (such as explosion-proof, high temperature resistance), and providetechnical solution design.

Q:Can you provide technical document support?

Yes, English manuals, product certificates, test reports, wiring diagrams, and other documents are provided with thegoods, and we can assist customers in completing the necessary documents for import customs clearance.

Q:Where are you? Can I come see you?

Of course, you are welcome to visit our factory anytime