Hermetically Sealed Single Phase Transformer Oil Immersed 37.5kVA

Name: Hermetically Sealed Single Phase Transformer Oil Immersed 37.5kVA
Brand: Zhejiang Hairui Electric Co., Ltd.
SKU: 2283573745

Zhejiang, ChinaZhejiang Hairui Electric Co., Ltd.

US$900.00-1,000.00

1 Piece

Product specifications

Rated Capacity

Product profile

Customization

Available

Application

Power, Voltage Transformation

Phase

Single

Model NO.

D11

Core

Core-type Transformer

Cooling Method

Onan

Winding Type

Two-winding Transformer

Certification

ISO9001

Usage

Single-phase Transformer, Power Transformer, Distribution Transformer

Frequency Characteristics

Low Frequency

Shape of Core

Ring

Brand

Hairui

Coil Number

Coil Structure

Oval

Frequency

50 Hz60 Hz

Output Voltage

11 Kv 10kv

Input Voltage

400V, 415V

Transport Package

Wood Box

Specification

customize

Trademark

HaiRui

Origin

Zhejiang, China

Production Capacity

5000000/PC

Key features

OEM/ODM Customization: Supports parameter adjustments for power, size, voltage, IP level, and working environment.

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

ISO9001 Certified: Strictly passes ISO9001 and ISO9002 quality system certifications for safety and reliability.

24/7 Technical Support: 24-hour English technical response via email, WhatsApp, Skype, or online meetings.

Comprehensive Documentation: Includes English manuals, certificates, test reports, and wiring diagrams for customs clearance.

Flexible Voltage Options: Input voltage 400V/415V, Output voltage 11kV/10kV, Frequency 50Hz/60Hz.

High-Quality Materials: Available in Copper or Aluminum winding types for optimal performance.

Factory Visit Welcome: Visitors are welcome to tour the factory and verify production capabilities anytime.

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: ≤0.05h

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 provide technical solution design.

Q:Can you provide technical document support?

Yes, English manuals, product certificates, test reports, wiring diagrams, and other documents are provided with the goods, 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.