Is the transformer suitable for high humidity environments?

Yes, it has excellent moisture resistance allowing operation in 100% humidity environments without pre-drying.

What are the main applications for this transformer?

It is suitable for commercial buildings, industrial enterprises, data centers, rail transit, offshore platforms, and renewable energy grid connections.

High-Efficiency Dry Transformer for 220V Copper Power Solutions

Name: High-Efficiency Dry Transformer for 220V Copper Power Solutions
Brand: Zhejiang Hairui Electric Co., Ltd.
SKU: 2268344485

Zhejiang, ChinaZhejiang Hairui Electric Co., Ltd.

US$800.00-1,000.00

1 Piece

Product specifications

Rated Capacity

Product profile

Customization

Available

Application

Power, Voltage Transformation

Phase

Three-Phase

Model NO.

Core

Core-type Transformer

Cooling Method

Anaf

Winding Type

Two-winding Transformer

Certification

ISO9001

Usage

Power Transformer, Distribution Transformer

Frequency Characteristics

Low Frequency

Shape of Core

Ring

Brand

Hairui

Coil Number

Scb10

Product Name

Dry Type Transformer

Coil Structure

Oval

Frequency

50 Hz60 Hz

Input Voltage

10kv 6kv 20kv

Model

Scb10

Output Voltage

0.4 Kv 0.415kv 0.22kv

Transport Package

Wood Box

Specification

customize

Trademark

HaiRui

Origin

Zhejiang, China

Production Capacity

5000000/PC

Key features

Fireproof and Flame-Retardant: Vacuum-cast epoxy resin core eliminates fire risks, allowing direct installation at load centers.

30-Year Lifespan: Integrally cast coils provide robust structure with an expected operational life of up to 30 years.

High Efficiency and Low Noise: Utilizes cold-rolled silicon steel and foil winding to reduce loss and noise below national standards.

50% Overload Capacity: Forced air cooling (AF) mode enables output capacity increase by up to 50% for emergency operations.

100% Humidity Resistance: Excellent moisture resistance allows immediate service in 100% humidity without pre-drying.

Flexible Customization: Supports custom voltage, capacity, dimensions, and protection levels (IP level) for specific needs.

Renewable Energy Adaptation: Designed to handle harmonics and DC components, suitable for grid connection of solar and storage.

Global Quality Certification: Strictly passes ISO9001 and ISO9002 quality system certifications ensuring reliability and safety.

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: ≤0.85h

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.

Q:What is the expected lifespan of the transformer?

The transformer features integrally cast coils for a robust structure with an expected lifespan of up to 30 years.

Q:What is the overload capacity of the transformer?

In forced air cooling (AF) mode, the output capacity can be increased by up to 50% to handle emergency overload operations.