What is the minimum order quantity?

The minimum order quantity is 1 unit.

What payment terms are accepted?

We accept LC, T/T, D/P, PayPal, Western Union, and small-amount payments.

Is the product fire and moisture proof?

Yes, the transformer features fire-proof and moisture-proof properties for safe and reliable operation.

CHWENMA SG Series Three Phase Dry Type Isolation Transformer 220V 380V

Name: CHWENMA SG Series Three Phase Dry Type Isolation Transformer 220V 380V
Brand: Zhejiang Wenma Electric Co., Ltd.
SKU: 2042461722

Zhejiang, ChinaZhejiang Wenma Electric Co., Ltd.

US$160.00-3,600.00

1 Piece

Product profile

Customization

Available

Application

Power

Phase

Three

Model NO.

SG/OSG-50-250KVA

Core

Shell-type Transformer

Cooling Method

Dry-type Transformer

Winding Type

Multi-winding Transformer

Certification

ISO9001

Usage

Single-phase Transformer, Power Transformer, Distribution Transformer

Frequency Characteristics

Low Frequency

Shape of Core

Brand

Chwenma

Transport Package

Wooden Boxes

Specification

Trademark

CHWENMA

Origin

China

HS Code

8504210000

Production Capacity

3200

Key features

Customization Options: Full customization, design-based, sample-based, and flexible customization available.

Wide Power Range: Available from 1kVA to 2000kVA for various power supply occasions.

Fire and Moisture Proof: Features fire-proof, moisture-proof, safe, reliable, and energy-saving design.

Interference Elimination: Eliminates common-mode interference, high-frequency noise, and third harmonics.

Neutral Line Creation: Converts 3-wire Delta to 4-wire Wye to create a new independent neutral line.

Strict Quality Control: 100% visual and function inspection for all finished products.

International Standards: Compliant with VDE0550, IEC 439, JB5555, and GB5226 standards.

Low Lead Time: Peak and off-peak season lead time within 15 workdays or one month.

Company profile

In-stock CapacityFast DeliveryLow MOQQuality Assurance

Zhejiang Wenma 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. CertifiedExport Year: 1 Year CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤0.34h

AI-Powered supplier vetting

SummaryThe supplier is a limited company with 10 employees, based in Yueqing, Zhejiang, China, and offers voltage regulators. It provides OEM and ODM services, including multiple customization options, but reports no new product development in the past year and no available SDK. Manufacturing-related strengths include valid contracts with affiliated subcontractors, in-stock capability, quality assurance, and documented supplier-assessment and corrective-action procedures. Service coverage is primarily domestic: it has no overseas warehouse, showroom, agents, branches, or reported overseas-service countries, and has not participated in offline trade shows. Financial records are identified for 2021–2023, but the provided slices do not establish financial strength. Customer complaint handling has documented procedures and records. No explicit certifications or named customer cases are provided.

Supplier typeThe supplier is identified as a limited company, not part of a larger corporate group, with 10 employees. Its listed product scope is voltage regulators, and its company type is recorded as combined, indicating a small independent supplier with a defined product focus.

After-Sales capabilityThe supplier has a documented customer-complaint handling procedure with implementation records and offers in-stock service. However, it reports no overseas warehouse, showroom, agent, branch, or overseas-service country, limiting demonstrated international after-sales coverage.

Production capacityManufacturing capability is supported by valid contracts with associated subcontractors, in-stock capacity, quality assurance, written supplier-assessment procedures, and corrective/preventive-action records. The stated peak- and off-season lead times are within 15 workdays to one month, indicating an established production and service process.

Customization capabilityThe supplier explicitly offers OEM services for well-known brands and ODM services, along with customization from samples, designs, full customization, minor customization, and flexible customization. These stated service options demonstrate broad customization capability.