20kVA Three Phase 380V to 220V Step Down Transformer

Name: 20kVA Three Phase 380V to 220V Step Down Transformer
Brand: Chongqing Vision Star Optical Co., Ltd.
SKU: 867167235

Chongqing, ChinaChongqing Vision Star Optical Co., Ltd.

US$260.00-800.00

1 Piece

Product profile

Customization

Available

Application

Power, Electronic, Instrument, Lighting, Rectifier, Audio

Phase

Three

Model NO.

20kva

Core

Core-type Transformer

Cooling Method

Dry-type Transformer

Winding Type

Two-winding Transformer

Frequency Characteristics

Low Frequency

Shape of Core

Noise

≤50dB

Temperature Raise

≤50℃(in -25-45℃ Environment)

Cooling

Air Cooling

Winding Material

Pure Copper

Insulation Grade

F/H(Can Be Customized)

Efficiency

≥98%

Insulation Resistance

≥150mΩ

Impedance Voltage

≤4%

Structure

Vertical

Transport Package

Standard Exporting Package

Trademark

SKZ

Origin

China

Production Capacity

10000 Units/Month

Key features

Pure Copper Winding: Constructed with pure copper coils for high conductivity and durability.

Customizable Voltage: Input voltage (415V) and output voltage (220V) can be customized.

Long Service Life: Designed for a service life of 30 years with reliable performance.

Multi-Industry Application: Suitable for power, electronics, medical devices, and lighting.

Overload Capacity: Supports 1.2 times rated power for robust industrial use.

Company profile

OEM ServicesR&D CapabilitiesProduct CertificationSelf-branded

Chongqing Vision Star Optical Co., Ltd.

Chongqing, China

Business Type: Manufacturer/FactoryExport Year: 2005-06-01Nearest Port: shenzhen, shanghai, guangzhouAverage Response Time: ≤4.50hTerms of Payment: T/T, Western Union, Money Gram, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, CIP

AI-Powered supplier vetting

SummaryThe supplier is identified as a trading company, while an associated company is described as a factory. It operates in the medical-device sector and states that its products have CE certificates, with 1–3 years of warranty and lifetime after-sales support. It reports production capacity for slit lamps and auto refractometers, offers OEM and ODM services, and supports multiple forms of product customization. However, it does not provide 3D software design services, reported no new products during the past year, has no SDK, and lacks overseas agents, branches, warehouses, and showrooms. Financial credibility cannot be assessed from the provided information because the relevant entry only references a year without financial results.

Supplier typeThe supplier is explicitly classified as a trading company, while an associated company is identified as a factory. Its stated business scope includes licensed third-category medical-device operations, indicating sector relevance but not that the target supplier itself is a manufacturing entity.

CertificationsThe supplier states that its products have CE certificates. This is explicit evidence of certification for the products described, although the slices do not specify the certified product range or certificate validity details.

After-Sales capabilityThe supplier offers 1–3 years of warranty, free online training, technical support, satisfactory after-sales service, and lifetime after-sales support. These stated services provide explicit evidence of an established after-sales offering.

R&D capabilityThe supplier provides ODM services, but it reported no new products during the past year and has no available SDK. These limitations prevent a positive assessment of current innovation capability, while the available data does not explicitly establish a complete lack of R&D capability.

Production capacityThe supplier reports annual capacity of 50,000 slit lamps and 60,000 auto refractometers, and states that it has in-stock capability. However, it is classified as a trading company, and the manufacturing-capacity contract status is unknown; the reported figures therefore demonstrate stated supply capacity but do not fully verify direct manufacturing capability.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, flexible customization, and ODM services. It does not provide 3D software design services, but the stated product customization options are broad.

Client casesThe supplier states that its optical and ophthalmic instruments have been praised by thousands of hospitals and optical-glasses stores and that it provides OEM services for well-known brands. These are explicit customer-experience claims, although no customer names, project details, or independently verifiable case studies are provided.