Qzb Series Auto-Coupling Three-Phase Reduced-Voltage Starting Transformer

Name: Qzb Series Auto-Coupling Three-Phase Reduced-Voltage Starting Transformer
Brand: Mingri Electric Co., Ltd.
SKU: 2288813225

Zhejiang, ChinaMingri Electric Co., Ltd.

US$155.40-1,820.02

1 Piece

Product profile

Customization

Available

Application

Power, Electronic, Instrument, Lighting, Rectifier, Audio

Phase

Three

Model NO.

QZB

Core

Core-type Transformer

Cooling Method

Dry-type Transformer

Winding Type

Separated Winding Transformer

Certification

ISO9001, CCC, CE

Usage

Rectifier Transformer, Combined Transformer, Power Transformer, Distribution Transformer

Frequency Characteristics

Intermediate Frequency

Shape of Core

Brand

Mingri

Example Values

Class B

Rated Voltage

380V

Mounting Type

Vertical

Compatible Motor

22kw~450kw

Material

Copper

Transport Package

Wooden Box

Trademark

MINGRI

Origin

Zhejiang, China

HS Code

8504401990

Production Capacity

100 Pieces/Week

Key features

Customizable Output Voltage: Output voltage can be customized to meet specific application requirements.

Wide Motor Power Range: Compatible with squirrel-cage induction motors from 14kW to 300kW.

OEM and ODM Services: Supports full customization from samples, designs, and flexible customization options.

100% Product Inspection: All finished products undergo functional and visual inspection before delivery.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceFast DeliveryIn-stock Capacity

Mingri Electric Co., Ltd.

Zhejiang, China

Business 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: 2021-03-01Average Response Time: ≤1.35hTerms of Payment: LC, T/T, PayPal, etc.

AI-Powered supplier vetting

SummaryMingri Electric is a limited company supplying box-type substations, ring main units, high- and low-voltage switchgear, cable distribution products, and related equipment. It reports ISO9001, ISO14001, ISO45001, CE, and stated IEC and ANSI compliance, supported by documented finished-product inspection procedures. The supplier offers extensive customization and end-to-end technical support, including commissioning, maintenance, and after-sales service. Its innovation profile includes smart monitoring, smart-grid technologies, and SF6-free switchgear, but R&D resources are limited to one engineer, one patent is reported, and R&D audit documentation is unavailable. Export experience is eight years, with 21%–30% of sales from exports and self-operated import/export rights. Inventory capability is available, while no overseas warehouse or showroom is reported. No Fortune 500 collaboration is disclosed, although repeat-buyer preference is reported at 80%–100%.

Supplier typeThe supplier is identified as a limited company whose product scope covers box-type substations, ring main units, high- and low-voltage switchgear, cable distribution, and related box-type switchgear. Its stated business scope also includes electrical installation services and construction-related activities, indicating an electrical equipment supplier with associated project-service capabilities.

CertificationsThe supplier reports ISO9001:2015 and ISO14001:2015, with ISO45001:2018 also stated in its sustainability and management certification records. CE product certification is reported, and the company states that its equipment meets IEC and ANSI standards, providing explicit evidence of quality, environmental, occupational-safety, and product-compliance certifications.

After-Sales capabilityThe supplier states that it provides support from initial consultation through commissioning and beyond, including optimization assistance, after-sales support, and maintenance services. It also reports a global logistics network and an expert technical team, indicating an established service offering, although the slices do not quantify service response times or coverage by region.

Customization capabilityThe supplier explicitly reports customization from samples, customization from designs, full customization, minor customization, and flexible customization. This directly demonstrates a broad range of customization options for customer requirements.

Product Q&A

Q:What is the packaging method?

Standard export packaging includes foam inner protection and reinforced carton or wooden case. Wooden cases are used for heavy or large-sized units to ensure safe sea or air freight.

Q:What is the delivery time?

For low-voltage products: - Small quantity (stock models): about 3-7 working days - Customized models: about 7-15 working days - Large quantities: delivery time extends accordingly based on order volume For high-voltage products: - Standard models: 7-15 working days after order confirmation - Customized configurations: 20-30 working days - Large quantities: delivery time extends accordingly based on order volume

Q:Do you offer samples or trial orders? How is pricing determined?

Yes, sample orders and small trial orders are welcome. Pricing depends on specifications (power, voltage, current, etc.) and quantity. Please contact us with your requirements for a customized quote. OEM/ODM orders are also supported.

Q:What is the warranty period?

Typically 12 months from the date of shipment.