Do you have after-sales service?

Yes, our after-sales engineer team provides support and instruction via video or phone call when needed.

Do you conduct tests after production?

Yes, our production engineer team tests the goods after completion and provides test information to clients before delivery.

Over 21 Years Factory Qualified DC Traction Rectifier

Name: Over 21 Years Factory Qualified DC Traction Rectifier
Brand: Zhonghe New Energy Electrical Engineering (Qingdao) Co. Ltd
SKU: 2015568452

Shandong, ChinaZhonghe New Energy Electrical Engineering (Qingdao) Co. Ltd

US$120,000.00-200,000.00

1 Piece

Product profile

Customization

Available

Output Type

Single

Warranty

2 Years

Model NO.

ZQA-3000KW

Output Power

750kw-4000kw

Input Voltage

590VAC,1180VAC,2360VAC

Connection Mode

Parallel Switching Power Supply

Starting Mode

Self-excited Switching Power Supply

Voltage Regulating Mode

Depends on Input Voltage

Power Supplying System

Terminal Power Distribution Equipment

Energy Transmission

One-way Transmission

Modulation System

12 Phases Full-Wave Rectification

Certification

ISO, CCC

Brand

Zhonghe

Rated Voltage

DC 750V/ 1500V / 3000V

Rated Power

750kw to 4000kw

Power Factor

Min 0.95

Efficiency

> 99%

Transport Package

Plywood Box

Specification

1380mm*1500mm*2300mm

Trademark

ZHONGHE

Origin

Qingdao, China

HS Code

8504401990

Production Capacity

1000

Key features

20+ Years Experience: Over 21 years of experience in design, construction, and commissioning of traction rectifiers.

High Efficiency: Efficiency exceeds 99% with a power factor of at least 0.95.

Wide Power Range: Available output power from 750kW to 4000kW for various applications.

Comprehensive Warranty: Provides a 2-year warranty covering mechanical defects and support.

Customized Solutions: Offers OEM and ODM services with tailored voltage and power options.

Robust Protection: Includes over-voltage, diode fuses, and over-current protection features.

ISO and CCC Certified: Meets international standards with ISO and CCC certifications.

Global Support: Localized support and after-sales service available via video or phone.

Company profile

High Repeat Buyers ChoiceCooperated with Fortune 500QA/QC InspectorsR&D Capabilities

Zhonghe New Energy Electrical Engineering (Qingdao) Co. Ltd

Shandong, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2023-06-06Nearest Port: QINGDAOAverage Response Time: ≤11.97hTerms of Payment: LC, T/T, Western UnionInternational Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, CIP

AI-Powered supplier vetting

SummaryThe supplier operates in power transmission, distribution, control, rail transit, battery, generator, and new-energy equipment, while its company type is identified as a trading company. It reports two production lines, specified output across DC power systems, traction rectifiers, DC switchgear, and EV chargers, and a factory location in Qingdao. R&D evidence includes recent new products, ODM services, SDK availability, and customization from samples or designs. Quality processes include assurance, raw-material traceability, documented inspections, complaint handling, and corrective-action procedures. Service procedures and approved-supplier controls are documented, with an off-season lead time of one month. The provided slices do not establish certifications, financial strength, or identifiable customer cases; OEM service for well-known brands is reported but no customer names or case details are supplied.

Supplier typeThe supplier’s stated scope covers manufacturing and sales of power, distribution-control, rail-transit, battery, generator, and new-energy equipment. However, its company nature is explicitly identified as a trading company, indicating a mixed trading and manufacturing profile rather than a purely manufacturing entity.

After-Sales capabilityThe supplier reports documented procedures and records for service-capability assessment, corrective and preventive actions, customer complaint handling, and quality-control records. These controls support service management, but the slices do not provide direct evidence of service staffing, response performance, or customer satisfaction.

R&D capabilityThe supplier reports new products within the past year, ODM services, available SDK support, and R&D of emerging energy technologies. Its scope also includes new-energy dynamic equipment manufacturing, providing explicit evidence of product-development activity.

Production capacityThe supplier reports two production lines and specified output of 300 DC power systems, 200 traction rectifiers, 200 DC switchgear units, and 8,000 EV chargers. It also lists manufacturing activities across power equipment, batteries, generators, and new-energy equipment, although capacity adequacy for a specific order is not established.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. ODM availability and design-service capability further support a broad customization offering.