Is after-sales service available?

Yes, our after-sales team provides support and instructions via video or phone calls when needed.

Do you test products after production?

Yes, our engineers test finished goods and provide test information to clients for reference before delivery.

750VDC, 1500VDC, 3000VDC, Traction Diode Rectifiers, Controlled Rectifiers DC Rail Transportation Rectifier

Name: 750VDC, 1500VDC, 3000VDC, Traction Diode Rectifiers, Controlled Rectifiers DC Rail Transportation Rectifier
Brand: Zhonghe New Energy Electrical Engineering (Qingdao) Co. Ltd
SKU: 2072318135

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

Efficiency

Min 0.95

Power Factor

>99%

Transport Package

Plywood Box

Specification

1380mm*1500mm*2300mm

Trademark

ZHONGHE

Origin

Qingdao, China

HS Code

8504401990

Production Capacity

Key features

High Efficiency: Efficiency reaches up to 99% with a power factor of 0.95 or higher.

Wide Voltage Range: Supports DC 750V, 1500V, and 3000V rated voltages for diverse rail systems.

Robust Protection: Features over-voltage, over-current protection, and diode fuses for safety.

20+ Years Experience: Over two decades of expertise in design, construction, and commissioning.

Compact Design: Reliable, durable, and compact structure with minimal maintenance costs.

Certified Quality: Holds ISO and CCC certifications ensuring international standard compliance.

High Overload: Capable of handling high overload conditions for stable rail operation.

Custom Solutions: Offers tailored OEM/ODM solutions to minimize cost and risk.

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: ≤15hTerms 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.