Zp900A 4500V Fast Recovery Snubber Diode Replace 5sdf07h4501 for Gto Converter

Name: Zp900A 4500V Fast Recovery Snubber Diode Replace 5sdf07h4501 for Gto Converter
Brand: Zhejiang Duken Electric Co., Ltd.
SKU: 2331396585

Zhejiang, ChinaZhejiang Duken Electric Co., Ltd.

US$35.00

5-99 Pieces

US$32.00

100+ Pieces

Product specifications

ZP900A

Product profile

Customization

Available

Application

Power Electronic Components

Batch Number

2023+

Model NO.

ZP900A

Certification

CE, RoHS, ISO

Material

Power Semiconductor

Model

Zp900A4500V

Package

Standard

Type

N-Type Semiconductor

Alternative

5sdf07h4501

Device Type

Fast Recovery Diode

Package Type

Ceramic Press Pack

Reverse Voltage

4500 V

Average Current

900 a

Surge Current

16 Ka at 10 Ms

RMS Current

1400 a

Recovery Charge

Max. 1700 UC

Mounting Force

36 to 44 kN

Cooling Type

Double Side Cooling

Transport Package

Carton

Specification

93.5*26mm

Trademark

semiduken

Origin

Zhejiang

Key features

4500V blocking voltage supports high voltage power conversion systems.

900A average current provides high current handling capability.

16kA surge capability supports demanding transient operating conditions.

Fast recovery characteristics suit GTO snubber circuit applications.

Double side cooling provides efficient thermal dissipation.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceExhibition Experience

Zhejiang Duken 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: 12 Years CertifiedNearest Port: Ningbo PortAverage Response Time: ≤5.40h

AI-Powered supplier vetting

SummaryThe supplier demonstrates customization, OEM/ODM service, in-stock capacity, quality assurance, and some production and testing equipment. It holds ISO9001:2015, CE, and RoHS-related certifications and has attended PCIM Europe. However, it lacks a valid manufacturing-capacity contract with its associated subcontractor, overseas warehouses, overseas agents or branches, and overseas showrooms. R&D documentation is unavailable for audit, no new products were reported in the past year, and the supplier has no patents or SDK. Service corrective-action and complaint-handling procedures exist but lack written records. Reported financial indicators are all zero, limiting assessment of financial credibility.

CertificationsThe supplier reports an ISO9001:2015 certificate and CE and RoHS product-certification capability. These are explicit certification-related credentials supporting quality-system and product-compliance capability.

Financial creditThe provided financial records report zero operating revenue, gross profit or gross margin, and current-ratio values for the stated periods. These figures do not demonstrate financial strength and materially limit confidence in the supplier’s financial credibility.

R&D capabilityThe supplier offers design customization and ODM services and uses CAD and SolidWorks. Nevertheless, it reported no new products in the past year, no patents, no available SDK, and no auditable R&D design-input, output, review, verification, or validation documentation.

Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, and minor customization, and also provides OEM and ODM services. This is direct evidence of broad customization capability.

Product Q&A

Q:Is ZP900A4500V designed to replace 5SDF07H4501?

Yes. This model is developed as an alternative for 5SDF07H4501. Electrical ratings, mechanical dimensions and actual converter operating conditions should be verified before installation.

Q:What type of application is this diode mainly designed for?

It is designed for use as a large area snubber diode in GTO converter circuits, especially where fast recovery and high voltage capability are required.

Q:What mounting force is required for the press pack package?

The specified mounting force is 36 to 44kN. Correct and uniform clamping is important for maintaining electrical contact and thermal performance.

Q:Does the diode support double side cooling?

Yes. With double side cooling, maximum junction to case thermal resistance is 12 K/kW, while case to heatsink thermal resistance is up to 3 K/kW.

Q:What should be checked when replacing an existing diode?

Confirm the press pack dimensions, mounting force, cooling method, blocking voltage, current rating and recovery characteristics against the original system requirements.