How long is the lead time for production?

The average lead time is within 15 working days, applicable to both peak season and off-season periods.

What types of welding machines are these diodes suitable for?

They are suitable for medium frequency spot welding, seam welding, projection welding, and butt welding machines.

What cooling methods are supported?

The diodes support both air cooling and water cooling methods to ensure optimal thermal performance.

5sdd High Reliablity Super Large Current Welding Diode

Name: 5sdd High Reliablity Super Large Current Welding Diode
Brand: Sailing Commercial (Tianjin) Co., Ltd.
SKU: 905241285

Tianjin, ChinaSailing Commercial (Tianjin) Co., Ltd.

US$1.00

1 Piece

Product profile

Customization

Available

Application

Diode, Resistence Welding Machine

Batch Number

2020+

Model NO.

ZP7100A 400V

Manufacturing Technology

Discrete Device

Material

Element Semiconductor

Model

Zp 7100A 400V

Package

SMD

Signal Processing

Analog Digital Composite and Function

Type

P-Type Semiconductor

Price Term

Fob, CFR, CIF, EXW

Assembly

Heatsink

Goods Specification

Standard

Brand

Sailton

Transport Package

Carton Box

Specification

400*300*200

Trademark

SAILTON/STI

Origin

China

HS Code

8541300000

Production Capacity

150000 PCS/Year

Key features

Super Large Current Capacity: Available in currents ranging from 4000A to 18000A for high-power applications.

High Reliability Design: Features very low on-state voltage and minimum thermal resistance for stable performance.

Wide Voltage Range: Supports voltage ratings from 200V to 600V to fit various welding machine specs.

Versatile Cooling Options: Compatible with both air cooling and water cooling systems for different environments.

Custom Assembly Service: OEM service available; heatsink assembly can be customized based on client requirements.

Broad Application Scope: Ideal for spot welding, seam welding, and resistance welding machines in automotive industries.

Fast Lead Time: Average lead time within 15 working days for both peak and off-season periods.

Low MOQ for Testing: Minimum Order Quantity is only 5 units, allowing for easy sample testing and small batches.

Company profile

High Repeat Buyers ChoiceIn-stock CapacityFast DeliveryR&D Capabilities

Sailing Commercial (Tianjin) Co., Ltd.

Tianjin, China

Business Type: Trading Company CertifiedR&D Capacity: OEM Service Available CertifiedCustomization Options: Customization from Samples CertifiedExport Year: 6 years CertifiedNearest Port: Tianjin PortAverage Response Time: ≤1.97h

AI-Powered supplier vetting

SummarySailing Commercial (Tianjin) Co., Ltd. is a China-based trading company established in 2017 with six employees. It offers semiconductor-related and power-control products and reports annual semiconductor-device productivity of 250,000 pieces, although its trading-company status means manufacturing capability is not clearly established. The supplier provides customization from samples and OEM services for well-known brands, but does not provide 3D software design, ODM, SDK, or broader professional R&D services, and reported no new products in the past year. Overseas sales represent 90% of total sales, with six years of export experience and self-operated import/export rights. Service procedures exist, but required records, approvals, and complaint documentation are absent. No overseas warehouses, showrooms, agents, branches, or offline trade-show participation are reported. Financial information is present for multiple years, but no financial figures or independent credibility evidence are provided.

Supplier typeThe supplier is identified as a limited trading company headquartered in Tianjin, China, with six employees and no larger-company affiliation. Its product scope includes thyristors, welding diodes, semiconductor devices, water-cooling power cables, and high-voltage control cabinets.

After-Sales capabilityThe supplier has written procedures for service assessment, corrective and preventive actions, and customer complaints, but no written records are maintained. It has no overseas warehouse, showroom, agent, branch, or offline trade-show presence; overseas service coverage is listed as zero countries, with debugging shown as the only service detail.

R&D capabilityThe supplier is explicitly not classified as a professional technical supplier, does not offer 3D software design, ODM, or SDK services, and reported no new products in the past year. Its stated R&D-related service is limited to customization from samples.

Customization capabilityThe supplier explicitly provides customization from samples and has OEM capability for well-known brands. It does not provide ODM services, 3D software design, or SDK support, indicating sample-based customization rather than broad product-development capability.