What is the main function of this product?

It is a rectifier unit designed for medium frequency inverter resistance welding machines, providing rectification output.

What are the main markets for this product?

Main markets include North America, South America, Europe, Southeast Asia/Mideast, Africa, East Asia (Japan/South Korea), Australia, and Domestic markets.

Water Cooling Welding Diode Assembly Welding Unit

Name: Water Cooling Welding Diode Assembly Welding Unit
Brand: Sailing Commercial (Tianjin) Co., Ltd.
SKU: 849939605

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

US$1.00

5 Pieces

Product profile

Customization

Available

Application

Diode, Resistance Welding Machine

Batch Number

2020+

Model NO.

ZD series welding diode unit

Manufacturing Technology

Discrete Device

Material

Element Semiconductor

Model

Zd Series

Package

Water Cooling Diode

Signal Processing

Analog Digital Composite and Function

Type

Welding Diode Assembly

Brand

Sailton

Transport Package

Carton Box

Specification

400*300*300

Trademark

SAILTON/STI

Origin

China

HS Code

85413000

Production Capacity

50000 Sets/Year

Key features

Low On-State Voltage Drop: Designed for extremely low Vfm/Vtm to enhance efficiency.

Low Thermal Resistance: Minimizes thermal resistance for superior heat dissipation.

High Reliability: Features high reliability for stable long-term operation.

Super Large Current Capacity: Capable of handling super large current for demanding applications.

Versatile Cooling Options: Available in both air cooling and water cooling configurations.

Direct Replacement: Serves as a direct replacement for the 5SDD series welding diodes.

OEM Service Available: Customization from samples is supported for OEM needs.

Fast Lead Time: Peak and off-peak season lead times are both within 15 workdays.

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: ≤2.62h

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.

Product Q&A

Q:What is the minimum order quantity?

The minimum order quantity is 5 units.

Q:What are the available payment terms?

We accept LC and T/T as payment terms.

Q:Is OEM service available?

Yes, OEM service is available with customization from samples.

Q:What is the lead time for delivery?

The average lead time is within 15 workdays for both peak and off-peak seasons.

Q:What types of welding machines can this unit be used with?

It is suitable for inverter type resistance welding machines, spot welding machines, chink welding machines, projection welding machines, and butt welding machines.