What are the physical dimensions of the tube?

The tube has a height of 650mm, diameter of 320mm, and weighs 74kg.

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The product description mentions Certifications but does not list specific certification bodies or standards.

What are the payment terms?

Terms of Payment include LC, T/T, and Western Union.

High Frequency Transmitting Power Electronic Tube (TH558)

Name: High Frequency Transmitting Power Electronic Tube (TH558)
Brand: Ningbo Setec Electron Co., Ltd.
SKU: 817835475

Zhejiang, ChinaNingbo Setec Electron Co., Ltd.

US$100,000.00-120,000.00

1 Piece

Product profile

Customization

Available

Encapsulation Structure

Foam Packing

Installation

Vertical

Model NO.

TH558

Working Frequency

High Frequency

Power Level

High Power

Function

Power Triode

Material

Metal Ceramic

Filament Voltage

18V

Filament Current

430A

Amplifcation Factor

4.3

Power

300kw

Working Position

Vertical

Max Height

560mm

Max Diameter

310mm

Max Weight

56kg

Cooling

Water and Forced Air

Transport Package

Foam Packing

Trademark

SETEC

Origin

China

HS Code

8540890090

Production Capacity

10PCS Monthly

Key features

High Power Output: Delivers up to 550kW output power with high gain and efficiency for transmitters.

Advanced Cooling: Hypervapotron anode cooling with demineralized water and forced air for enhanced safety.

Stable Operation: Pyrobloc grids ensure highly stable operating characteristics in AF and RF amplifiers.

Versatile Modes: Capable of operation in both CW and pulse modes for diverse industrial applications.

High Efficiency: Achieves 83.5% anode efficiency at 500kW output power.

Coaxial Design: Metal-ceramic coaxial structure designed for medium- and short-wave transmitters.

Company profile

Ningbo Setec Electron Co., Ltd.

Zhejiang, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2004-08-10Nearest Port: SHANGHAI, NINGBO, XIAMENAverage Response Time: ≤24hTerms of Payment: LC, T/T, Western UnionInternational Commercial Terms(Incoterms): FOB, EXW, CIF

AI-Powered supplier vetting

SummaryThe supplier is a small trading company with three employees, offering electronic and vacuum-related components and conducting import/export business. It has substantial export orientation, with 71%–90% of total sales from exports and nine years of export experience, but overseas services are limited: it reports no overseas agents or branches, warehouses, showrooms, or offline trade-show participation. Its product development capability is limited, with one R&D engineer, no new products in the past year, and no 3D software design service. It supports customization from samples. Service procedures exist for several areas, but records are absent, while quality-control test equipment is reported as zero and several quality and traceability conditions are unknown. No Fortune 500 cooperation is reported; however, repeat-buyer preference is stated at 80%–100%. Financial records are identified for recent years, but the provided information does not establish financial strength.

After-Sales capabilityThe supplier reports one-month average lead times in both peak and off-season periods and has procedures for complaint handling, supplier assessment, and corrective/preventive actions, but no written records are available. It also reports no in-stock capacity, overseas warehouse, overseas showroom, overseas agent or branch, and no overseas-service countries, indicating limited documented after-sales and overseas support capability.

R&D capabilityInnovation capability appears limited: the supplier is not identified as a professional technical supplier, does not provide 3D software design services, has one R&D engineer, and launched no new products in the past year. The engineer provides solutions according to customer demand, but this does not demonstrate broader product-development strength.

Production capacityThe supplier is described as a trading company with three employees, while manufacturing-outsourcing procedures and contracts are unknown. It reports no in-stock service capacity, and quality-control test equipment is stated as zero; therefore, the slices do not support a demonstrated production capability and identify material operational limitations.

Customization capabilityThe supplier explicitly provides customization from samples, and its sole R&D engineer is responsible for providing solutions according to client demand. This supports sample-based customization, although no evidence is provided for advanced design or 3D engineering services.