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Transmitting Tube Electron Triode (TH537)
US$50,000.00-60,000.00
1 Piece
Product profile
Customization
AvailableEncapsulation Structure
OtherWorking Frequency
High FrequencyModel NO.
TH375, TH537, TH558, TH576Power Level
High PowerFunction
Power TriodeMaterial
Metal CeramicFilament Voltage
18VFilament Current
430AAmplifcation Factor
4.3Power
300kwWorking Position
VerticalMax Height
560mmMax Diameter
310mmMax Weight
56kgCooling
Water and Forced AirTransport Package
Foam PackingTrademark
SETECOrigin
ChinaHS Code
8540890090Production Capacity
10PCS MonthlyKey features
High Power Output: Delivers up to 300kW steady-state anode dissipation and 305kW output power.
Advanced Cooling System: Features multiphase cooling (water/vapor) combined with forced air for high efficiency.
High Frequency Performance: Designed for AF and RF amplifiers up to 110 MHz with high-dissipation characteristics.
Durable Construction: Metal ceramic encapsulation with thoriated tungsten filament and pyrolytic graphite grids.
Versatile Operation Modes: Capable of operating in both CW and pulse modes for diverse industrial applications.
Low Secondary Emission: Pyrolytic graphite grids provide low secondary emission for stable performance.
Company profile

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.
Product Q&A
Q:What is the maximum output power of the TH537 tube?
A:
The TH537 tube can deliver an output power of 305 kW under typical operation conditions.
Q:What cooling methods are used for this transmitting tube?
A:
It utilizes a multiphase cooling system combining water/vapor cooling with forced air cooling.
Q:What is the maximum working frequency for this tube?
A:
The tube is designed for use in AF and RF amplifiers up to a frequency of 110 MHz.
Q:Can the TH537 operate in pulse mode?
A:
Yes, the tube may be operated in CW or pulse modes, with pulse parameters depending on equipment characteristics.
Q:What is the filament voltage and current rating?
A:
The direct heater voltage is 18V (AC or DC) with a heater current of 430A.
Send Inquiry
*To:
Ningbo Setec Electron Co., Ltd.
Ningbo Setec Electron Co., Ltd.*Content:
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