Powered by Made-in-China.com
High Frequency Vacuum Triodes in Oscillator (3CW20000A7)
US$4,500.00-5,500.00
1 Piece
Product profile
Customization
AvailableEncapsulation Structure
OtherInstallation
VerticalModel NO.
3CW20000A7Working Frequency
High FrequencyPower Level
High PowerFunction
Power TriodeMaterial
Metal CeramicFilament Voltage
7.5VFilament Current
100AAmplifcation Factor
200Power
20kwWorking Position
VerticalMax Height
525.8mmMax Diameter
171.4mmMax Weight
5.5kgCooling
Water and Forced AirTransport Package
Foam PackingTrademark
SETECOrigin
ChinaHS Code
8540890090Production Capacity
100PCS MonthlyKey features
High Power Output: Max anode dissipation power of 20kW and output power of 24.2kW.
Metal Ceramic Structure: Features a metal ceramic structure with a directly heating thorium tungsten cathode.
High Frequency Performance: Max working frequency up to 140MHz for high frequency amplifier applications.
Dual Cooling System: Anode cooled by forced water and stem cooled by forced air for efficient heat dissipation.
Versatile Operation Modes: Can be operated in CW or pulse modes for linear and class C high frequency amplifiers.
Robust Design: Vertical installation with coaxial design suitable for industrial voice frequency amplifiers.
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 working frequency?
A:
The maximum working frequency is 140MHz.
Q:What is the anode dissipation power?
A:
The max anode dissipation power is 20kW, with a max grid dissipation power of 500W.
Q:What cooling methods are used?
A:
The tube uses forced air cooling for the stem and forced water cooling for the anode.
Q:What are the filament specifications?
A:
The filament voltage is 7.5V and the filament current is 100A.
Q:What are the typical operating conditions?
A:
Typical operation includes a DC anode voltage of 7kV, DC anode current of 5A, and max driving power of 1540W.
Send Inquiry
*To:
Ningbo Setec Electron Co., Ltd.
Ningbo Setec Electron Co., Ltd.*Content:
Supplier replies will be sent to your registered email
You may also like
High Frequency Vacuum Triodes in Oscillators RS2048cj, RS2048cjc, RS3021cj
US$1,300.00-1,800.00
1 Piece(MOQ)
High Frequency Vacuum Oscillator Electron Triode (FU-946F)
Negotiable
1 Piece(MOQ)
SMD Mmbt5401lt1g PNP Transistor -150V / -500mA Triode
US$0.92-1.50
10 Pieces(MOQ)
High Frequency Oscillator Triode Ftl3-2
Negotiable
1 Piece(MOQ)
High Frequency Oscillator Power Electronic Vacuum Triode (8T85B)
Negotiable
1 Piece(MOQ)
High Quality Ceramic Metal Triode E3069 for Oscillator in High Frequency Heating Machine (E3062C, E3061)
US$450.00-650.00
1 Piece(MOQ)
J6815 Display Tube Tube Color Display Tube Commonly Used Triode
US$0.47-1.22
10 Pieces(MOQ)
Vacuum Tube Itl2-1 Triode for High Frequency Machine (ITL15-2, ITL9-1, ITL12-1, ITK30-2)
US$400.00-700.00
1 Piece(MOQ)
SMD Mmbt5401lt1g PNP Transistor -150V / -500mA Triode
US$0.82-1.40
10 Pieces(MOQ)
Recovery Rectifier Triode Fetures Applications Manufacture Switching Power High Frequency Riac
US$0.05-3.00
1 Piece(MOQ)
J6815 Display Tube Tube Color Display Tube Commonly Used Triode
US$0.47-1.22
10 Pieces(MOQ)
Water Cooled Power Triode Tube Ctk12-3 for High-Frequency Heating Application (CTK15-2, CTK12-4, CTK12-1)
US$2,970.00-3,970.00
1 Piece(MOQ)
Brand New Original Imported 2sc6089 C6089 to-3PF Triode
US$0.60-2.00
10 Pieces(MOQ)
High Frenquency Tight Triode for Heating Industry (ITK60-2)
US$4,500.00-7,000.00
1 Piece(MOQ)
Buh515D with Damping Tube Triode Package to-3p
US$0.58-2.00
10 Pieces(MOQ)
High-Performance Vacuum Triode AC Switch for Lighting Solutions
US$0.05-3.00
1 Piece(MOQ)
Brand New Original Imported 2sc6089 C6089 to-3PF Triode
US$0.50-1.90
10 Pieces(MOQ)
High-Performance 6A Triode Fst06A-800bw Triac for Industrial Applications
US$0.05-3.00
1 Piece(MOQ)
G30n60rufd IGBT Triode Inverter Welding Machine 600V
US$6.40
10 Pieces(MOQ)
High-Performance Fast Recovery Rectifier Triode for Power Efficiency
US$0.05-3.00
1 Piece(MOQ)



















