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High Frequency Vacuum Triodes in Oscillators RS2048cj, RS2048cjc, RS3021cj
US$1,300.00-1,800.00
1 Piece
Product profile
Customization
AvailableEncapsulation Structure
OtherWorking Frequency
High FrequencyModel NO.
RS3021CJ, RS3041CJPower Level
High PowerFunction
Power TriodeMaterial
Metal CeramicFilament Voltage
5.7VFilament Current
135AAmplifcation Factor
7Power
20kwWorking Position
VerticalMax Height
247mmMax Diameter
130mmMax Weight
4.1kgCooling
WaterTransport Package
Foam PackingTrademark
SETEC JINGGUANG CHINAOrigin
ChinaHS Code
8540890090Production Capacity
50PCS MonthlyKey features
High Power Output: Max anode oscillating power reaches 20kW for high-performance applications.
Wide Frequency Range: Max working frequency up to 120MHz suitable for various RF amplifiers.
Metal Ceramic Structure: Coaxial metal ceramic design ensures durability and high stability.
Versatile Applications: Ideal for Class B RF amplifiers, industrial heating, and CO2 laser cutting.
Flexible Operation Modes: Supports both CW and pulse modes for diverse industrial requirements.
Efficient Cooling System: Features forced air and forced water cooling for optimal thermal management.
Robust Electrical Specs: High filament current of 135A and amplification factor of 7 for strong signal.
Compact Dimensions: Max diameter 130mm and height 247mm, weighing only 4.1kg.
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 power output of the RS3021CJ?
A:
The RS3021CJ has a max anode oscillating power of 20kW.
Q:What is the maximum working frequency?
A:
The maximum working frequency is 120MHz.
Q:What are the main applications for this tube?
A:
It is mainly used in Class B RF amplifiers, industrial high frequency heating equipment, and CO2 laser cutting machines.
Q:Does the tube support pulse mode operation?
A:
Yes, the tube may be operated in CW or pulse modes. Parameters for pulse mode depend on each equipment's characteristics.
Q:What is the cooling method for this triode?
A:
The tube uses forced air cooling for the stem and forced water cooling for the anode.
Send Inquiry
*To:
Ningbo Setec Electron Co., Ltd.
Ningbo Setec Electron Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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