3CX20000H3 tube specs

The 3CX20000H3 is a high-power ceramic-metal tube designed for applications requiring substantial power handling capabilities. With its medium-mu design and robust construction, this tube offers versatile performance across multiple applications.

Specification	Details
Frequency for Max Rating (CW)	90 MHz
Amplification Factor	20
Filament/Cathode	Thoriated Tungsten (10.0 Volts, 160 Amps)
Plate Dissipation	20,000 Watts maximum
Grid Dissipation	800 Watts
Filament Rating	1600 Watts
Input Capacitance	70.0 pF
Output Capacitance	2.3 pF
Feedthrough Capacitance	43.0 pF
Cooling Method	Forced Air
Length	19.0 in (482.6 mm)
Diameter	8.0 in (203.2 mm)
Weight	20.0 lb (9.1 kg)

3CX20000H3 tube data sheet download

Need comprehensive technical specifications for your engineering team or maintenance department? Download our complete 3CX20000H3 data sheet for detailed operational parameters, characteristic curves, and installation guidelines.

This technical documentation provides all the information needed for proper implementation and maintenance of your 3CX20000H3 tube.

Download 3CX20000H3 Data Sheet PDF

3CX20000H3 tube substitute & equivalent information

The 3CX20000H3 serves as a direct replacement for several industry-standard tubes. When searching for a 3CX20000H3 tube equivalent, consider the following compatible options:

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Our 3CX20000H3 triodes feature the ceramic-metal construction and thoriated tungsten cathode that ensure compatibility with existing systems while providing superior performance and longevity. The robust design makes this triode tube particularly well-suited for high-stress environments where reliability is critical.

For applications requiring similar but not identical specifications, our technical support team can help identify the most appropriate tube from our extensive inventory of power vacuum tubes.

Trust Penta Laboratories, the leading electron tube manufacturers in the USA.

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