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Tube Tinker — Electron Tube Database

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EZ80 alternatives, equivalents, and replacements

Review exact electrical variations and directional substitutions recorded for the EZ80 rectifier - full wave. Compare core specifications and verify every restriction before using a replacement.

Exact variations of EZ80

These designations belong to the same electrical variation group. Their names may differ because of international standards, manufacturing tolerances, or materials, but they are recorded as electrically equivalent—not merely substitutes.

  • 6V4

    Rectifier - Full Wave

    Base
    9M
    Socket
    B9A
    Base pins
    9
    Sections
    2
    Heater voltage
    6.3 V
    Heater current
    0.6 A

Replacement tubes for EZ80

The following tubes are recorded as possible replacements for EZ80. This direction does not establish that EZ80 can replace them.

6V4

Rectifier - Full Wave

American To Foreign

The database records 6V4 as a possible replacement forEZ80.

No special restrictions are recorded for this substitution.

SpecificationOriginal tubeReplacement
Tube typeRectifier - Full WaveRectifier - Full Wave
ConstructionRectifier-RectifierRectifier-Rectifier
BaseNot recorded9M
SocketB9AB9A
Base pins99
Sections22
Heater voltage6.3 V6.3 V
Heater current0.6 A0.6 A

Where EZ80 can be used as the replacement

In these recorded relationships, EZ80 is the replacement tube. The listed original tubes are not automatically suitable as replacements for EZ80.

6V4

Rectifier - Full Wave

Foreign To American

The database records EZ80 as a possible replacement for6V4.

No special restrictions are recorded for this substitution.

SpecificationEZ80 replacementOriginal tube
Tube typeRectifier - Full WaveRectifier - Full Wave
ConstructionRectifier-RectifierRectifier-Rectifier
BaseNot recorded9M
SocketB9AB9A
Base pins99
Sections22
Heater voltage6.3 V6.3 V
Heater current0.6 A0.6 A

Verify before substituting

Matching a base or heater voltage is not enough to prove that two tubes are interchangeable. Check pin connections, heater current, maximum ratings, bias requirements, warm-up behavior, and the equipment manufacturer’s service documentation before making a substitution.

View the complete EZ80 specifications →