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Tube cross-reference

M8098 alternatives, equivalents, and replacements

Review exact electrical variations and directional substitutions recorded for the M8098 voltage regulator. Compare core specifications and verify every restriction before using a replacement.

Exact variations of M8098

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.

  • 5651

    Voltage Regulator

    Base
    5BO
    Socket
    B7G
    Base pins
    7
    Sections
    1
    Heater voltage
    Not recorded
    Heater current
    Not recorded

Where M8098 can be used as the replacement

In these recorded relationships, M8098 is the replacement tube. The listed original tubes are not automatically suitable as replacements for M8098.

5651

Voltage Regulator

Foreign To American

The database records M8098 as a possible replacement for5651.

No special restrictions are recorded for this substitution.

SpecificationM8098 replacementOriginal tube
Tube typeVoltage RegulatorVoltage Regulator
ConstructionVoltageRegulatorVoltageRegulator
BaseNot recorded5BO
SocketB7GB7G
Base pins77
Sections11
Heater voltageNot recordedNot recorded
Heater currentNot recordedNot recorded

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 M8098 specifications →