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PL519 alternatives, equivalents, and replacements

Review exact electrical variations and directional substitutions recorded for the PL519 power - tv horizontal output (sweep). Compare core specifications and verify every restriction before using a replacement.

Exact variations of PL519

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.

  • 40KG6A

    Power - TV Horizontal Output (sweep)

    Base
    38A
    Socket
    B9D
    Base pins
    9
    Sections
    1
    Heater voltage
    40 V
    Heater current
    0.3 A
  • PL509

    Power - TV Horizontal Output (sweep)

    Base
    38A
    Socket
    B9D
    Base pins
    9
    Sections
    1
    Heater voltage
    40 V
    Heater current
    0.3 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 PL519 specifications →