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Tube cross-reference

CK510AX alternatives, equivalents, and replacements

Review exact electrical variations and directional substitutions recorded for the CK510AX voltage pentode or tetrode (under 100v). Compare core specifications and verify every restriction before using a replacement.

No alternatives recorded

Tube Tinker does not currently have an exact variation or directional substitution recorded for CK510AX.

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 CK510AX specifications →