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Tube Tinker — Electron Tube Database

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240FEV12GTE alternatives, equivalents, and replacements

Review exact electrical variations and directional substitutions recorded for the 240FEV12GTE new (being researched). 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 240FEV12GTE.

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 240FEV12GTE specifications →