Note: The size of the Tungsol KT-120 tube is substantially more than its KT88 cousin. The seated height is approximately 4.5" (113mm). The width is 2" (52mm).
View Tungsol KT120 tube data sheet.
Other Tung-Sol tubesKT88 Tube Types
Additional Information and Downloads
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Warranty Information and Return PolicyWarranty Period: 3 months
All our tubes are guaranteed for 3 months from the date of purchase. (Any exceptions will be noted on that tube's Warranty tab)
If you receive a tube that does not perform to the manufacturer's specifications, please do the following:
- contact us to get a return authorization
- return it via regular mail within 90 days from when we shipped it, and we will provide an exchange or refund of the full purchase price of the tube.
Returns not related to warranty or defect will be considered at our discretion, and are subject to a 15% restocking fee.
We can not accept returns that don't have an authorization, are past 3 month, or are returned improperly.
These guidelines may be updated without notice.
Ratings & Reviews
Conrad-Johnson KT120 Step Up.
by James F.
This tube provides great headroom. Full even spectrum spred tone.
A perfect match. Thank you for the tube matching.