12J5

12J5 has no equivalent designation confirmed by the archive. Completed sales put the typical price at $18.13 per tube.

What 12J5 Sells For
MeasurePer tube
Median$18.13
Typical range (25th–75th) $12.99 – $27.20
Most sales (10th–90th) $9.20 – $50.48
Extremes incl. outliers $8.48 – $89.75
Completed sales20
By Brand
BrandMedianRangeSales
RCA$15.83 $13.15 – $18.498
Sylvania$40.35 $20.49 – $50.483
By Condition
ConditionMedianSales
NOS$18.0413
used$18.495

Per-tube prices from completed sales, 2026-06-18 to 2026-11-01. Matched pairs and quads are divided out. See the price index for how these move over time.

Datasheets

Original manufacturer datasheets for 12J5, hosted by Frank Philipse's Electron Tube Data sheets.

ManufacturerDesignationDatasheet
General Electric 12J5 PDF (250 KB)
GE 12J5 PDF (137 KB)
In the Archive

Documents held here and used to write this page.