6LB6

6LB6 has no equivalent designation confirmed by the archive. Completed sales put the typical price at $24.06 per tube.

What 6LB6 Sells For
MeasurePer tube
Median$24.06
Typical range (25th–75th) $15.00 – $32.35
Most sales (10th–90th) $9.95 – $41.45
Extremes incl. outliers $2.22 – $55.99
Completed sales30
By Brand
BrandMedianRangeSales
Sylvania$24.61 $13.86 – $34.9312
RCA$22.78 $9.95 – $29.686
By Condition
ConditionMedianSales
NOS$27.1112
used$18.1214

Per-tube prices from completed sales, 2026-07-07 to 2026-09-06. Matched pairs and quads are divided out. See the price index for how these move over time.

Datasheets

Original manufacturer datasheets for 6LB6, hosted by Frank Philipse's Electron Tube Data sheets.

ManufacturerDesignationDatasheet
General Electric 6LB6 PDF (396 KB)
RCA (HB3) 6LB6 PDF (134 KB)
RCA (RC30) 6LB6 PDF (60 KB)
In the Archive

Documents held here and used to write this page.