Sovtek 5881WXT

Extremely consistent and reliable work-horse power beam tetrode. Built to rigid military standards, the 5881WXT will tolerate higher voltages than most other 6L6 types. Frequently used as replacement for old 7027s in vintage Ampegs.

See matched version: https://shop.ehx.com/item/5881WXTPL

Tube Specs: http://shop.ehx.com/catalog/tubes-specs/5881WXT.pdf