This is a suitable replacement for any 7027 = 7027A Beam Power tube type. Various brands available.
Sino/Chinese Shuguang KT88 - Billington Gold Triple tested and matched. These are excellent sounding KT-88 from China-GUI GUANG at an EXCELLENT price! Just $49.99 per tube, provided in original boxes. Matched to perfection within 1-3mA. This is a suitable replacement for any 6550/KT-88 tube type. Please enter qty for a matched pair, or qty 4 for a matched quad!
Rare Philips ECG Sylvania made 7581A power output tubes. These are highly recommended for Dumble type circuits Two-Rock amplifiers, Bludotone, Glaswerks and any other guitar amplifier where you want a super beefy 6L6GC type tube. Uprated mil-spec construction these tubes are built to last. Screened and tested, matched for current draw on our Amplitrex AT-1000 and maxi-matcher. Only 1 pc in stock at this time. NOS in original boxes.