*Sorry, amplifier tubes cannot be returned. Please reach out to us if you have any questions.
Matched pair Electro-Harmonix EL84 power pentode. Replaces tubes marked EL84 or 6BQ5.
Electro-Harmonix tubes are all new designs and are of excellent quality. Many OEMs use relabeled Electro-Harmonix vacuum tubes in their amplifiers. If you want great sounding tubes at a very reasonable price, then Electro-Harmonix tubes should be on your list.