JJ 5881 Power Vacuum Tube

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The 5881 is a beam power pentode with a maximum plate dissipation of 23W in the classical short bulb. It is very similar to the 6L6 sound but with less power. It can be used in any 6L6 amplifier. Tested JJ 5881 Matched Variants, Choose Between: Single - A tested single tube: If you have certain PC and TC values in mind, please don't hesitate to reach out. Matched Pair - Two tubes tested and matched within +/- 1 mA (Mille Amp) of each other. Matched Quad - Four tubes tested and matched within +/- 1 mA (Mille Amp) of each other.All RUBY™ Tube power tubes come already matched with a included 6 Month Warranty. There is no extra charge for this service. Our Magic Parts matching process is very exact and our tubes are matched within +/- 1 mA (mille amp) of each other. Show more