1000A - 9999Z
There are many great four digit tubes such as the 7025, 6550, 5654 and 7868. These tubes tend to be high-end versions of standard tubes or variants of standard tubes though there are plenty that just exist on their own.
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New Tung-Sol EF806S / 6267 Gold Pins Vacuum Tube
Tung-Sol
$50.48New Gain Tested Tung-Sol Reissue EF806S / EF86 / 6267 Gold Pins Vacuum Tube Modeled after the Telefunken EF806S, the higher end version of the 6267 or EF86, is of premium quality and durability. Very effective as an extra low noise tube. Gold pins...$50.48 -
New Current Matched Octet (8) JJ KT88 Vacuum Tubes
JJ Electronic
$551.72New Current Matched Octet of JJ KT88 Vacuum Tubes JJ is an undisputed leader in modern vacuum tube manufacturing, and for good reason. In the power stage, their KT88 (6550) is an industry favorite, as it provides excellent sonic performance along with...$551.72 -
New Current Matched Quad (4) JJ KT88 Vacuum Tubes
JJ Electronic
$278.69New Current Matched Quad of JJ KT88 Vacuum Tubes JJ is an undisputed leader in modern vacuum tube manufacturing, and for good reason. In the power stage, their KT88 (6550) is an industry favorite, as it provides excellent sonic performance along with...$278.69 -
New Current Matched Pair (2) JJ KT88 Vacuum Tubes
JJ Electronic
$139.63New Current Matched Pair of JJ KT88 Vacuum Tubes JJ is an undisputed leader in modern vacuum tube manufacturing, and for good reason. In the power stage, their KT88 (6550) is an industry favorite, as it provides excellent sonic performance along with...$139.63 -
New JJ KT88 Vacuum Tube
JJ Electronic
$66.52New Plate Current Tested JJ KT88 Vacuum Tube JJ is an undisputed leader in modern vacuum tube manufacturing, and for good reason. In the power stage, their KT88 (6550) is an industry favorite, as it provides excellent sonic performance along with great...$66.52 -
New Matched Octet (8) Psvane KT88-T Classic MKII II Series Vacuum Tubes
Psvane
$842.06New Plate Current Matched Octet of Psvane KT88-T Classic MKII Series (6550) Vacuum Tubes As one of the most prominent audiophile vacuum tube manufacturers, Psvane’s designs have established a benchmark for clean and accurate sound reproduction,...$842.06 -
New Matched Sextet (6) Psvane KT88-T Classic MKII II Series Vacuum Tubes
Psvane
$634.58New Plate Current Matched Sextet of Psvane KT88-T Classic MKII Series (6550) Vacuum Tubes As one of the most prominent audiophile vacuum tube manufacturers, Psvane’s designs have established a benchmark for clean and accurate sound reproduction,...$634.58 -
New Matched Quad (4) Psvane KT88-T Classic MKII II Series Vacuum Tubes
Psvane
$423.86New Plate Current Matched Quad of Psvane KT88-T Classic MKII Series (6550) Vacuum Tubes As one of the most prominent audiophile vacuum tube manufacturers, Psvane’s designs have established a benchmark for clean and accurate sound reproduction,...$423.86 -
New Matched Pair (2) Psvane KT88-T Classic MKII Series Vacuum Tubes
Psvane
$212.22New Plate Current Matched Pair of Psvane KT88-T Classic MKII Series (6550) Vacuum Tubes As one of the most prominent audiophile vacuum tube manufacturers, Psvane’s designs have established a benchmark for clean and accurate sound reproduction,...$212.22 -
New Psvane KT88-T Classic MKII Series Vacuum Tube
Psvane
$100.60New Plate Current Tested Psvane KT88-T Classic MKII Series (6550) Vacuum Tube As one of the most prominent audiophile vacuum tube manufacturers, Psvane’s designs have established a benchmark for clean and accurate sound reproduction, along with a...$100.60 -
New Matched Octet (8) Tung-Sol KT150 Vacuum Tubes
Tung-Sol
$1,043.76New Plate Current Matched Octet of Tung-Sol KT150 Vacuum Tubes With a massive plate dissipation of 70 watts, the Tung-Sol KT150 is the most powerful octal beam tetrode ever produced. A pair of KT150s can allow an amplifier with a power output approaching...$1,043.76 -
New Matched Quad (4) Tung-Sol KT150 Vacuum Tubes
Tung-Sol
$526.94New Plate Current Matched Quad of Tung-Sol KT150 Vacuum Tubes With a massive plate dissipation of 70 watts, the Tung-Sol KT150 is the most powerful octal beam tetrode ever produced. A pair of KT150s can allow an amplifier with a power output approaching...$526.94