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.
-
New Matched Pair (2) Tung-Sol KT150 Vacuum Tubes
Tung-Sol
$266.30New Plate Current Matched Pair (2) 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...$266.30 -
New Tung-Sol KT150 Vacuum Tube
Tung-Sol
$124.83New Tung-Sol KT150 Vacuum Tube 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 300 watts to be built. The...$124.83 -
New Matched Octet (8) Tung-Sol 7591A Reissue Vacuum Tubes
Tung-Sol
$415.66New Plate Current Matched Octet of Tung-Sol 7591A Reissue Vacuum Tubes Built around the same specs as the original Tung-Sol 7591A, this is the perfect choice for those looking to replace tubes in their Scotts, Harman Kardons, Fischers, or any amp that...$415.66 -
New Matched Sextet (6) Tung-Sol 7591A Reissue Vacuum Tube
Tung-Sol
$313.97New Plate Current Matched Sextet of Tung-Sol 7591A Reissue Vacuum Tubes Built around the same specs as the original Tung-Sol 7591A, this is the perfect choice for those looking to replace tubes in their Scotts, Harman Kardons, Fischers, or any amp that...$313.97 -
New Matched Quad (4) Tung-Sol 7591A Reissue Vacuum Tubes
Tung-Sol
$208.12New Plate Current Matched Quad of Tung-Sol 7591A Reissue Vacuum Tubes Built around the same specs as the original Tung-Sol 7591A, this is the perfect choice for those looking to replace tubes in their Scotts, Harman Kardons, Fischers, or any amp that...$208.12 -
New Matched Pair (2) Tung-Sol 7591A Reissue Vacuum Tubes
Tung-Sol
$105.49New Plate Current Matched Pair of Tung-Sol 7591A Reissue Vacuum Tubes Built around the same specs as the original Tung-Sol 7591A, this is the perfect choice for those looking to replace tubes in their Scotts, Harman Kardons, Fischers, or any amp that...$105.49 -
New Tung-Sol 7591A Reissue Vacuum Tube
Tung-Sol
$50.48New Plate Current Tested Tung-Sol 7591A Reissue Vacuum Tube Built around the same specs as the original Tung-Sol 7591A, this is the perfect choice for those looking to replace tubes in their Scotts, Harman Kardons, Fischers, or any amp that calls...$50.48 -
New Matched Quad (4) Electro-Harmonix 7868 Vacuum Tubes
Electro-Harmonix
$195.89New Plate Current Matched Quad of Electro-Harmonix 7868 Vacuum Tubes Thanks to Electro-Harmonix we have this wonderful new production 7868. This is the one and only new production 7868 currently being made. With a warm, rich tone and a great price point...$195.89 -
New Matched Pair (2) Electro-Harmonix 7868 Vacuum Tubes
Electro-Harmonix
$99.38New Plate Current Matched Pair of Electro-Harmonix 7868 Vacuum Tubes Thanks to Electro-Harmonix we have this wonderful new production 7868. This is the one and only new production 7868 currently being made. With a warm, rich tone and a great price...$99.38 -
New Electro-Harmonix 7868 Vacuum Tube
Electro-Harmonix
$47.61New Plate Current Tested Electro-Harmonix 7868 Vacuum Tube Thanks to Electro-Harmonix we have this wonderful new production 7868. This is the one and only new production 7868 currently being made. With a warm, rich tone and a great price point they are a...$47.61 -
New Matched Pair (2) Electro-Harmonix EF86 Vacuum Tubes
Electro-Harmonix
$67.97New Gain Matched Pair of Electro-Harmonix EF86 (6267) Vacuum Tubes There is finally a new production EF86 and a great audio pentode for many different applications. The vintage EF86s, while having great tone, are notoriously plagued with noise...$67.97 -
New Electro-Harmonix EF86 Vacuum Tube
Electro-Harmonix
$33.12New Gain Tested Electro-Harmonix EF86 (6267) Vacuum Tube There is finally a new production EF86 and a great audio pentode for many different applications. The vintage EF86s, while having great tone, are notoriously plagued with noise. Electro-Harmonix...$33.12