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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On Sale
New Matched Quad (4) Electro-Harmonix 6550 Ceramic Vacuum Tubes
Electro-Harmonix
Now: $248.42Was: $276.02New Plate Current Matched Quad of Electro-Harmonix 6550 Ceramic Vacuum Tubes The 6550EH is one of the finest new production tubes for any amp using 6550 or KT88. The 6550EH offers the maximum power of any 6550 with the linearity guitar and bass players...Now: $248.42Was: $276.02 -
On Sale
New Matched Octet (8) Tung-Sol KT170 Vacuum Tubes
Tung-Sol
Now: $937.62Was: $1,103.08New Matched Octet of Tung-Sol KT170 Vacuum Tubes We are so happy to carry Tung-Sol’s newest high power tetrode. The wonderful folks at Tung-Sol have done it again, and are introducing a brand new tube to the world! We’re so happy that at...Now: $937.62Was: $1,103.08 -
On Sale
New Matched Sextet (6) Tung-Sol KT170 Vacuum Tubes
Tung-Sol
Now: $706.22Was: $830.85New Matched Sextet of Tung-Sol KT170 Vacuum Tubes We are so happy to carry Tung-Sol’s newest high power tetrode. The wonderful folks at Tung-Sol have done it again, and are introducing a brand new tube to the world! We’re so happy that at...Now: $706.22Was: $830.85 -
On Sale
New Matched Quad (4) Tung-Sol KT170 Vacuum Tubes
Tung-Sol
Now: $473.11Was: $556.60New Matched Quad of Tung-Sol KT170 Vacuum Tubes We are so happy to carry Tung-Sol’s newest high power tetrode. The wonderful folks at Tung-Sol have done it again, and are introducing a brand new tube to the world! We’re so happy that at least...Now: $473.11Was: $556.60 -
On Sale
New Matched Pair (2) Tung-Sol KT170 Vacuum Tubes
Tung-Sol
Now: $238.96Was: $281.13New Matched Pair of Tung-Sol KT170 Vacuum Tubes We are so happy to carry Tung-Sol’s newest high power tetrode. The wonderful folks at Tung-Sol have done it again, and are introducing a brand new tube to the world! We’re so happy that at least...Now: $238.96Was: $281.13 -
On Sale
New Tung-Sol KT170 Vacuum Tube
Tung-Sol
Now: $112.02Was: $131.79New Tung-Sol KT170 Vacuum Tube We are so happy to carry Tung-Sol’s newest high power tetrode. The wonderful folks at Tung-Sol have done it again, and are introducing a brand new tube to the world! We’re so happy that at least one company is...Now: $112.02Was: $131.79 -
On Sale
New Matched Quad (4) Sovtek 6550WE Vacuum Tubes
Sovtek
Now: $248.42Was: $276.02New Plate Current Matched Quad of Sovtek 6550WE Vacuum Tubes The Sovtek 6550WE features a higher transconductance, higher output power, and an excellent sound performance. It will bring out that excellent range for any guitar amp. Will work in...Now: $248.42Was: $276.02 -
On Sale
New Matched Pair (2) Sovtek 6550WE Vacuum Tubes
Sovtek
Now: $124.47Was: $138.30New Plate Current Matched Pair of Sovtek 6550WE Vacuum Tubes The Sovtek 6550WE features a higher transconductance, higher output power, and an excellent sound performance. It will bring out that excellent range for any guitar amp. Will work in...Now: $124.47Was: $138.30 -
On Sale
New Sovtek 6550WE Vacuum Tube
Sovtek
Now: $59.31Was: $65.90New Plate Current Tested Sovtek 6550WE Vacuum Tube The Sovtek 6550WE features a higher transconductance, higher output power, and an excellent sound performance. It will bring out that excellent range for any guitar amp. Will work in place...Now: $59.31Was: $65.90 -
On Sale
New Matched Quad (4) Svetlana KT88-SV Gold Grid Vacuum Tubes
Svetlana
Now: $270.07Was: $300.08New Plate Current Matched Quad of Svetlana KT88-SV Gold Grid Vacuum Tubes The Svetlana KT88SV features a very high plate dissipation rating to improve upon already excellent reliability and presentation. Alongside a gold plated grid, tri-plate anode,...Now: $270.07Was: $300.08 -
On Sale
New Matched Pair (2) Svetlana KT88-SV Gold Grid Vacuum Tubes
Svetlana
Now: $135.30Was: $150.33New Plate Current Matched Pair of Svetlana KT88-SV Gold Grid Vacuum Tubes The Svetlana KT88SV features a very high plate dissipation rating to improve upon already excellent reliability and presentation. Alongside a gold plated grid, tri-plate anode,...Now: $135.30Was: $150.33 -
On Sale
New Matched Sextet (6) Mullard KT88 / 6550 Vacuum Tubes
Mullard
Now: $339.49Was: $377.21New Plate Current Matched Sextet of Mullard Reissue KT88 / 6550 Vacuum Tubes Directly from the manufacturer: "This is an exact copy of the KT88 valves that were manufactured by Marconi-Osram for Marshall in the late 1960s and 1970s. Excellent...Now: $339.49Was: $377.21