Medium & Large
Medium and Large power tubes, typically with Octal bases.
- KT88 - 6550 -KT90 - KT120 - KT150 - KT170
- 6L6 - 5881 -KT66 - 7027
- EL34 - 6CA7 - KT77
- 6V6 - 6F6 - 6K6 - 7408
- 6AS7 - 6080 - 421A - 5998
- 6JSC6C - 6JE6C - 6LQ6
- 807 -5933 - 6BG6 - 1625
- 7591 - 7868 - 6GM5
- Product
- Qty in Cart
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- Price
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New Matched Sextet (6) Telefunken EL34-TK Reissue Vacuum Tubes
Telefunken
$450.96New Factory Matched Sextet of Telefunken Black Diamond EL34-TK Reissue Vacuum Tubes The EL34-TK has been designed to handle a slightly higher grid voltage than the traditional EL34. Offering a tight low end and smooth mids, it will bring new life to...NP247-6$450.96 -
New Matched Pair (2) Psvane KT66GC GEC Genalex Replica Tubes
Psvane
$473.07New Plate Current Matched Pair of Psvane KT66GC Vacuum Tubes Modeled directly after the original GEC KT66s, the Psvane KT66GC features the same curved base and stout envelope. Along with smoked glass, the faithfulness to classic KT66s of the past shine...NP243-2$473.07 -
New Matched Sextet (6) Psvane UK-KT88 Black Plate Vacuum Tubes
Psvane
$478.91New Plate Current Matched Sextet of Psvane UK-KT88 Black Plate Vacuum Tubes A new beam power tetrode KT88 by Matched Sextet of Psvane featuring vintage-styled black plates modeling the classic British tones of the originals before it. It's hard to go...NP238-6$478.91 -
New Matched Octet (8) TAD EL34-STR Redbase Vacuum Tubes
TAD
$386.03New Plate Current Matched Octet of Tube Amp Doctor EL34-STR Redbase Vacuum Tubes TAD's Redbase series EL34-STR sports a durable glass envelope, golden control grid wire, two large cooling grids and solid construction characteristics. A clear and harmonic...NP234-8$386.03 -
New Matched Octet (8) TAD 6L6GCM-STR Redbase Vacuum Tubes
TAD
$369.03New Plate Current Matched Octet of Tube Amp Doctor 6L6GCM-STR Redbase Vacuum Tubes The TAD Redbase series brings reliable structural durability along with extended bass response akin to vintage American 6L6GCs coupled with plenty of highs and headroom...NP232-8$369.03 -
New Matched Quad (4) Telefunken KT88 Vacuum Tubes
Telefunken
$465.81New Factory Matched Quad of Telefunken KT88 Vacuum Tubes Introduced in 1956 by GEC, the KT88 was the higher-rated answer to the 6550. The Telefunken KT88 is an incredibly durable tube that can handle taxing applications whether it is guitar or hifi...NP208-4$465.81 -
New Matched Sextet (6) Telefunken 6L6GC Vacuum Tubes
Telefunken
$425.18New Factory Matched Sextet of Telefunken 6L6GC Vacuum Tubes A classic 'American-sounding' tube type, the 6L6GC is a staple of guitar amplification. Telefunken brings a particularly articulate and defined option with headroom to the market. Will work in...NP207-6$425.18 -
New Matched Quad (4) Telefunken 6550 Vacuum Tubes
Telefunken
$411.12New Factory Matched Quad of Telefunken 6550 Vacuum Tubes An excellent power tube Telefunken fit for classic amps such as Ampeg, capable of delivering a full 35-watt output. This is the ideal tube for warm tones with smooth overdrive in guitar amplifiers...NP206-4$411.12 -
New Matched Quad (4) Psvane EL34PH Metal Base Philips Replica Vacuum Tubes
Psvane
$400.70New Plate Current Matched Quad of Psvane EL34PH Metal Base Philips Replica Vacuum Tubes One of Psvane’s most treasured and interesting tubes, the EL34PH is a near-exact replica of the flagship EL34 developed by Philips/Amperex in Holland in the...NP190-4$400.70 -
Tests NOS Date Matched Quad 4 Brimar England CV1947/6L6G Black Plate Tubes
Brimar
$405.85ATTENTION INTERNATIONAL BUYERS - Please Read Our Shipping Terns, Standard Shipping can take up to 3 MONTHS Tube Type / Number: CV1947 / 6L6GActual Brand*: BrimarPrinted Brand: BrimarQuantity: 4 Pieces-Matched QuadMatching Date Codes? YesPlate...BP382$405.85 -
New Matched Sextet (6) Svetlana KT88-SV Gold Grid Vacuum Tubes
Svetlana
$430.63Brand New Plate Current Matched Sextet of Svetlana KT88-SV Gold Grid 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,...NP151-6$430.63 -
New Matched Sextet (6) Mullard KT88 / 6550 Vacuum Tubes
Mullard
$423.88New 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...NP146-6$423.88 -
New Current Matched Octet (8) JJ KT88 Vacuum Tubes
JJ Electronic
$529.41New 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...NP109-8$529.41 -
New Current Matched Sextet (6) JJ KT88 Vacuum Tubes
JJ Electronic
$399.78New Current Matched Sextet 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...NP109-6$399.78 -
New Matched Quad (4) Psvane KT88-T Classic MKII II Series Vacuum Tubes
Psvane
$406.75New 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,...NP106-4$406.75 -
New Matched Sextet (6) Genalex KT77 Reissue Vacuum Tubes
Genalex
$446.28New Plate Current Matched Sextet of Genalex KT77 Reissue Vacuum Tubes A faithful reproduction, this Genalex Gold Lion KT77 has heavy glass and ruggedized plates that will allow it to handle just about any abuse you give it and still have room to breathe...NP099-6$446.28 -
New Matched Octet (8) Mullard 6V6GT Reissue Vacuum Tubes
Mullard
$372.12New Plate Current Matched Octet of Mullard 6V6GT Reissue Vacuum Tubes This valve is built to stand the high voltages encountered in the Fender Deluxe Reverb and other guitar amplifiers that ran the valves above the published specification. The smooth and...NP092-8$372.12 -
New Matched Octet (8) Mullard 6L6GC Reissue Vacuum Tubes
Mullard
$416.50New Plate Current Matched Octet of Mullard 6L6GC Reissue Vacuum Tubes This valve is a rugged and reliable replacement for any 6L6 or 5881 type. Perfect replacement for the output valves used in the reissue Marshall JTM-45 head and Bluesbreaker Combo...NP091-8$416.50 -
New Matched Quad (4) Tung-Sol KT150 Vacuum Tubes
Tung-Sol
$505.60New 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...NP090-4$505.60 -
New Matched Octet (8) Electro-Harmonix 7868 Vacuum Tubes
Electro-Harmonix
$416.50New Plate Current Matched Octet 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...NP063-8$416.50 -
New Matched Sextet (6) Tung-Sol KT120 Vacuum Tubes
Tung-Sol
$485.28New Plate Current Matched Sextet of Tung-Sol KT120 Vacuum Tubes The KT120 is an incredible tube. Essentially a KT88 / 6550 on steroids, they are capable of pushing 150 watts per pair of clean power in a push-pull configuration. Because of the high...NP042-6$485.28 -
On Sale
New Matched Octet (8) Genalex Gold Lion KT88 Reissue Vacuum Tubes
Genalex
Now: $511.31Was: $681.75New Plate Current Matched Octet of Genalex Gold Lion KT88 (6550) Vacuum Tubes These are as close to the original Genalex KT88s as you could possibly get. Made in Russia, they look identical to the originals down to the plate structure. They even have...NP041-8Now: $511.31Was: $681.75 -
On Sale
New Matched Sextet (6) Genalex Gold Lion KT88 Reissue Vacuum Tubes
Genalex
Now: $385.36Was: $513.81New Plate Current Matched Sextet of Genalex Gold Lion KT88 (6550) Vacuum Tube These are as close to the original Genalex KT88s as you could possibly get. Made in Russia, they look identical to the originals down to the plate structure. They even have...NP041-6Now: $385.36Was: $513.81 -
New Matched Octet (8) Genalex Gold Lion KT66 Reissue Vacuum Tubes
Genalex
$524.28New Current Matched Octet (8) of Reissue Genalex Gold Lion KT66 / 6L6 Vacuum Tubes These are so close to the originals we could hardly tell the difference in both appearance and sound. Of course these are made in Russia and not England like the...NP018-8$524.28 -
New Matched Sextet (6) Genalex Gold Lion KT66 Reissue Vacuum Tubes
Genalex
$395.94New Current Matched Sextet (6) of Reissue Genalex Gold Lion KT66 / 6L6 Vacuum Tubes These are so close to the originals we could hardly tell the difference in both appearance and sound. Of course these are made in Russia and not England like the...NP018-6$395.94 -
![New Matched Octet (8) Svetlana 6550C [KT88] Vacuum Tubes](https://cdn11.bigcommerce.com/s-dfccaj35/images/stencil/350x350/products/36951/53732/NP022-8__93130.1646692605.JPG?c=2 "New Matched Octet (8) Svetlana 6550C [KT88] Vacuum Tubes")
New Matched Octet (8) Svetlana 6550C [KT88] Vacuum Tubes
Svetlana
$534.91New Plate Current Matched Octet of Svetlana 6550C Vacuum Tubes An excellent true 6550 that'll make your amp sing. These are known for their robust quality and classic American 6550 tone. Will work in place of: 6550C, 6550, KT88, 6550A Testing...NP022-8$534.91