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Kt88

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Kt88 for sale on largest auction and classifieds sites

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Sophia electric kt88 tube - electric, kt88-st

Sophia electric kt88 tube - electric, kt88-st

$299.00
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Genalex gold lion - genalex,

Genalex gold lion - genalex,

$1100.00
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Genalex gold lion kt88 power - lion,

Genalex gold lion kt88 power - lion,

$288.55
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Psvane summit series kt88 - summit,

Psvane summit series kt88 - summit,

$159.99
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Sovtek model number 88 - number, kt-88

Sovtek model number 88 - number, kt-88

$49.99
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Sevtlana winged - /,

Sevtlana winged - /,

$160.00
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Kt88 ray tubes - tubes, vacuum

Kt88 ray tubes - tubes, vacuum

$399.00
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Matched kt88 str488 power - 2,

Matched kt88 str488 power - 2,

$100.00
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Mullard genalex 88 - 2, kt

Mullard genalex 88 - 2, kt

$255.00
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Lot genalex gold - gold, lion

Lot genalex gold - gold, lion

$799.99
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New electro harmonix kt88 - 4x,

New electro harmonix kt88 - 4x,

$214.95
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Strong genalex kt88 - (2),

Strong genalex kt88 - (2),

$300.00
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New electro harmonix - electro,

New electro harmonix - electro,

$107.95
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Mullard kt88 power - mullard,

Mullard kt88 power - mullard,

$300.00
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Electroharmonix kt88 platinum - kt88,

Electroharmonix kt88 platinum - kt88,

$134.99
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4pcs matched quad linlai - quad,

4pcs matched quad linlai - quad,

$169.99
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Amphenol pin octal sockets - 8,

Amphenol pin octal sockets - 8,

$11.95
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Matched quad kt90 - 4,

Matched quad kt90 - 4,

$399.00
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New genalex gold lion kt88 - genalex,

New genalex gold lion kt88 - genalex,

$138.99
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Pair kt88 power vacuum - pair,

Pair kt88 power vacuum - pair,

$119.98
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New factory platinum - new, matched

New factory platinum - new, matched

$299.00
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Matched quad audio research - of,

Matched quad audio research - of,

$219.95
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Nos pair mcintosh kt88 - nos,

Nos pair mcintosh kt88 - nos,

$169.95
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4paired guiguang kt88j - 4paired,

4paired guiguang kt88j - 4paired,

$320.00
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Single new nos electronics - single,

Single new nos electronics - single,

$50.00
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Genalex gold lion - *,

Genalex gold lion - *,

$300.00
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Vacuum tube kt88 genalex - vacuum,

Vacuum tube kt88 genalex - vacuum,

$157.25
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Mullard kt88 matched quad - mullard, (4

Mullard kt88 matched quad - mullard, (4

$325.00
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Kt88c vacuum tube - tube, 4pcs

Kt88c vacuum tube - tube, 4pcs

$335.00
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Genalex gold lion kt66 power - genalex,

Genalex gold lion kt66 power - genalex,

$99.99
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6550a kt88 vacuum - vacuum, tube

6550a kt88 vacuum - vacuum, tube

$55.00
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Tad premium selected - tad,

Tad premium selected - tad,

$299.00
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Genalex gold lion kt88 black - genalex,

Genalex gold lion kt88 black - genalex,

$350.00
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Super matched pair kt99 - super,

Super matched pair kt99 - super,

$199.00
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New rca tung - rca-,

New rca tung - rca-,

$598.95
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Matched quad 6550 - -, lion

Matched quad 6550 - -, lion

$249.95
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Industrial tube audio - industrial,

Industrial tube audio - industrial,

$365.00
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Electro harmonic kt88eh vacuum - electro-harmonic,

Electro harmonic kt88eh vacuum - electro-harmonic,

$100.00
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Tad premium selected - premium,

Tad premium selected - premium,

$399.00
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Kt88 1016 channel digital - kt88-1016, 16-channel

Kt88 1016 channel digital - kt88-1016, 16-channel

$1600.00
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One new box - one,, usa

One new box - one,, usa

$548.95
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New genalex gold lion - new,

New genalex gold lion - new,

$294.99
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Gec kt88 vacuum - vacuum, of

Gec kt88 vacuum - vacuum, of

$875.00
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Kt88 mcintosh tubes closely - mcintosh,

Kt88 mcintosh tubes closely - mcintosh,

$499.00
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6550 tubes 4 - 4, pack

6550 tubes 4 - 4, pack

$400.00
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Vacuum tube display - tube, stand

Vacuum tube display - tube, stand

$22.99
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Golden monarch original - 12,

Golden monarch original - 12,

$5000.00
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Kt88 tube new - kt88, (new

Kt88 tube new - kt88, (new

$25.95
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Original mcintosh kt88 power - original,

Original mcintosh kt88 power - original,

$80.00
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Very strong matched ge - very,

Very strong matched ge - very,

$299.99
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Genalex gold lion - kt88, power

Genalex gold lion - kt88, power

$225.00
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4pcs matched quad linlai - quad,

4pcs matched quad linlai - quad,

$169.48
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Lot kt66 tubes - of,

Lot kt66 tubes - of,

$4000.00
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New matched quad svetlana - matched,

New matched quad svetlana - matched,

$254.10
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Electro harmonic kt88eh vacuum - electro-harmonic,

Electro harmonic kt88eh vacuum - electro-harmonic,

$100.00
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One tung sol usa 6550 - one,, solid

One tung sol usa 6550 - one,, solid

$298.95
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Toshiba 6gb8 8417 el503 - toshiba,

Toshiba 6gb8 8417 el503 - toshiba,

$179.00
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Electro harmonic kt88eh vacuum - kt88eh,

Electro harmonic kt88eh vacuum - kt88eh,

$100.00
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Platinum factory match quad - 1,

Platinum factory match quad - 1,

$291.45
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Brand new plate - new,

Brand new plate - new,

$163.21
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10pcs 8pin bakelite octal - 10pcs,

10pcs 8pin bakelite octal - 10pcs,

$19.98
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Electro harmonic kt88eh - kt88eh, vacuum

Electro harmonic kt88eh - kt88eh, vacuum

$100.00
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Tube output transformers pp - output,

Tube output transformers pp - output,

$299.95
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For el34 6v6 - 6v6, chassis

For el34 6v6 - 6v6, chassis

$19.82
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Brand new matched - pair, (2)

Brand new matched - pair, (2)

$202.41
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Vintage kt88 6550 - vintage, pair

Vintage kt88 6550 - vintage, pair

$119.99
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Electronics vacuum tube - electronics,

Electronics vacuum tube - electronics,

$49.99
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Genalex gold lion - genalex,

Genalex gold lion - genalex,

$52.94
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Elekit 8400 vacuum - elekit, tube

Elekit 8400 vacuum - elekit, tube

$918.49
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Kt88 shuguang matched - kt88-98,,

Kt88 shuguang matched - kt88-98,,

$213.40
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Sophia electric kt88 - sophia,

Sophia electric kt88 - sophia,

$199.99
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Electronics kt88 vacuum - electronics,

Electronics kt88 vacuum - electronics,

$55.00
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Psvane treasure series kt88 - psvane, kt88-z

Psvane treasure series kt88 - psvane, kt88-z

$149.00
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6550a power tubes kt88 - ge,

6550a power tubes kt88 - ge,

$398.00
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Svetlana kt88 vacuum - kt88, tube

Svetlana kt88 vacuum - kt88, tube

$90.00
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Kt88 stereo tube - kt88-k3,

Kt88 stereo tube - kt88-k3,

$889.29
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6550 sed winged c tubes - sed,

6550 sed winged c tubes - sed,

$500.00
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Brand new plate - plate, current

Brand new plate - plate, current

$163.54
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1970 6550 kt88 tung - 4x, tung-sol

1970 6550 kt88 tung - 4x, tung-sol

$559.45
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Power tubes 1 pair - gc, kt-88

Power tubes 1 pair - gc, kt-88

$90.00
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Pair svetlana sv6550c 6550c - pair,

Pair svetlana sv6550c 6550c - pair,

$79.99
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Pair quicksilver silver - quicksilver,

Pair quicksilver silver - quicksilver,

$1650.00
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Line magnetic 216ia tube - line,

Line magnetic 216ia tube - line,

$1499.00
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Brand new matched pair - brand,

Brand new matched pair - brand,

$199.01
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Four sovtek reflector 88 - four, kt-88

Four sovtek reflector 88 - four, kt-88

$199.95
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Electro harmonic kt88eh - kt88eh, vacuum

Electro harmonic kt88eh - kt88eh, vacuum

$55.00
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Minty matched quad gec - minty,

Minty matched quad gec - minty,

$1299.00
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Matched quad nos audio - matched,

Matched quad nos audio - matched,

$219.95
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Factory platinum matched - 4,

Factory platinum matched - 4,

$365.00
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Nos teslovak kt88s power - (1),

Nos teslovak kt88s power - (1),

$49.99
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Matched pair sovtek 6550wa - sovtek,

Matched pair sovtek 6550wa - sovtek,

$95.00
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Gec genelex kt88 pair - kt88,

Gec genelex kt88 pair - kt88,

$545.00
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Nos nib gec - gec, plate

Nos nib gec - gec, plate

$499.99
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Platinum factory match quad - factory,

Platinum factory match quad - factory,

$219.30
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New matched quad - new,

New matched quad - new,

$246.00
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Contec kt88 1016 - contec, kt88-1016

Contec kt88 1016 - contec, kt88-1016

$1600.00
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📊96 listings · from $11.95 · avg $413.99

Browse 96 kt88 listings currently in our index. Prices range from $11.95 to $5000, with an average of $413.99. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about kt88 →

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Everything you need to know about kt88

Whether you are looking for a brand-new or second-hand kt88, eBay offers one of the largest selections available online. With 96 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at $11.95, while premium listings can reach $5000 — giving you a wide budget spread to work with. The average price of $413.99 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.

🔍 kt88 Search live on eBay