For Sale USA

Kt88

4

Kt88 for sale on largest auction and classifieds sites

Home / / Kt88 refurbished & used for sale | For Sale USA
Ruby kt88c matched pair - kt88c,

Ruby kt88c matched pair - kt88c,

$62.99
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Genalex gold lion kt88 power - gold,

Genalex gold lion kt88 power - gold,

$288.99
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Quad genalex kt88 - (gec),

Quad genalex kt88 - (gec),

$1200.00
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Gold lion kt88 matched - lion,

Gold lion kt88 matched - lion,

$200.00
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Quad vintage genalex kt88 - vintage,

Quad vintage genalex kt88 - vintage,

$1500.00
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Kt88 genalex vacuum tube - (4),

Kt88 genalex vacuum tube - (4),

$1050.00
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Mullard genalex 88 - mullard,

Mullard genalex 88 - mullard,

$275.00
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Pair vintage genalex - genalex, kt88's

Pair vintage genalex - genalex, kt88's

$800.00
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Amphenol pin octal sockets - amphenol,

Amphenol pin octal sockets - amphenol,

$14.95
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Genalex gold lion - lion, power

Genalex gold lion - lion, power

$225.00
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Original mcintosh kt88 - original, power

Original mcintosh kt88 - original, power

$75.00
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Genalex kt88 gold - gold, vacuum

Genalex kt88 gold - gold, vacuum

$65.00
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New electro harmonix kt88 - electro,

New electro harmonix kt88 - electro,

$214.95
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Svetlana kt88 vacuum tube made - vacuum,

Svetlana kt88 vacuum tube made - vacuum,

$90.00
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Contec kt88 1016 channel - 16,

Contec kt88 1016 channel - 16,

$1600.00
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Contec kt88 1016 channel - contec,

Contec kt88 1016 channel - contec,

$1600.00
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Single new nos electronics - new,

Single new nos electronics - new,

$50.00
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New genalex gold lion - new,

New genalex gold lion - new,

$294.99
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Minty matched quad - minty,

Minty matched quad - minty,

$1299.00
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Nos pair mcintosh kt88 - pair,

Nos pair mcintosh kt88 - pair,

$164.95
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Genalex gold lion - genalex,

Genalex gold lion - genalex,

$300.00
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Mullard kt88 power vacuum - kt88,

Mullard kt88 power vacuum - kt88,

$300.00
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Matched quad kt90 - quad, ei

Matched quad kt90 - quad, ei

$399.00
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Strong genalex kt88 oo - (2),

Strong genalex kt88 oo - (2),

$425.00
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Nos teslovak kt88s - (1),

Nos teslovak kt88s - (1),

$49.99
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Matched quad genalex gold lion - quad,

Matched quad genalex gold lion - quad,

$284.95
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Original mcintosh kt88 power - mcintosh,

Original mcintosh kt88 power - mcintosh,

$80.00
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New electro harmonix kt88 - new, 2x

New electro harmonix kt88 - new, 2x

$107.95
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Electronics kt88 vacuum - electronics,

Electronics kt88 vacuum - electronics,

$55.00
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Kt88c vacuum tube valve - valve, 4pcs

Kt88c vacuum tube valve - valve, 4pcs

$335.00
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4pcs matched quad linlai - matched,

4pcs matched quad linlai - matched,

$169.48
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Ensoniq kt88 voice weighted - ensoniq,

Ensoniq kt88 voice weighted - ensoniq,

$475.00
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Pair quicksilver silver - (2),

Pair quicksilver silver - (2),

$1800.00
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1970 6550 kt88 tung sol - 6550, tung-sol

1970 6550 kt88 tung sol - 6550, tung-sol

$571.24
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New factory platinum - factory,

New factory platinum - factory,

$299.00
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Very strong matched rca - (4),

Very strong matched rca - (4),

$300.00
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Genalex gold lion - genalex, black

Genalex gold lion - genalex, black

$400.00
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Kt88 genalex gold lion - gold, quad

Kt88 genalex gold lion - gold, quad

$1500.00
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Gold lion genalex kt88 - gold, used

Gold lion genalex kt88 - gold, used

$225.00
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Oilily a88mk kt88 vacuum - ,

Oilily a88mk kt88 vacuum - ,

$1399.00
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New genalex gold lion - gold,

New genalex gold lion - gold,

$138.99
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Matched quad nos audio - nos,

Matched quad nos audio - nos,

$219.95
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Genalex gold lion - gold, new

Genalex gold lion - gold, new

$137.99
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Industrial tube audio - industrial,

Industrial tube audio - industrial,

$349.30
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Telefunken kt88 black - telefunken, kt88-tk

Telefunken kt88 black - telefunken, kt88-tk

$239.00
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Qty empty white vacuum - 25,

Qty empty white vacuum - 25,

$30.35
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Mullard kt88 matched quad - kt88,, (4

Mullard kt88 matched quad - kt88,, (4

$325.00
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New plate current matched quad - plate,

New plate current matched quad - plate,

$325.49
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Valve art kt88 vacuum tubes - 4x,

Valve art kt88 vacuum tubes - 4x,

$159.00
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5pcs 8pin octal - 5pcs,

5pcs 8pin octal - 5pcs,

$14.43
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Cinch brown octal vacuum - cinch,

Cinch brown octal vacuum - cinch,

$39.95
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Tubes psvane kt88 mki1 - 2,

Tubes psvane kt88 mki1 - 2,

$189.99
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Super matched pair - matched, kt99

Super matched pair - matched, kt99

$199.00
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Tube amplifier display - tube,

Tube amplifier display - tube,

$59.00
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Quad kt88 blue glass - of,

Quad kt88 blue glass - of,

$287.80
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Factory platinum matched - factory,

Factory platinum matched - factory,

$365.00
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6550a valve art - art, tubes

6550a valve art - art, tubes

$100.00
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Power tubes 1 pair - kt-88,

Power tubes 1 pair - kt-88,

$90.00
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Matched quad audio research - matched,

Matched quad audio research - matched,

$219.95
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Brand new matched quad - new,

Brand new matched quad - new,

$403.24
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Kt88 tube new - tube,

Kt88 tube new - tube,

$42.45
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Kt88 mcintosh tubes closely - kt88,

Kt88 mcintosh tubes closely - kt88,

$559.00
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Valve art vacuum - valve, o&j

Valve art vacuum - valve, o&j

$29.99
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Kt88c psvane classic series - kt88c,,

Kt88c psvane classic series - kt88c,,

$48.95
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Genelax gold lion kt88 - gold,

Genelax gold lion kt88 - gold,

$179.99
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Very strong matched - very, ge

Very strong matched - very, ge

$400.00
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Vintage kt88 6550 matched pair - vintage,

Vintage kt88 6550 matched pair - vintage,

$119.99
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6550 nos tung - 6550, getter

6550 nos tung - 6550, getter

$269.99
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10pcs 8pin octal - 10pcs,

10pcs 8pin octal - 10pcs,

$21.69
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Line magnetic 216ia tube - line,

Line magnetic 216ia tube - line,

$1599.00
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Electronics vacuum tube - electronics,

Electronics vacuum tube - electronics,

$49.99
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Genalex gold lion 6550 kt88 - lion,

Genalex gold lion 6550 kt88 - lion,

$300.00
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5pcs 8pin octal valve tube - 5pcs,

5pcs 8pin octal valve tube - 5pcs,

$14.88
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One tung sol usa 6550 - tung, 6550,

One tung sol usa 6550 - tung, 6550,

$298.95
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Pcs chassis mount - pcs.,

Pcs chassis mount - pcs.,

$6.67
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Sovtek kt88 vacuum - tube, of

Sovtek kt88 vacuum - tube, of

$226.59
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Kt88 str ruby - ruby, redbase

Kt88 str ruby - ruby, redbase

$15.00
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Super matched quad sed - super,

Super matched quad sed - super,

$999.00
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Tight match pair sovtek 6550wa - sovtek,

Tight match pair sovtek 6550wa - sovtek,

$67.00
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New matched quad svetlana - matched,

New matched quad svetlana - matched,

$254.10
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Diy chinese kt88 - kt88, tubes

Diy chinese kt88 - kt88, tubes

$350.00
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Pair telefunken black - pair, of

Pair telefunken black - pair, of

$253.90
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Gec kt88 6550 black plate - black, o

Gec kt88 6550 black plate - black, o

$1200.00
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Genalex kt88 audio tube - 1,

Genalex kt88 audio tube - 1,

$329.00
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100 ruby nos nib - (5),

100 ruby nos nib - (5),

$175.00
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Linlai kt88 d perfect - 4, kt88-d

Linlai kt88 d perfect - 4, kt88-d

$350.00
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Kt88 gold aero platinum - kt88,

Kt88 gold aero platinum - kt88,

$449.99
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Kt88 stereo tube - kt88-k3,

Kt88 stereo tube - kt88-k3,

$889.29
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Dual bias current probes - bias,

Dual bias current probes - bias,

$59.99
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2026 sophia electric - sophia,

2026 sophia electric - sophia,

$249.99
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Shuguang kt88 6550 - kt88/6550, matched

Shuguang kt88 6550 - kt88/6550, matched

$250.00
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10pcs 8pin bakelite octal - bakelite,

10pcs 8pin bakelite octal - bakelite,

$19.98
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Genalex gold lion kt88 - genalex,

Genalex gold lion kt88 - genalex,

$71.20
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Nos nib gec black plate - /,

Nos nib gec black plate - /,

$499.99
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Kt88 meter class - vu,

Kt88 meter class - vu,

$735.24
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New mullard kt88 russian - ,

New mullard kt88 russian - ,

$60.00
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Looking for more kt88?

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📊96 listings · from $6.67 · avg $373.82

Browse 96 kt88 listings currently in our index. Prices range from $6.67 to $1800, with an average of $373.82. 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 →

Try this: liddle diddle | real diamond rings | goretex bivy | chevrolet gmc truck pickup | victorian clock | liquor flask | escada blouse | cash comic books 4 | dvd ram dvd | hatchet

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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 $6.67, while premium listings can reach $1800 — giving you a wide budget spread to work with. The average price of $373.82 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