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Kt88

4

Kt88 for sale on largest auction and classifieds sites

Home / / Kt88 refurbished & used for sale | For Sale USA
Rare real vintage genalex - genalex, gold

Rare real vintage genalex - genalex, gold

$450.00
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Genalex gold lion - kt88, power

Genalex gold lion - kt88, power

$288.55
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Nos tesla kt88 - tesla, vacuum

Nos tesla kt88 - tesla, vacuum

$400.00
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Kt88 genalex vacuum - (4),

Kt88 genalex vacuum - (4),

$1050.00
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Gold lion kt88 matched quad - matched,

Gold lion kt88 matched quad - matched,

$200.00
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Genalex kt88 gold - genalex,

Genalex kt88 gold - genalex,

$65.00
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Pair vintage genalex kt88 - pair,

Pair vintage genalex kt88 - pair,

$700.00
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Mullard kt88 power vacuum - kt88,

Mullard kt88 power vacuum - kt88,

$300.00
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Mullard genalex 88 - genalex, kt

Mullard genalex 88 - genalex, kt

$255.00
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Quad genalex kt88 - quad, (gec)

Quad genalex kt88 - quad, (gec)

$1200.00
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Genalex gold lion - genalex,

Genalex gold lion - genalex,

$225.00
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New electro harmonix kt88 - 4x,

New electro harmonix kt88 - 4x,

$214.95
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Amphenol pin octal - amphenol, sockets

Amphenol pin octal - amphenol, sockets

$14.95
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4pcs matched quad linlai - matched,

4pcs matched quad linlai - matched,

$169.48
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Svetlana kt88 vacuum - tube, made

Svetlana kt88 vacuum - tube, made

$90.00
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Electronics kt88 vacuum - jj,

Electronics kt88 vacuum - jj,

$55.00
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National kt100 quad - quad, 4x

National kt100 quad - quad, 4x

$195.00
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Original mcintosh kt88 - original,

Original mcintosh kt88 - original,

$75.00
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Strong genalex kt88 - (2),

Strong genalex kt88 - (2),

$375.00
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New factory platinum matched - new,

New factory platinum matched - new,

$299.00
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New genalex gold lion kt88 - gold,

New genalex gold lion kt88 - gold,

$294.99
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Kt88 genalex gold - kt88,

Kt88 genalex gold - kt88,

$1500.00
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Original mcintosh kt88 power - mcintosh,

Original mcintosh kt88 power - mcintosh,

$80.00
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Minty matched quad gec - 4,

Minty matched quad gec - 4,

$1299.00
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Kt88 mcintosh tubes closely - mcintosh,

Kt88 mcintosh tubes closely - mcintosh,

$499.00
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Genalex gold lion - kt88, quad

Genalex gold lion - kt88, quad

$300.00
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Nos pair mcintosh - pair,

Nos pair mcintosh - pair,

$164.95
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Matched pair sovtek - pair, 6550wa

Matched pair sovtek - pair, 6550wa

$95.00
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Kt88c vacuum tube valve 4pcs - ,

Kt88c vacuum tube valve 4pcs - ,

$335.00
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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, 16-channel

Contec kt88 1016 channel - contec, 16-channel

$1600.00
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Telefunken kt88 black - kt88-tk,

Telefunken kt88 black - kt88-tk,

$239.00
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100 ruby nos nib 6550 - nib,

100 ruby nos nib 6550 - nib,

$150.00
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Single new nos - single, electronics

Single new nos - single, electronics

$50.00
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Platinum factory match - factory,

Platinum factory match - factory,

$291.45
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Kt88 shuguang matched - kt88-98,, shuguang,

Kt88 shuguang matched - kt88-98,, shuguang,

$213.40
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Nos teslovak kt88s - (1), power

Nos teslovak kt88s - (1), power

$49.99
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5pcs 8pin octal valve - 8pin,

5pcs 8pin octal valve - 8pin,

$14.43
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Triode trv 88se vacuum tube - vacuum,

Triode trv 88se vacuum tube - vacuum,

$1232.38
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Kt88 tube new - old, stock)

Kt88 tube new - old, stock)

$42.45
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Four sovtek reflector 88 - reflector, kt-88

Four sovtek reflector 88 - reflector, kt-88

$199.95
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Matched quad nos audio - matched,

Matched quad nos audio - matched,

$219.95
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Industrial tube audio - tube,

Industrial tube audio - tube,

$349.30
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New electro harmonix kt88 - 2x,

New electro harmonix kt88 - 2x,

$107.95
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Genalex gold lion kt88 - gold, black

Genalex gold lion kt88 - gold, black

$400.00
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Matched quad kt90 - 4,

Matched quad kt90 - 4,

$399.00
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Pair quicksilver silver - pair, (2)

Pair quicksilver silver - pair, (2)

$1650.00
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1970 6550 kt88 - kt88, tung-sol

1970 6550 kt88 - kt88, tung-sol

$568.12
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Qty empty white - empty,

Qty empty white - empty,

$30.35
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Matched quad audio - quad, of

Matched quad audio - quad, of

$219.95
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New genalex gold lion - new,

New genalex gold lion - new,

$138.99
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Brand new plate current - brand,

Brand new plate current - brand,

$163.21
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Vintage electro harmonix kt88 - vintage, electro-harmonix

Vintage electro harmonix kt88 - vintage, electro-harmonix

$45.00
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Brand new matched octet - new,

Brand new matched octet - new,

$791.03
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Kt88 groove tubes gtkt88 - kt88,

Kt88 groove tubes gtkt88 - kt88,

$75.00
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Genalex gold lion kt88 - kt88, new

Genalex gold lion kt88 - kt88, new

$137.99
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Very strong matched rca - (4),

Very strong matched rca - (4),

$300.00
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6as7g nec nippon japan - nec, we

6as7g nec nippon japan - nec, we

$149.95
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Valve art kt88 vacuum tubes - valve,

Valve art kt88 vacuum tubes - valve,

$159.00
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Harmon kardon citation - citation, based

Harmon kardon citation - citation, based

$349.99
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Brand new matched quad - new, (4)

Brand new matched quad - new, (4)

$403.24
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Power tubes 1 pair - gc,

Power tubes 1 pair - gc,

$90.00
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Valve art vacuum - valve, tube

Valve art vacuum - valve, tube

$29.99
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Oilily a88mk kt88 - , kt88*4

Oilily a88mk kt88 - , kt88*4

$1399.00
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Strong genalex kt88 - genalex,

Strong genalex kt88 - genalex,

$150.00
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10pcs 8pin octal vacuum - 8pin,

10pcs 8pin octal vacuum - 8pin,

$21.69
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Very strong matched ge - (4),

Very strong matched ge - (4),

$400.00
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Pair kt88 power - of, jj

Pair kt88 power - of, jj

$123.90
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New plate current - current, matched

New plate current - current, matched

$325.49
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Cinch brown octal vacuum - octal,

Cinch brown octal vacuum - octal,

$39.95
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6550a valve art tubes - valve,

6550a valve art tubes - valve,

$100.00
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Nos nib gec black plate - /,

Nos nib gec black plate - /,

$499.99
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Line magnetic 216ia tube - magnetic, lm-216ia

Line magnetic 216ia tube - magnetic, lm-216ia

$1599.00
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Tube cathode bias current - tube,

Tube cathode bias current - tube,

$24.99
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Tube amplifier display - amplifier,

Tube amplifier display - amplifier,

$59.00
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Platinum factory match - platinum, quad

Platinum factory match - platinum, quad

$219.30
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Super matched pair - super,

Super matched pair - super,

$199.00
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Pcs shuguang 6550a - 6550a-98, vacuum

Pcs shuguang 6550a - 6550a-98, vacuum

$64.98
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Electro harmonix kt88 6550 - electro-harmonix, /

Electro harmonix kt88 6550 - electro-harmonix, /

$115.50
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Kt88 gold aero platinum - kt88,

Kt88 gold aero platinum - kt88,

$449.99
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Tube amp bias current probe - tube,

Tube amp bias current probe - tube,

$24.99
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Vintage genalex matched - genalex, 88

Vintage genalex matched - genalex, 88

$895.00
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Gec genelex kt88 tube - tube,

Gec genelex kt88 tube - tube,

$285.00
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Quad kt88 blue glass - jj,

Quad kt88 blue glass - jj,

$287.80
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Gec kt88 6550 - 6550, black

Gec kt88 6550 - 6550, black

$1200.00
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Factory platinum matched - platinum,

Factory platinum matched - platinum,

$365.00
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Kt88c psvane classic - classic, series

Kt88c psvane classic - classic, series

$48.95
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2026 sophia electric kt88 - electric, kt88-st

2026 sophia electric kt88 - electric, kt88-st

$249.99
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Electronics vacuum tube - jj,

Electronics vacuum tube - jj,

$49.99
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4pcs matched shuguang - shuguang, 50years

4pcs matched shuguang - shuguang, 50years

$329.99
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Brand new genalex gold - new,

Brand new genalex gold - new,

$239.95
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One tung sol - one,,

One tung sol - one,,

$298.95
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Vintage kt88 6550 matched - kt88/6550,

Vintage kt88 6550 matched - kt88/6550,

$119.99
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Kt88 kt100 6l6 6v6 - kt100, 5881

Kt88 kt100 6l6 6v6 - kt100, 5881

$19.88
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Kt88 meter class - class, a

Kt88 meter class - class, a

$735.24
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New mullard kt88 russian - ,

New mullard kt88 russian - ,

$60.00
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📊96 listings · from $14.43 · avg $360.97

Browse 96 kt88 listings currently in our index. Prices range from $14.43 to $1650, with an average of $360.97. 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 $14.43, while premium listings can reach $1650 — giving you a wide budget spread to work with. The average price of $360.97 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