For Sale USA

12au7

4

12au7 for sale on largest auction and classifieds sites

Home / / 12au7 refurbished & used for sale | For Sale USA
1957 raytheon 12au7 - raytheon, 12au7/ecc82

1957 raytheon 12au7 - raytheon, 12au7/ecc82

$44.95
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Matched pair westinghouse - matched,

Matched pair westinghouse - matched,

$39.99
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Vintage rca 12au7a platinum - vintage,

Vintage rca 12au7a platinum - vintage,

$34.95
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Rare mullard 12au7 - rare, []

Rare mullard 12au7 - rare, []

$600.00
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Mullard master series 12au7a - 2,

Mullard master series 12au7a - 2,

$279.99
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12au7a 12au7 tube - 1), tested

12au7a 12au7 tube - 1), tested

$6.50
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Pair vintage 1960s - (2),

Pair vintage 1960s - (2),

$20.95
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12au7 ecc82 telefunken - 12au7/ecc82,

12au7 ecc82 telefunken - 12au7/ecc82,

$299.99
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Vintage sylvania jhs - sylvania,

Vintage sylvania jhs - sylvania,

$15.00
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Sylvania 12au7a vacuum - sylvania, tubes

Sylvania 12au7a vacuum - sylvania, tubes

$20.00
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Set excellent matched - of, 4

Set excellent matched - of, 4

$179.00
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Rca 12au7a ecc82 vacuum - rca,

Rca 12au7a ecc82 vacuum - rca,

$75.00
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Mullard ecc82 12au7 - mullard,

Mullard ecc82 12au7 - mullard,

$39.99
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Nib matched pair - nib, rca

Nib matched pair - nib, rca

$49.99
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Pair rca 12au7 black - 12au7,

Pair rca 12au7 black - 12au7,

$49.99
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Nib matched pair sylvania - nib,

Nib matched pair sylvania - nib,

$29.99
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Lot vintage usa 12au7 - of,

Lot vintage usa 12au7 - of,

$143.20
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Strong pair 12au7 - pair, (2)

Strong pair 12au7 - pair, (2)

$39.99
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12au7a britain radio audio - radio,

12au7a britain radio audio - radio,

$18.99
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Vintage rca 12au7a platinum - rca,

Vintage rca 12au7a platinum - rca,

$34.95
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Cbs hytron hammond - 7),

Cbs hytron hammond - 7),

$25.00
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Matched pair sylvania 12au7a - sylvania,

Matched pair sylvania 12au7a - sylvania,

$39.95
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1959 sylvania 12au7 platinum - 1959,

1959 sylvania 12au7 platinum - 1959,

$39.95
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Super nice balanced 1969 - x,

Super nice balanced 1969 - x,

$79.00
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1958 sylvania 12au7 ecc82 - 1958,

1958 sylvania 12au7 ecc82 - 1958,

$44.95
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Nos nib ecc82 - 2,

Nos nib ecc82 - 2,

$45.00
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Rca 12au7 ecc82 long black - ecc82,

Rca 12au7 ecc82 long black - ecc82,

$49.99
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Matched pair early 12au7 - ge,

Matched pair early 12au7 - ge,

$44.95
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1959 sylvania 12au7 nos - sylvania,

1959 sylvania 12au7 nos - sylvania,

$34.95
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Nos match quad sylvania 1950 - match,

Nos match quad sylvania 1950 - match,

$179.95
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True nos pair gold mica - true, 3-mica

True nos pair gold mica - true, 3-mica

$124.95
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Vintage vacuum tube lot - vacuum,

Vintage vacuum tube lot - vacuum,

$149.00
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Telefunken ecc82 12au7 ribbed - telefunken,

Telefunken ecc82 12au7 ribbed - telefunken,

$129.99
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Sylvania jhs 12au7 black plate - jhs-12au7,

Sylvania jhs 12au7 black plate - jhs-12au7,

$40.00
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Pair 1959 1960 - 1959/1960, raytheon

Pair 1959 1960 - 1959/1960, raytheon

$20.95
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Lot rca 12au7 vacuum - lot, of

Lot rca 12au7 vacuum - lot, of

$34.99
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Vintage pair rca radiotron - vintage,

Vintage pair rca radiotron - vintage,

$64.99
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Pair nos matched sylvania - pair,

Pair nos matched sylvania - pair,

$38.25
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12au7a six vacuum - 12au7a, tubes

12au7a six vacuum - 12au7a, tubes

$30.00
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Pcs new ecc82 12au7 rft - ecc82/12au7/,

Pcs new ecc82 12au7 rft - ecc82/12au7/,

$49.00
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Sylvania 12au7a vacuum tube - sylvania,

Sylvania 12au7a vacuum tube - sylvania,

$8.00
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Mathched pair raytheon baldwin - mathched,

Mathched pair raytheon baldwin - mathched,

$39.99
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Telefunken ecc82 12au7 matched - 12au7,

Telefunken ecc82 12au7 matched - 12au7,

$145.00
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Nos rca jrc - 12au7, slant

Nos rca jrc - 12au7, slant

$79.99
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Pinnacle long plate 12au7 - pinnacle,

Pinnacle long plate 12au7 - pinnacle,

$40.00
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Pair sylvania 12au7 vacuum - pair,

Pair sylvania 12au7 vacuum - pair,

$29.99
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Mullard iec 12au7a - iec,

Mullard iec 12au7a - iec,

$109.99
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1950s rca usa - rca, ecc82

1950s rca usa - rca, ecc82

$337.49
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Early matched pair 12au7a - pair,

Early matched pair 12au7a - pair,

$16.99
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1959 sylvania 12au7 platinum - sylvania,

1959 sylvania 12au7 platinum - sylvania,

$39.95
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Vintage baldwin 12ax7 - 12ax7, 12au7a

Vintage baldwin 12ax7 - 12ax7, 12au7a

$345.00
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Cv4003 brimar nos 12au7 - nos, pair

Cv4003 brimar nos 12au7 - nos, pair

$99.00
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1964 toshiba 12au7 platinum - toshiba,

1964 toshiba 12au7 platinum - toshiba,

$19.95
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Siemens ecc82 12au7 - nos, nib

Siemens ecc82 12au7 - nos, nib

$55.00
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Sun amperex 12au7a ecc82 delta - amperex,

Sun amperex 12au7a ecc82 delta - amperex,

$48.25
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Vintage rca 12au7a - rca,

Vintage rca 12au7a - rca,

$17.95
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Matched pair sylvania 12au7a - pair,

Matched pair sylvania 12au7a - pair,

$44.95
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Tested 12au7a tube with - (1), ge

Tested 12au7a tube with - (1), ge

$18.95
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Rca 12au7 matching pairs - rca,

Rca 12au7 matching pairs - rca,

$12.00
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Rca 12au7 clear top vacuum - a,

Rca 12au7 clear top vacuum - a,

$25.50
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Lot 10pcs black plate - 10pcs, 12au7a

Lot 10pcs black plate - 10pcs, 12au7a

$59.99
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12au7 ecc82 rca - 12au7, 🇺🇸

12au7 ecc82 rca - 12au7, 🇺🇸

$359.99
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Qty 12au7 6189 - 1, 5814a

Qty 12au7 6189 - 1, 5814a

$4.95
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Nos matched pair rca 12au7a - nos,

Nos matched pair rca 12au7a - nos,

$79.95
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12au7a ecc82 tube lot - ecc82,

12au7a ecc82 tube lot - ecc82,

$59.99
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12au7 ecc82 hammond tube - 12au7,

12au7 ecc82 hammond tube - 12au7,

$20.00
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5963 hewlett packard radio - hewlett,

5963 hewlett packard radio - hewlett,

$24.99
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Brand new mullard - brand,

Brand new mullard - brand,

$64.78
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Matched pair rca 12au7 black - pair,

Matched pair rca 12au7 black - pair,

$44.95
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Rca 12au7a cleartop - rca, vacuum

Rca 12au7a cleartop - rca, vacuum

$45.00
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Ecc82 12au7 preamp vacuum - jj, /

Ecc82 12au7 preamp vacuum - jj, /

$19.95
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Matched quad rca - (4),

Matched quad rca - (4),

$130.00
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Tung sol 12au7 - (2), black

Tung sol 12au7 - (2), black

$74.99
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New mullard ecc82 12au7 - mullard, ecc82/12au7

New mullard ecc82 12au7 - mullard, ecc82/12au7

$23.95
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Pair sylvania 6189 - sylvania, 12au7wa

Pair sylvania 6189 - sylvania, 12au7wa

$20.00
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6680 12au7a vacuum tung sol - 6680, tung-sol

6680 12au7a vacuum tung sol - 6680, tung-sol

$10.00
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12au7 ken rad 17mm - ken-rad, silver

12au7 ken rad 17mm - ken-rad, silver

$49.99
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Lot 12au7a ecc82 - of, ge

Lot 12au7a ecc82 - of, ge

$50.00
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Vintage 12au7wa radio - 12au7wa,

Vintage 12au7wa radio - 12au7wa,

$15.00
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Rca 12au7 tube pair circa - pair, 60s

Rca 12au7 tube pair circa - pair, 60s

$25.00
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1952 12au7 ecc82 - ge, 12au7/ecc82

1952 12au7 ecc82 - ge, 12au7/ecc82

$34.95
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Rca 12au7a ecc82 long gray - (2),

Rca 12au7a ecc82 long gray - (2),

$39.99
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Rca radiotron 12au7a - rca, 12au7a/ecc82

Rca radiotron 12au7a - rca, 12au7a/ecc82

$25.00
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Matched pair iec 12au7a tubes - matched,

Matched pair iec 12au7a tubes - matched,

$49.00
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Rca 12au7 vacuum tube - vacuum, long

Rca 12au7 vacuum tube - vacuum, long

$29.95
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Lot ibm 6211 - lot, of

Lot ibm 6211 - lot, of

$19.00
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Telefunken 12au7 ecc82 - 12au7,

Telefunken 12au7 ecc82 - 12au7,

$349.99
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12au7 rca tubes - x,

12au7 rca tubes - x,

$49.99
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12au7 ecc82 mullard balanced - /,

12au7 ecc82 mullard balanced - /,

$34.95
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Pair sylvanua jan chs - jan-chs, 12au7

Pair sylvanua jan chs - jan-chs, 12au7

$50.00
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12au7a westinghouse - 12au7a,

12au7a westinghouse - 12au7a,

$63.99
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Minty 1950 boxed - 2,

Minty 1950 boxed - 2,

$99.00
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Nos mullard 12au7a - mullard,

Nos mullard 12au7a - mullard,

$65.00
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Matched pair sylvania 6350 - matched,

Matched pair sylvania 6350 - matched,

$44.95
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Rca 12au7 ecc82 long plate - long,

Rca 12au7 ecc82 long plate - long,

$24.95
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Matched quad mullard blackburn - quad,

Matched quad mullard blackburn - quad,

$199.00
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Looking for more 12au7?

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📊96 listings · from $4.95 · avg $74.86

Browse 96 12au7 listings currently in our index. Prices range from $4.95 to $600, with an average of $74.86. 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 12au7 →

Try this: bamileke | unsmoked | hardinge | musky | gorham salt | dogtra 1900s | julienne | votex | mooney | evan gattis

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Everything you need to know about 12au7

Whether you are looking for a brand-new or second-hand 12au7, 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 $4.95, while premium listings can reach $600 — giving you a wide budget spread to work with. The average price of $74.86 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.

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