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 ecc82 - 1957, 12au7/ecc82

1957 raytheon 12au7 ecc82 - 1957, 12au7/ecc82

$44.95
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Matched pair westinghouse - pair,

Matched pair westinghouse - pair,

$39.99
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Vintage rca 12au7a - vintage,

Vintage rca 12au7a - vintage,

$34.95
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Rare mullard 12au7 ecc82 - 12au7, []

Rare mullard 12au7 ecc82 - 12au7, []

$600.00
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Mullard master series 12au7a - mullard,

Mullard master series 12au7a - mullard,

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

12au7a 12au7 tube tested - 12au7a,

$6.50
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Pair vintage 1960s - pair, (2)

Pair vintage 1960s - pair, (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 tubes - sylvania,

Sylvania 12au7a vacuum tubes - sylvania,

$20.00
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Set excellent matched - of,

Set excellent matched - of,

$179.00
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Rca 12au7a ecc82 - 12au7a,

Rca 12au7a ecc82 - 12au7a,

$75.00
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Mullard ecc82 12au7 vacuum - mullard,

Mullard ecc82 12au7 vacuum - mullard,

$39.99
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Nib matched pair rca 12au7a - nib,

Nib matched pair rca 12au7a - nib,

$49.99
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Pair rca 12au7 black - pair, plate

Pair rca 12au7 black - pair, plate

$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 - 50,

Lot vintage usa 12au7 - 50,

$143.20
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Strong pair 12au7 - pair, ecc82

Strong pair 12au7 - pair, ecc82

$39.99
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12au7a britain radio - gt., audio

12au7a britain radio - gt., audio

$18.99
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Vintage rca 12au7a platinum - 12au7a, platinum++

Vintage rca 12au7a platinum - 12au7a, platinum++

$34.95
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Cbs hytron hammond - hammond, 1960

Cbs hytron hammond - hammond, 1960

$25.00
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Matched pair sylvania 12au7a - pair,

Matched pair sylvania 12au7a - pair,

$39.95
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1959 sylvania 12au7 platinum - 12au7,

1959 sylvania 12au7 platinum - 12au7,

$39.95
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Super nice balanced - super,

Super nice balanced - super,

$79.00
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1958 sylvania 12au7 ecc82 - sylvania,

1958 sylvania 12au7 ecc82 - sylvania,

$44.95
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Nos nib ecc82 - ecc82, 12au7

Nos nib ecc82 - ecc82, 12au7

$45.00
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Rca 12au7 ecc82 - ecc82, long

Rca 12au7 ecc82 - ecc82, long

$49.99
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Matched pair early - matched, ge

Matched pair early - matched, ge

$44.95
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1959 sylvania 12au7 - 1959,

1959 sylvania 12au7 - 1959,

$34.95
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Nos match quad sylvania - nos,

Nos match quad sylvania - nos,

$179.95
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True nos pair gold - nos,

True nos pair gold - nos,

$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, ecc82/12au7

Telefunken ecc82 12au7 ribbed - telefunken, ecc82/12au7

$129.99
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Sylvania jhs 12au7 black plate - sylvania,

Sylvania jhs 12au7 black plate - sylvania,

$40.00
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Pair 1959 1960 raytheon usa - pair, 1959/1960

Pair 1959 1960 raytheon usa - pair, 1959/1960

$20.95
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Lot rca 12au7 - of,

Lot rca 12au7 - 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 six vacuum - -,

$30.00
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Pcs new ecc82 12au7 - pcs, rft

Pcs new ecc82 12au7 - pcs, rft

$49.00
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Sylvania 12au7a vacuum - 12au7a, tube

Sylvania 12au7a vacuum - 12au7a, tube

$8.00
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Mathched pair raytheon - raytheon, baldwin

Mathched pair raytheon - raytheon, baldwin

$39.99
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Telefunken ecc82 12au7 - telefunken,

Telefunken ecc82 12au7 - telefunken,

$145.00
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Nos rca jrc - rca, d

Nos rca jrc - rca, d

$79.99
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Pinnacle long plate - long,

Pinnacle long plate - long,

$40.00
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Pair sylvania 12au7 vacuum - ,

Pair sylvania 12au7 vacuum - ,

$29.99
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Mullard iec 12au7a - mullard, ecc82

Mullard iec 12au7a - mullard, ecc82

$109.99
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1950s rca usa - 1950s, 12au7a

1950s rca usa - 1950s, 12au7a

$337.49
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Early matched pair 12au7a - 60's,

Early matched pair 12au7a - 60's,

$16.99
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1959 sylvania 12au7 - 1959, platinum

1959 sylvania 12au7 - 1959, platinum

$39.95
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Vintage baldwin 12ax7 12au7a - vintage,

Vintage baldwin 12ax7 12au7a - vintage,

$345.00
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Cv4003 brimar nos 12au7 - nos,

Cv4003 brimar nos 12au7 - nos,

$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 - 12au7,

Siemens ecc82 12au7 nos nib - 12au7,

$55.00
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Sun amperex 12au7a - 12au7a, delta

Sun amperex 12au7a - 12au7a, delta

$48.25
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Vintage rca 12au7a - vintage,

Vintage rca 12au7a - vintage,

$17.95
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Matched pair sylvania - pair, 12au7a

Matched pair sylvania - pair, 12au7a

$44.95
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Tested 12au7a tube with - 12au7a,

Tested 12au7a tube with - 12au7a,

$18.95
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Rca 12au7 matching - matching, pairs

Rca 12au7 matching - matching, pairs

$12.00
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Rca 12au7 clear - rca,

Rca 12au7 clear - rca,

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

Lot 10pcs black plate 12au7a - lot,

$59.99
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12au7 ecc82 rca - 12au7,

12au7 ecc82 rca - 12au7,

$359.99
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Qty 12au7 6189 5814a - -,

Qty 12au7 6189 5814a - -,

$4.95
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Nos matched pair rca - nos,

Nos matched pair rca - nos,

$79.95
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12au7a ecc82 tube lot rca - ecc82,

12au7a ecc82 tube lot rca - ecc82,

$59.99
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12au7 ecc82 hammond - ecc82, tube

12au7 ecc82 hammond - ecc82, tube

$20.00
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5963 hewlett packard radio - 5963,

5963 hewlett packard radio - 5963,

$24.99
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Brand new mullard reissue - new,

Brand new mullard reissue - new,

$64.78
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Matched pair rca - rca, 12au7

Matched pair rca - rca, 12au7

$44.95
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Rca 12au7a cleartop vacuum - 5,

Rca 12au7a cleartop vacuum - 5,

$45.00
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Ecc82 12au7 preamp - ecc82,

Ecc82 12au7 preamp - ecc82,

$19.95
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Matched quad rca - matched,

Matched quad rca - matched,

$130.00
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Tung sol 12au7 black plate - 12au7,

Tung sol 12au7 black plate - 12au7,

$74.99
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New mullard ecc82 - new, vacuum

New mullard ecc82 - new, vacuum

$23.95
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Pair sylvania 6189 - 6189, 12au7wa

Pair sylvania 6189 - 6189, 12au7wa

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

6680 12au7a vacuum tung - 6680, tung-sol

$10.00
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12au7 ken rad - 12au7, ken-rad

12au7 ken rad - 12au7, ken-rad

$49.99
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Lot 12au7a ecc82 - 12,

Lot 12au7a ecc82 - 12,

$50.00
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Vintage 12au7wa radio - g.e.,

Vintage 12au7wa radio - g.e.,

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

Rca 12au7 tube pair circa - rca, 60s

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

1952 12au7 ecc82 platinum - 1952, 12au7/ecc82

$34.95
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Rca 12au7a ecc82 - rca,

Rca 12au7a ecc82 - rca,

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

Rca radiotron 12au7a - radiotron, 12au7a/ecc82

$25.00
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Matched pair iec - matched, tubes

Matched pair iec - matched, tubes

$49.00
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Rca 12au7 vacuum tube - rca, long

Rca 12au7 vacuum tube - rca, long

$29.95
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Lot ibm 6211 - ge,

Lot ibm 6211 - ge,

$19.00
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Telefunken 12au7 ecc82 - telefunken,

Telefunken 12au7 ecc82 - telefunken,

$349.99
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12au7 rca tubes black - rca, tubes*black

12au7 rca tubes black - rca, tubes*black

$49.99
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12au7 ecc82 mullard balanced - /,

12au7 ecc82 mullard balanced - /,

$34.95
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Pair sylvanua jan chs - pair, jan-chs

Pair sylvanua jan chs - pair, jan-chs

$50.00
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12au7a westinghouse - 2, x

12au7a westinghouse - 2, x

$63.99
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Minty 1950 boxed rca - 2,

Minty 1950 boxed rca - 2,

$99.00
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Nos mullard 12au7a - nos,

Nos mullard 12au7a - nos,

$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 - 12au7,

Rca 12au7 ecc82 long plate - 12au7,

$24.95
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Matched quad mullard blackburn - matched,

Matched quad mullard blackburn - matched,

$199.00
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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 →

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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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