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,

1957 raytheon 12au7 ecc82 - 1957,

$44.95
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Matched pair westinghouse - pair,

Matched pair westinghouse - pair,

$39.99
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Vintage rca 12au7a platinum - 12au7a, platinum++

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

$34.95
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Rare mullard 12au7 - rare,

Rare mullard 12au7 - rare,

$600.00
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Mullard master series - master, 12au7a

Mullard master series - master, 12au7a

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

12au7a 12au7 tube tested - 12au7,

$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 - 5,

Sylvania 12au7a vacuum - 5,

$20.00
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Set excellent matched - set,

Set excellent matched - set,

$179.00
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Rca 12au7a ecc82 vacuum - ecc82, tube

Rca 12au7a ecc82 vacuum - ecc82, tube

$75.00
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Mullard ecc82 12au7 vacuum - ecc82,

Mullard ecc82 12au7 vacuum - ecc82,

$39.99
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Nib matched pair rca - nib,

Nib matched pair rca - nib,

$49.99
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Pair rca 12au7 - rca, black

Pair rca 12au7 - rca, black

$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 - 12au7, ecc82

Strong pair 12au7 - 12au7, ecc82

$39.99
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12au7a britain radio audio - britain,

12au7a britain radio audio - britain,

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

Vintage rca 12au7a - vintage, platinum++

$34.95
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Cbs hytron hammond 1960 - 7),

Cbs hytron hammond 1960 - 7),

$25.00
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Matched pair sylvania - pair, 12au7a

Matched pair sylvania - pair, 12au7a

$39.95
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1959 sylvania 12au7 - sylvania,

1959 sylvania 12au7 - sylvania,

$39.95
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Super nice balanced 1969 - 1,

Super nice balanced 1969 - 1,

$79.00
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1958 sylvania 12au7 - sylvania,

1958 sylvania 12au7 - sylvania,

$44.95
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Nos nib ecc82 12au7 - ei, /

Nos nib ecc82 12au7 - ei, /

$45.00
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Rca 12au7 ecc82 long black - rca,

Rca 12au7 ecc82 long black - rca,

$49.99
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Matched pair early 12au7 - early,

Matched pair early 12au7 - early,

$44.95
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1959 sylvania 12au7 nos - 1959,

1959 sylvania 12au7 nos - 1959,

$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 - nos, gold

True nos pair - nos, gold

$124.95
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Vintage vacuum tube lot 12au7a - vintage,

Vintage vacuum tube lot 12au7a - vintage,

$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 - 1959/1960,

Pair 1959 1960 raytheon usa - 1959/1960,

$20.95
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Lot rca 12au7 vacuum - (10),

Lot rca 12au7 vacuum - (10),

$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 - nos,

Pair nos matched sylvania - nos,

$38.25
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12au7a six vacuum - 12au7a,

12au7a six vacuum - 12au7a,

$30.00
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Pcs new ecc82 12au7 - , rft

Pcs new ecc82 12au7 - , rft

$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 - ecc82,

Telefunken ecc82 12au7 matched - ecc82,

$145.00
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Nos rca jrc 12au7 - slant, d

Nos rca jrc 12au7 - slant, d

$79.99
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Pinnacle long plate 12au7 - long,

Pinnacle long plate 12au7 - long,

$40.00
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Pair sylvania 12au7 - sylvania,

Pair sylvania 12au7 - sylvania,

$29.99
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Mullard iec 12au7a ecc82 - iec,

Mullard iec 12au7a ecc82 - iec,

$109.99
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1950s rca usa - rca,

1950s rca usa - rca,

$337.49
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Early matched pair 12au7a - matched,

Early matched pair 12au7a - matched,

$16.99
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1959 sylvania 12au7 - 1959,

1959 sylvania 12au7 - 1959,

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

Vintage baldwin 12ax7 12au7a - 12ax7, &

$345.00
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Cv4003 brimar nos 12au7 pair - nos,

Cv4003 brimar nos 12au7 pair - nos,

$99.00
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1964 toshiba 12au7 - 1964,

1964 toshiba 12au7 - 1964,

$19.95
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Siemens ecc82 12au7 nos - ecc82,

Siemens ecc82 12au7 nos - ecc82,

$55.00
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Sun amperex 12au7a - sun, delta

Sun amperex 12au7a - sun, delta

$48.25
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Vintage rca 12au7a - rca, platinum

Vintage rca 12au7a - rca, platinum

$17.95
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Matched pair sylvania 12au7a - sylvania,

Matched pair sylvania 12au7a - sylvania,

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

Tested 12au7a tube - (1), with

$18.95
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Rca 12au7 matching pairs - 12au7’s,

Rca 12au7 matching pairs - 12au7’s,

$12.00
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Rca 12au7 clear top - top,

Rca 12au7 clear top - top,

$25.50
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Lot 10pcs black plate - black,

Lot 10pcs black plate - black,

$59.99
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12au7 ecc82 rca - 12au7,

12au7 ecc82 rca - 12au7,

$359.99
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Qty 12au7 6189 - qty,

Qty 12au7 6189 - qty,

$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 rca - 12au7a,

12au7a ecc82 tube lot rca - 12au7a,

$59.99
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12au7 ecc82 hammond tube - 2),

12au7 ecc82 hammond tube - 2),

$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 - brand,

Brand new mullard reissue - brand,

$64.78
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Matched pair rca 12au7 - pair,

Matched pair rca 12au7 - pair,

$44.95
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Rca 12au7a cleartop vacuum - rca,

Rca 12au7a cleartop vacuum - rca,

$45.00
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Ecc82 12au7 preamp - jj, /

Ecc82 12au7 preamp - jj, /

$19.95
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Matched quad rca - matched, (4)

Matched quad rca - matched, (4)

$130.00
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Tung sol 12au7 - black, plate

Tung sol 12au7 - black, plate

$74.99
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New mullard ecc82 12au7 - mullard, vacuum

New mullard ecc82 12au7 - mullard, vacuum

$23.95
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Pair sylvania 6189 12au7wa - pair,

Pair sylvania 6189 12au7wa - pair,

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

6680 12au7a vacuum - 12au7a, vacuum,

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

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

$49.99
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Lot 12au7a ecc82 - of,

Lot 12au7a ecc82 - of,

$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 - rca, (circa

Rca 12au7 tube pair circa - rca, (circa

$25.00
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1952 12au7 ecc82 platinum - ge,

1952 12au7 ecc82 platinum - ge,

$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 ecc82 - radiotron, 12au7a/ecc82

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

$25.00
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Matched pair iec 12au7a tubes - 12au7a,

Matched pair iec 12au7a tubes - 12au7a,

$49.00
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Rca 12au7 vacuum tube - rca,

Rca 12au7 vacuum tube - rca,

$29.95
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Lot ibm 6211 - lot, ge

Lot ibm 6211 - lot, ge

$19.00
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Telefunken 12au7 ecc82 - (2),

Telefunken 12au7 ecc82 - (2),

$349.99
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12au7 rca tubes black - 2,

12au7 rca tubes black - 2,

$49.99
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12au7 ecc82 mullard - /, balanced

12au7 ecc82 mullard - /, balanced

$34.95
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Pair sylvanua jan chs 12au7 - pair,

Pair sylvanua jan chs 12au7 - pair,

$50.00
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12au7a westinghouse - x,

12au7a westinghouse - x,

$63.99
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Minty 1950 boxed rca - minty,

Minty 1950 boxed rca - minty,

$99.00
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Nos mullard 12au7a - ge,

Nos mullard 12au7a - ge,

$65.00
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Matched pair sylvania 6350 - pair,

Matched pair sylvania 6350 - pair,

$44.95
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Rca 12au7 ecc82 long - rca, plate

Rca 12au7 ecc82 long - rca, plate

$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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