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12au7

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Home / / 12au7 refurbished & used for sale | For Sale USA
Rca 12au7 tube pair circa - 12au7, (circa

Rca 12au7 tube pair circa - 12au7, (circa

$19.00
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1950s rca usa 12au7a - usa,

1950s rca usa 12au7a - usa,

$180.00
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1957 raytheon 12au7 - raytheon, 12au7/ecc82

1957 raytheon 12au7 - raytheon, 12au7/ecc82

$44.95
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Matched pair 1963 - matched, mullard

Matched pair 1963 - matched, mullard

$49.95
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1959 sylvania 12au7 platinum - 1959,

1959 sylvania 12au7 platinum - 1959,

$39.95
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Pair rca 12au7 preamp - of,

Pair rca 12au7 preamp - of,

$10.00
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Matched pair rca - matched, long

Matched pair rca - matched, long

$54.99
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Vintage rca 12au7a platinum - rca,

Vintage rca 12au7a platinum - rca,

$34.95
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Tung sol 12au7a - 12au7a, tubes

Tung sol 12au7a - 12au7a, tubes

$22.50
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Daystrom ecc82 12au7 tubes - 12au7,

Daystrom ecc82 12au7 tubes - 12au7,

$59.95
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Pair vintage 1960s - (2),

Pair vintage 1960s - (2),

$20.95
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Matched lot - of, (3)

Matched lot - of, (3)

$99.95
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Vintage nos sylvania jan - vintage,

Vintage nos sylvania jan - vintage,

$39.95
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Pair raytheon japan 12au7 - of,

Pair raytheon japan 12au7 - of,

$49.50
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Three vintage philips jan - vintage,

Three vintage philips jan - vintage,

$65.00
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Rca 12au7 ecc82 made vacuum - rca,

Rca 12au7 ecc82 made vacuum - rca,

$18.95
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Matched pair rca 12au7 long - rca,

Matched pair rca 12au7 long - rca,

$49.99
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Conn sylvania 12au7 - conn, vintage

Conn sylvania 12au7 - conn, vintage

$14.95
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1958 sylvania 12au7 ecc82 - 12au7,

1958 sylvania 12au7 ecc82 - 12au7,

$44.95
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Matched pair rca 12au7 long - pair,

Matched pair rca 12au7 long - pair,

$49.99
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Lot ten 12au7 12au7a twin - of,

Lot ten 12au7 12au7a twin - of,

$38.00
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Pair 12au7a tubes - 12au7a, mullard

Pair 12au7a tubes - 12au7a, mullard

$80.00
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Telefunken 12au7 ecc82 - telefunken, tube

Telefunken 12au7 ecc82 - telefunken, tube

$75.00
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Nos nib ecc82 12au7 - nos,

Nos nib ecc82 12au7 - nos,

$45.00
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Matched pair rca - rca, ecc82

Matched pair rca - rca, ecc82

$44.95
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Amperex orange globe 1 - &,

Amperex orange globe 1 - &,

$7.95
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Amperex12au7a audio preamp - (4),

Amperex12au7a audio preamp - (4),

$100.00
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1950s rca usa 12au7a ecc82 - 12au7a,

1950s rca usa 12au7a ecc82 - 12au7a,

$359.99
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Nos ecc82 12au7 - ecc82,

Nos ecc82 12au7 - ecc82,

$749.99
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1957 mullard 12au7 ecc82 - 1957,

1957 mullard 12au7 ecc82 - 1957,

$150.00
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Ecc82 12au7 raytheon - ecc82,

Ecc82 12au7 raytheon - ecc82,

$239.99
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Matched pair westinghouse - matched,

Matched pair westinghouse - matched,

$32.99
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12au7 ecc82 telefunken - 12au7/ecc82,

12au7 ecc82 telefunken - 12au7/ecc82,

$299.99
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One 1971 rca clear top - rca, clear-top

One 1971 rca clear top - rca, clear-top

$28.95
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Nos nib good rca - good,

Nos nib good rca - good,

$150.00
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Telefunken 12au7 ecc82 - telefunken,

Telefunken 12au7 ecc82 - telefunken,

$249.99
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Matched raytheon 12au7a - 2,

Matched raytheon 12au7a - 2,

$42.95
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Qty 12au7 6189 5814a - qty,

Qty 12au7 6189 5814a - qty,

$4.95
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12au7 ecc82 rca - 12au7, black-plate

12au7 ecc82 rca - 12au7, black-plate

$359.99
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Nos rca usa 12au7a - rca,

Nos rca usa 12au7a - rca,

$198.00
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Tung sol 12au7w vacuum - 12au7w, tube

Tung sol 12au7w vacuum - 12au7w, tube

$49.99
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Matched pair amperex bugle - amperex,

Matched pair amperex bugle - amperex,

$185.00
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1952 12au7 ecc82 platinum - ge, 12au7/ecc82

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

$34.95
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Pair 1950s tung sol - pair,

Pair 1950s tung sol - pair,

$48.95
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Vintage rca 12au7 amp - 12au7, vacuum

Vintage rca 12au7 amp - 12au7, vacuum

$14.50
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Mullard ecc82 12au7a matching - mullard,

Mullard ecc82 12au7a matching - mullard,

$140.00
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Lot vintage 12au7 - vintage, ecc82

Lot vintage 12au7 - vintage, ecc82

$50.00
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Lot 35x 12au7 - of, /

Lot 35x 12au7 - of, /

$59.99
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Pair mullard 12au7 tubes - pair, gray

Pair mullard 12au7 tubes - pair, gray

$69.00
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Lightly used matched - matched, 5814

Lightly used matched - matched, 5814

$29.98
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Pair 1959 1960 raytheon - pair, usa

Pair 1959 1960 raytheon - pair, usa

$20.95
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New mullard ecc82 - mullard, ecc82/12au7

New mullard ecc82 - mullard, ecc82/12au7

$23.95
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Mullard ecc82 12au7 vacuum - 12au7,

Mullard ecc82 12au7 vacuum - 12au7,

$40.00
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12au7 tube lot various - 12au7,

12au7 tube lot various - 12au7,

$26.00
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Mullard iec 12au7a - iec,

Mullard iec 12au7a - iec,

$109.99
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Philips ecg 5814a - philips,

Philips ecg 5814a - philips,

$40.00
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Matched pair tung sol - matched,

Matched pair tung sol - matched,

$34.99
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Matched pair raytheon - raytheon, 12au7

Matched pair raytheon - raytheon, 12au7

$42.95
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Electronics 12au7 ecc82 - jj,

Electronics 12au7 ecc82 - jj,

$39.99
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Matched balanced nec 12au7 - balanced,

Matched balanced nec 12au7 - balanced,

$99.99
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12au7a 12au7 tube tested - 1),

12au7a 12au7 tube tested - 1),

$6.00
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6680 12au7a vacuum - 12au7a, tung-sol

6680 12au7a vacuum - 12au7a, tung-sol

$10.00
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Sylvania 12au7 vacuum tubes - vacuum,

Sylvania 12au7 vacuum tubes - vacuum,

$49.50
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Matched pair mullard - matched,

Matched pair mullard - matched,

$130.00
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Mullard 12au7a matching pair - matching,

Mullard 12au7a matching pair - matching,

$100.00
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Matched pair 12au7a - matched, unbranded

Matched pair 12au7a - matched, unbranded

$19.95
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Pair ecc802s - pair, /

Pair ecc802s - pair, /

$16.09
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New genalex gold lion - genalex,

New genalex gold lion - genalex,

$50.95
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Telefunken ecc82 - ,

Telefunken ecc82 - ,

$175.00
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Nos nib matched - matched, 1960

Nos nib matched - matched, 1960

$99.00
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Strong usa made 12au7 - strong,

Strong usa made 12au7 - strong,

$29.99
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Early matched pair 12au7a - 60's,

Early matched pair 12au7a - 60's,

$14.99
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Mullard made ecc82 12au7 - mullard,

Mullard made ecc82 12au7 - mullard,

$240.00
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Ken rad 12au7 matching pair - ken-rad,

Ken rad 12au7 matching pair - ken-rad,

$200.00
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New rca jrc - jrc, 12au7,

New rca jrc - jrc, 12au7,

$448.95
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TELEFUNKEN-MULLARD

TELEFUNKEN-MULLARD

$34.95
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Pair sylvania 12au7a ecc82 - sylvania,

Pair sylvania 12au7a ecc82 - sylvania,

$45.00
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Sylvania gold brand 6201 - sylvania,

Sylvania gold brand 6201 - sylvania,

$30.00
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Rca 12au7a long - black, d

Rca 12au7a long - black, d

$17.99
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Sylvania usn chs 5963 matched - usn,

Sylvania usn chs 5963 matched - usn,

$7.49
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Rare 110 telefunken - , 110%

Rare 110 telefunken - , 110%

$150.00
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Rare raytheon 5814 12au7 - rare,

Rare raytheon 5814 12au7 - rare,

$29.75
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Nos very rare telefunken - very,

Nos very rare telefunken - very,

$475.00
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Vintage rca 12au7a vacuum tube - vacuum,

Vintage rca 12au7a vacuum tube - vacuum,

$21.95
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Mullard 12au7 1961 - mullard, 12au7-1961-62

Mullard 12au7 1961 - mullard, 12au7-1961-62

$78.00
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1950 rca usa - 1950's, 12au7

1950 rca usa - 1950's, 12au7

$180.00
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Pair 12au7 ecc82 amperex - pair,

Pair 12au7 ecc82 amperex - pair,

$149.00
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Tung sol 12au7a ecc82 - 12au7a,

Tung sol 12au7a ecc82 - 12au7a,

$50.00
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Qty empty white - white, vacuum

Qty empty white - white, vacuum

$19.95
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Matched pair sylvania - matched, 12au7a

Matched pair sylvania - matched, 12au7a

$39.95
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Rca 6189 12au7wa ruggedized - 6189,

Rca 6189 12au7wa ruggedized - 6189,

$90.00
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1972 philips 12au7 ecc82 - 1972,

1972 philips 12au7 ecc82 - 1972,

$69.91
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Vacuum tube 12au7 lot of - tube,

Vacuum tube 12au7 lot of - tube,

$20.00
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Tested rca 12au7a - (1),

Tested rca 12au7a - (1),

$14.95
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True nos pair - pair, gold

True nos pair - pair, gold

$112.46
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Pcs new ecc82 12au7 rft - new,

Pcs new ecc82 12au7 rft - new,

$49.00
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📊96 listings · from $4.95 · avg $90.27

Browse 96 12au7 listings currently in our index. Prices range from $4.95 to $749.99, with an average of $90.27. 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 $749.99 — giving you a wide budget spread to work with. The average price of $90.27 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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