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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Mullard iec 12au7 17mm long - 17mm,

Mullard iec 12au7 17mm long - 17mm,

$124.95
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Matched pair conn sylvania - pair, of

Matched pair conn sylvania - pair, of

$22.95
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Matched pair conn - matched,

Matched pair conn - matched,

$22.95
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12au7a 12au7 tube tested - 12au7a,

12au7a 12au7 tube tested - 12au7a,

$6.25
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Matched rca clear - matched, clear-top

Matched rca clear - matched, clear-top

$49.95
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1959 sylvania 12au7 platinum - sylvania,

1959 sylvania 12au7 platinum - sylvania,

$39.95
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Matched pair rca 12au7 - matched,

Matched pair rca 12au7 - matched,

$44.95
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Pair vintage 1960s - (2),

Pair vintage 1960s - (2),

$20.95
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Nos five sylvania jan - nos,

Nos five sylvania jan - nos,

$45.00
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Lot vintage usa - vintage,

Lot vintage usa - vintage,

$152.15
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Telefunken 12au7 ecc82 tube - ecc82,

Telefunken 12au7 ecc82 tube - ecc82,

$75.00
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Eight 1958 general electric - 1958,

Eight 1958 general electric - 1958,

$38.00
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Nib matched pair rca 12au7a - matched,

Nib matched pair rca 12au7a - matched,

$49.99
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1959 sylvania 12au7 - 12au7, nos

1959 sylvania 12au7 - 12au7, nos

$29.95
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Matched pair westinghouse - matched,

Matched pair westinghouse - matched,

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

Vintage rca 12au7a platinum - rca, platinum++

$34.95
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Cv4003 brimar nos 12au7 pair - brimar,

Cv4003 brimar nos 12au7 pair - brimar,

$99.00
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Sylvania 6189 12au7wa gray - 12au7wa,

Sylvania 6189 12au7wa gray - 12au7wa,

$94.95
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Vacuum tubes 12au7a - tubes, ge

Vacuum tubes 12au7a - tubes, ge

$14.99
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Vintage strong matched pair - vintage,

Vintage strong matched pair - vintage,

$159.99
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1958 sylvania 12au7 - 12au7, ecc82

1958 sylvania 12au7 - 12au7, ecc82

$44.95
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Amperex 12au7 ecc82 - 12au7/ecc82,

Amperex 12au7 ecc82 - 12au7/ecc82,

$50.00
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Telefunken ecc82 - ,

Telefunken ecc82 - ,

$175.00
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12ay7 preamp vacuum tube - jj,

12ay7 preamp vacuum tube - jj,

$23.95
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Two jrc rca - two,

Two jrc rca - two,

$59.99
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Matched pair sylvania 12au7a - matched,

Matched pair sylvania 12au7a - matched,

$39.95
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Nos nib ecc82 12au7 - ecc82,

Nos nib ecc82 12au7 - ecc82,

$45.00
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Pair brimar 13d3 12au7 - (12au7, /

Pair brimar 13d3 12au7 - (12au7, /

$112.16
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Matched pair 12au7 - 12au7, ecc83

Matched pair 12au7 - 12au7, ecc83

$120.00
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Rca 12au7 ecc82 clear - rca,

Rca 12au7 ecc82 clear - rca,

$49.99
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Matched pair rca 12au7 black - matched,

Matched pair rca 12au7 black - matched,

$39.95
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Matched pair early 12au7 - pair,

Matched pair early 12au7 - pair,

$44.95
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Philips miniwatt ecc82 12au7 - philips,

Philips miniwatt ecc82 12au7 - philips,

$192.00
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Matched pair mullard - matched,

Matched pair mullard - matched,

$130.00
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Matched pair rca 12au7 - pair, black

Matched pair rca 12au7 - pair, black

$44.95
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Mathched pair raytheon baldwin - pair,

Mathched pair raytheon baldwin - pair,

$39.99
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Matched pair tubes - matched, /

Matched pair tubes - matched, /

$199.00
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Pair 12au7 tungsol - 12au7, ecc82

Pair 12au7 tungsol - 12au7, ecc82

$174.95
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True nos pair gold mica - nos,

True nos pair gold mica - nos,

$124.95
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12au7a rca radio - audio, clear

12au7a rca radio - audio, clear

$39.99
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Matched pair sylvania 12au7 - pair,

Matched pair sylvania 12au7 - pair,

$49.95
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Matched pair sylvania 12au7a - pair,

Matched pair sylvania 12au7a - pair,

$39.95
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12au7 ecc82 telefunken - 12au7/ecc82,

12au7 ecc82 telefunken - 12au7/ecc82,

$299.99
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Pair 1959 1960 raytheon - pair,

Pair 1959 1960 raytheon - pair,

$20.95
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Mullard 12au7a matching pair - 12au7a,

Mullard 12au7a matching pair - 12au7a,

$100.00
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12au7 ecc82 mullard balanced - 12au7, /

12au7 ecc82 mullard balanced - 12au7, /

$34.95
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Brand new mullard reissue - new,

Brand new mullard reissue - new,

$64.78
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Qty 12au7 6189 - qty, 5814a

Qty 12au7 6189 - qty, 5814a

$4.95
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Early matched pair 12au7a - early,

Early matched pair 12au7a - early,

$14.99
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Amperex bugle boy 12au7 ecc82 - boy,

Amperex bugle boy 12au7 ecc82 - boy,

$50.00
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1950s rca usa 12au7a ecc82 - rca,

1950s rca usa 12au7a ecc82 - rca,

$314.99
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Pair vintage 12au7 - ecc82, rft

Pair vintage 12au7 - ecc82, rft

$39.50
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Matched rca amp clear top - 2, rca/amp

Matched rca amp clear top - 2, rca/amp

$34.95
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Sylvania jhs 12au7 tubes - sylvania, jhs-12au7

Sylvania jhs 12au7 tubes - sylvania, jhs-12au7

$39.99
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Mullard blackburn 12au7 tube - blackburn,

Mullard blackburn 12au7 tube - blackburn,

$195.00
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Electron radio vacuum - radio, tubes

Electron radio vacuum - radio, tubes

$199.99
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Pair ecc802s - of, jj

Pair ecc802s - of, jj

$27.20
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New mullard ecc82 12au7 - mullard, vacuum

New mullard ecc82 12au7 - mullard, vacuum

$23.95
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12au7 radio tube - , sylvania

12au7 radio tube - , sylvania

$10.00
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Mullard ecc82 12au7 vacuum - ecc82, /

Mullard ecc82 12au7 vacuum - ecc82, /

$39.99
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Pair ecc82 12au7 - /,

Pair ecc82 12au7 - /,

$39.90
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Telefunken 12au7 ecc82 - 12au7, smooth

Telefunken 12au7 ecc82 - 12au7, smooth

$65.00
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Matched rca clear top 12au7a - matched,

Matched rca clear top 12au7a - matched,

$64.95
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Ecc82 12au7 amperex bugle - ecc82,

Ecc82 12au7 amperex bugle - ecc82,

$149.99
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12au7 ecc82 rca - ecc82,

12au7 ecc82 rca - ecc82,

$359.99
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Three tested good - tested, 12au7

Three tested good - tested, 12au7

$12.00
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12au7a matsushita japan - 12au7a,

12au7a matsushita japan - 12au7a,

$39.00
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1950 rca usa 12au7 - usa,

1950 rca usa 12au7 - usa,

$157.50
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Rca 12au7a clear - 12au7a, gray

Rca 12au7a clear - 12au7a, gray

$12.00
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Mullard iec 12au7a ecc82 - mullard,

Mullard iec 12au7a ecc82 - mullard,

$109.99
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Rca 12au7a ecc82 vacuum - rca,

Rca 12au7a ecc82 vacuum - rca,

$49.99
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Telefunken ecc82 12au7 - ecc82/12au7, ribbed

Telefunken ecc82 12au7 - ecc82/12au7, ribbed

$129.99
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Nos nib guitar ham radio - guitar,

Nos nib guitar ham radio - guitar,

$75.00
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Rca 12au7a ecc82 vacuum - 3,

Rca 12au7a ecc82 vacuum - 3,

$34.98
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1952 12au7 ecc82 platinum - 12au7/ecc82,

1952 12au7 ecc82 platinum - 12au7/ecc82,

$34.95
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Raytheon japan ecc82 12au7a - raytheon,

Raytheon japan ecc82 12au7a - raytheon,

$20.00
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1954 12au7 ecc82 - 1954, 12au7/ecc82

1954 12au7 ecc82 - 1954, 12au7/ecc82

$34.95
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Sylvania 12au7a vacuum tube - sylvania,

Sylvania 12au7a vacuum tube - sylvania,

$6.00
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12au7 cv4003 tube nos - cv4003,

12au7 cv4003 tube nos - cv4003,

$128.48
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Lot sylvania 12au7 12au7a - 7,

Lot sylvania 12au7 12au7a - 7,

$30.00
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12au7a westinghouse - 2, x

12au7a westinghouse - 2, x

$63.99
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Rare nos rca 12au7a ecc82 - ecc82, tube

Rare nos rca 12au7a ecc82 - ecc82, tube

$20.00
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Telefunken 12au7 ecc82 - 12au7,

Telefunken 12au7 ecc82 - 12au7,

$349.99
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Mullard blackburn 12au7 tube - blackburn,

Mullard blackburn 12au7 tube - blackburn,

$250.00
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12au7a ecc82 sylvania conn - 12au7a,

12au7a ecc82 sylvania conn - 12au7a,

$25.00
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1972 philips 12au7 ecc82 - 1972,

1972 philips 12au7 ecc82 - 1972,

$69.91
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Three baldwin labeled 12au7a - three,

Three baldwin labeled 12au7a - three,

$29.95
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Pair mullard gt - mullard, labeled)

Pair mullard gt - mullard, labeled)

$56.95
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Matched rca clear top - matched, clear-top

Matched rca clear top - matched, clear-top

$62.95
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Jan chs 12au7 ecc82 sylvania - 12au7,

Jan chs 12au7 ecc82 sylvania - 12au7,

$45.00
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Vintage nos sylvania jan - sylvania,

Vintage nos sylvania jan - sylvania,

$39.95
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6680 12au7a vacuum tung - 6680, vacuum,

6680 12au7a vacuum tung - 6680, vacuum,

$10.00
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Vintage sylvania 12au7a gold - vintage,

Vintage sylvania 12au7a gold - vintage,

$9.95
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12ay7 sylvania low - low, noise

12ay7 sylvania low - low, noise

$89.99
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Lot 10pcs black plate 12au7a - black,

Lot 10pcs black plate 12au7a - black,

$59.99
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📊96 listings · from $4.95 · avg $76.12

Browse 96 12au7 listings currently in our index. Prices range from $4.95 to $359.99, with an average of $76.12. 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 $359.99 — giving you a wide budget spread to work with. The average price of $76.12 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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