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12ax7

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Rca 12ax7a ecc83 tube pair - rca,

Rca 12ax7a ecc83 tube pair - rca,

$70.00
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Matched pair x mullard - pair,, 2

Matched pair x mullard - pair,, 2

$54.10
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Lot various telefunken - (6),

Lot various telefunken - (6),

$299.99
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Mullard ecc83 12ax7 - mullard, ecc83/12ax7

Mullard ecc83 12ax7 - mullard, ecc83/12ax7

$90.00
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Siemens 12ax7 ecc83 - (2), 12ax7/ecc83

Siemens 12ax7 ecc83 - (2), 12ax7/ecc83

$99.99
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New tung sol 12ax7 ecc83 - tung-sol,

New tung sol 12ax7 ecc83 - tung-sol,

$24.99
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12ax7 sylvania maxipreamp - 12ax7, 2

12ax7 sylvania maxipreamp - 12ax7, 2

$44.99
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New electronics 12ax7 - 1x,

New electronics 12ax7 - 1x,

$23.79
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12ax7 7025 new vacuum - /,

12ax7 7025 new vacuum - /,

$24.99
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Matched pair ruby 12ax7a - -,

Matched pair ruby 12ax7a - -,

$39.95
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Matching rca long - (2),

Matching rca long - (2),

$65.00
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1950s sylvania 12ax7 - 1950s,

1950s sylvania 12ax7 - 1950s,

$33.95
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12ax7 rca black plate - 12ax7,

12ax7 rca black plate - 12ax7,

$64.99
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12ax7 rca tube maxipreamp - 12ax7,

12ax7 rca tube maxipreamp - 12ax7,

$49.99
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7925 12ax7a tube nos - 7925,

7925 12ax7a tube nos - 7925,

$70.00
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Philips jan 12ax7wa ecc83 - philips, jan-12ax7wa/ecc83

Philips jan 12ax7wa ecc83 - philips, jan-12ax7wa/ecc83

$69.99
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Matched pair 12ax7 - ge, ecc83

Matched pair 12ax7 - ge, ecc83

$64.99
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Telefunken ecc83 smooth - (2),

Telefunken ecc83 smooth - (2),

$199.95
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Mullard ecc83 blackburn 12ax7 - ecc83,

Mullard ecc83 blackburn 12ax7 - ecc83,

$219.95
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12ax7a tube pair - tube, gray

12ax7a tube pair - tube, gray

$59.99
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Lot amperex mullard 12ax7 - of,

Lot amperex mullard 12ax7 - of,

$149.00
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12ax7wa sylvania mil - mil, spec

12ax7wa sylvania mil - mil, spec

$119.99
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Nos 12ax7a 7025 - nos, ecc83

Nos 12ax7a 7025 - nos, ecc83

$40.00
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12ax7 ecc83 preamp - jj, /

12ax7 ecc83 preamp - jj, /

$59.50
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Ecc83 12ax7 mullard hifi - 12ax7,

Ecc83 12ax7 mullard hifi - 12ax7,

$90.00
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Pair 12ax7 ecc83 - 12ax7, preamp

Pair 12ax7 ecc83 - 12ax7, preamp

$64.99
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Ecc83 12ax7 mullard hifi - 12ax7,

Ecc83 12ax7 mullard hifi - 12ax7,

$90.00
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Unknown 12ax7 6v6 vacuum - unknown,

Unknown 12ax7 6v6 vacuum - unknown,

$85.00
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Rca 12ax7 ecc83 - long, plate

Rca 12ax7 ecc83 - long, plate

$54.95
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12ax7 tube maxipreamp - tube,

12ax7 tube maxipreamp - tube,

$64.99
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Ecc83 12ax7 hifi grails - 12ax7,

Ecc83 12ax7 hifi grails - 12ax7,

$150.00
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Cbs long plate - label),

Cbs long plate - label),

$39.95
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Strong electronics ecc83s - electronics,

Strong electronics ecc83s - electronics,

$19.99
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Sylvania 12ax7a tubes ecc83 - 2,

Sylvania 12ax7a tubes ecc83 - 2,

$20.00
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Rare matched pair - rare,

Rare matched pair - rare,

$411.00
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Telefunken 12ax7 tube pair - telefunken,

Telefunken 12ax7 tube pair - telefunken,

$150.00
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Rca black plate 12ax7 - black,

Rca black plate 12ax7 - black,

$95.00
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Lot rca electron - of,

Lot rca electron - of,

$59.90
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Rare 1962 raytheon 12ax7a tube - rare,

Rare 1962 raytheon 12ax7a tube - rare,

$99.99
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Matched pair 12ax7 ecc83 - pair,

Matched pair 12ax7 ecc83 - pair,

$79.95
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New sovtek 12ax7lps - 1x, /

New sovtek 12ax7lps - 1x, /

$26.99
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Ecc83 12ax7 amperex bugle - 1,

Ecc83 12ax7 amperex bugle - 1,

$80.00
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Matched sylvania 12ax7 - 2,

Matched sylvania 12ax7 - 2,

$75.95
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Matched pair sylvania 12ax7a - pair,

Matched pair sylvania 12ax7a - pair,

$80.00
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Rca 7025 12ax7 - rca, made

Rca 7025 12ax7 - rca, made

$19.99
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Pair raytheon 12ax7a ecc83 - pair,

Pair raytheon 12ax7a ecc83 - pair,

$79.99
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Nos lot vintage - nos, 9

Nos lot vintage - nos, 9

$49.99
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Ecc83 12ax7 amperex - amperex, bugle

Ecc83 12ax7 amperex - amperex, bugle

$80.00
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General electronics 12ax7a - general,

General electronics 12ax7a - general,

$45.00
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Telefunken 12ax7 ecc83 tube - telefunken,

Telefunken 12ax7 ecc83 tube - telefunken,

$291.88
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Lot jj electronic - 3,

Lot jj electronic - 3,

$39.95
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Mullard 12ax7 ecc83 selected - mullard,

Mullard 12ax7 ecc83 selected - mullard,

$100.00
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Ecc83 12ax7 psvane - psvane, tubes

Ecc83 12ax7 psvane - psvane, tubes

$38.99
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General electronics 12ax7 - electronics, ge

General electronics 12ax7 - electronics, ge

$45.00
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New genalex gold lion - new,

New genalex gold lion - new,

$49.99
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Nos sylvania gb5751 - gold, brand

Nos sylvania gb5751 - gold, brand

$100.00
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12ax7a rca 1960s - rca,

12ax7a rca 1960s - rca,

$30.00
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Mullard ecc83 12ax7 - ecc83,

Mullard ecc83 12ax7 - ecc83,

$34.95
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1959 rca 12ax7 - 1959,

1959 rca 12ax7 - 1959,

$42.95
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One 1960s sylvania - 1960s,

One 1960s sylvania - 1960s,

$25.00
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Vintage 1954 rca 12ax7 tube - 12ax7,

Vintage 1954 rca 12ax7 tube - 12ax7,

$75.00
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Lot pcs raytheon - 2,

Lot pcs raytheon - 2,

$69.00
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Rca 12ax7a ecc83 - 12ax7a,

Rca 12ax7a ecc83 - 12ax7a,

$29.75
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Mesa boogie str - str, 12ax7-a

Mesa boogie str - str, 12ax7-a

$149.00
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Pair telefunken ecc83 - pair, 12ax7

Pair telefunken ecc83 - pair, 12ax7

$194.99
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New tung sol - new, 1x

New tung sol - new, 1x

$36.95
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Nib matched pair - nib, sylvania

Nib matched pair - nib, sylvania

$175.00
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Telefunken ecc83 smooth - (2),

Telefunken ecc83 smooth - (2),

$199.99
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Siemens 12ax7 ecc83 - (2), tubes

Siemens 12ax7 ecc83 - (2), tubes

$149.99
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Strong baldwin short gray - baldwin,

Strong baldwin short gray - baldwin,

$19.99
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Three pack ecc83s - of, /

Three pack ecc83s - of, /

$56.85
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12ax7 short grey - ge, plate

12ax7 short grey - ge, plate

$75.00
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12ax7 ecc83 philco - 12ax7,

12ax7 ecc83 philco - 12ax7,

$12.80
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Pair telefunken ecc83 - pair,

Pair telefunken ecc83 - pair,

$149.99
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Strong vintage 1959 rca tech - strong,

Strong vintage 1959 rca tech - strong,

$29.99
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Rca 12ax7a branded hp - 1, (one)rca

Rca 12ax7a branded hp - 1, (one)rca

$39.00
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12ax7 preamp tube - ., sylvania

12ax7 preamp tube - ., sylvania

$12.95
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Sonotone ecc83 12ax7 vintage - 12ax7,

Sonotone ecc83 12ax7 vintage - 12ax7,

$22.95
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Matched pair psvane - pair,

Matched pair psvane - pair,

$83.50
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12ax7a ecc83 vintage tung sol - 12ax7a, tung-sol

12ax7a ecc83 vintage tung sol - 12ax7a, tung-sol

$27.00
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Brand new box gain matched - new,

Brand new box gain matched - new,

$101.19
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Lot mesa boogie str 12 - lot, of

Lot mesa boogie str 12 - lot, of

$220.00
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Pair vintage dynaco - pair, 12ax7

Pair vintage dynaco - pair, 12ax7

$78.00
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New matched pair sovtek - pair,

New matched pair sovtek - pair,

$59.00
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Strong short gray plate o - gray,

Strong short gray plate o - gray,

$14.99
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Ecc83 12ax7 amperex bugle - ecc83,

Ecc83 12ax7 amperex bugle - ecc83,

$895.00
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Strong motorola rca - by, long

Strong motorola rca - by, long

$59.99
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Electronic gold pin 12ax7 - jj,

Electronic gold pin 12ax7 - jj,

$19.99
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Electronic 12ax7s lot 5 - 12ax7s,

Electronic 12ax7s lot 5 - 12ax7s,

$49.99
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Matched pair mullard 12ax7 - matched,

Matched pair mullard 12ax7 - matched,

$299.00
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Matched quad genalex gold lion - genalex,

Matched quad genalex gold lion - genalex,

$208.95
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Sylvania 7025 ecc83 12ax7 - 7025, long

Sylvania 7025 ecc83 12ax7 - 7025, long

$34.95
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Rare matched pair of - rare,

Rare matched pair of - rare,

$195.00
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Matched amperex bugle boy - 7,

Matched amperex bugle boy - 7,

$349.95
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12ax7 vacuum tube electron - vacuum,

12ax7 vacuum tube electron - vacuum,

$40.00
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Nos matched pair rca 12ax7a - nos,

Nos matched pair rca 12ax7a - nos,

$150.00
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📊96 listings · from $12.8 · avg $97.27

Browse 96 12ax7 listings currently in our index. Prices range from $12.8 to $895, with an average of $97.27. 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 12ax7 →

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Everything you need to know about 12ax7

Whether you are looking for a brand-new or second-hand 12ax7, 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 $12.8, while premium listings can reach $895 — giving you a wide budget spread to work with. The average price of $97.27 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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