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Vintage nos thordarson audio - vintage,

Vintage nos thordarson audio - vintage,

$25.00
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Thordarson 24s75 vintage nos - thordarson,

Thordarson 24s75 vintage nos - thordarson,

$20.00
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Pair tube pull of - pair,

Pair tube pull of - pair,

$95.00
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Vintage motorola tube - vintage,

Vintage motorola tube - vintage,

$39.99
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Amorphous core 22w 8k - ,

Amorphous core 22w 8k - ,

$158.00
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Precision single output 6l6 - output,

Precision single output 6l6 - output,

$29.95
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Ohm audio transformer - ee-14,

Ohm audio transformer - ee-14,

$23.13
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Utc t22 audio transformer - do-t22,

Utc t22 audio transformer - do-t22,

$7.49
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Vintage motorola tube - vintage,

Vintage motorola tube - vintage,

$39.99
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Nos thordarson 26r24 - thordarson, amp

Nos thordarson 26r24 - thordarson, amp

$55.00
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Nos utc lvm 15w line - 15w,

Nos utc lvm 15w line - 15w,

$49.00
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Power transformer electronic - power,

Power transformer electronic - power,

$24.99
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Vintage motorola tube - motorola,

Vintage motorola tube - motorola,

$39.99
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Triad ultrad 14a - r-14a, power

Triad ultrad 14a - r-14a, power

$148.88
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Vintage tube amp power - vintage,

Vintage tube amp power - vintage,

$40.00
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Output transformers single end - output,

Output transformers single end - output,

$160.00
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1920 thordarson audio - thordarson,

1920 thordarson audio - thordarson,

$35.00
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Utc input interstage - ls-25,

Utc input interstage - ls-25,

$225.00
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10pcs pack 600 - 10pcs/pack,

10pcs pack 600 - 10pcs/pack,

$10.30
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Microphone audio input - microphone,

Microphone audio input - microphone,

$24.50
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Vintage motorola tube - vintage,

Vintage motorola tube - vintage,

$39.99
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Gardners 7526 audio - gardners, mu

Gardners 7526 audio - gardners, mu

$250.00
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Vintage nos stancor 8087 - stancor, a-8087

Vintage nos stancor 8087 - stancor, a-8087

$5.99
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Pair vintage nos rola - nos,

Pair vintage nos rola - nos,

$34.00
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Jensen 11p 8088 vintage - 8088,

Jensen 11p 8088 vintage - 8088,

$150.00
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Radio shack miniature audio - shack,

Radio shack miniature audio - shack,

$19.99
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Saga elite speaker transformer - saga,

Saga elite speaker transformer - saga,

$16.99
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Pieces e19 transistor radio - transistor,

Pieces e19 transistor radio - transistor,

$16.95
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60w toroidal output - 60w,

60w toroidal output - 60w,

$138.00
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Nos stancor 8602 tube - nos,

Nos stancor 8602 tube - nos,

$15.00
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Vintage caudio toroidal - caudio,

Vintage caudio toroidal - caudio,

$99.99
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Bendix for military - military, espey

Bendix for military - military, espey

$39.99
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Philco audio output - audio,

Philco audio output - audio,

$22.95
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10pcs 1300 ohm audio - :, 8

10pcs 1300 ohm audio - :, 8

$12.13
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Hammond audio output - hammond,

Hammond audio output - hammond,

$119.99
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Nos nib utc - nos,

Nos nib utc - nos,

$49.00
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600 ohm audio isolation - 600,

600 ohm audio isolation - 600,

$17.09
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Vintage utc 108x audio - ha-108x,

Vintage utc 108x audio - ha-108x,

$150.00
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Vintage motorola tube - vintage,

Vintage motorola tube - vintage,

$39.99
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Utc transformer audio - utc,

Utc transformer audio - utc,

$60.00
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Nos crestran audio output - nos,

Nos crestran audio output - nos,

$24.75
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Vintage western components - western,

Vintage western components - western,

$19.99
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The britisht type tube - the,

The britisht type tube - the,

$98.00
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Bogen 200 microphone phono - tm-200, microphone,

Bogen 200 microphone phono - tm-200, microphone,

$99.00
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Utc a25 audio transformer - a25,

Utc a25 audio transformer - a25,

$190.00
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Vintage motorola tube - motorola,

Vintage motorola tube - motorola,

$39.99
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Tube power transformer - power, ham

Tube power transformer - power, ham

$40.00
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Vintage tube amplifier potted - amplifier,

Vintage tube amplifier potted - amplifier,

$24.99
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Jensen 8251 audio line - je,

Jensen 8251 audio line - je,

$75.00
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Shure microphone audio input - shure,

Shure microphone audio input - shure,

$29.50
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Merit 4082 power transformer - merit,

Merit 4082 power transformer - merit,

$50.00
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Vintage sescom 136a - mic, &

Vintage sescom 136a - mic, &

$69.95
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1920 thordarson audio - thordarson,

1920 thordarson audio - thordarson,

$35.00
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Utc audio transformer - audio,

Utc audio transformer - audio,

$125.00
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Cdk 70v 25v - 70v, audio

Cdk 70v 25v - 70v, audio

$19.00
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Utc lot qty 4 - lot, mc

Utc lot qty 4 - lot, mc

$60.00
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1950s utc audio - s-2, interstage

1950s utc audio - s-2, interstage

$89.95
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Vintage motorola tube - vintage,

Vintage motorola tube - vintage,

$39.99
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Pair james 6123 - js-6123,

Pair james 6123 - js-6123,

$850.00
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Vintage audio interface - vintage,

Vintage audio interface - vintage,

$460.00
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Thordarson 14c70 tone - t-14c70,

Thordarson 14c70 tone - t-14c70,

$24.95
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Edco usa 10k audio tube - 10k,

Edco usa 10k audio tube - 10k,

$29.98
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Triad 61j line - triad, a-61j

Triad 61j line - triad, a-61j

$90.00
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Vintage motorola tube - vintage,

Vintage motorola tube - vintage,

$39.99
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Vintage shure input - vintage,

Vintage shure input - vintage,

$24.95
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Vintage motorola tube - motorola,

Vintage motorola tube - motorola,

$39.99
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Stancor ams audio output - ams, 6

Stancor ams audio output - ams, 6

$55.00
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Biamp audio amplifier - biamp,

Biamp audio amplifier - biamp,

$8.99
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Nos adc audio development - adc,

Nos adc audio development - adc,

$24.99
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Autodyne mfg vintage - autodyne,

Autodyne mfg vintage - autodyne,

$185.00
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Vintage utc audio - utc, output

Vintage utc audio - utc, output

$117.00
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Moving coil phono - moving, up

Moving coil phono - moving, up

$139.00
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Transformer audio modulation - transformer,

Transformer audio modulation - transformer,

$20.00
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Vintage sachsenwerk type 3688 - sachsenwerk,

Vintage sachsenwerk type 3688 - sachsenwerk,

$49.99
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Vintage power transformer can - vintage,

Vintage power transformer can - vintage,

$15.75
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Triad output transformer - triad, s-1x

Triad output transformer - triad, s-1x

$19.95
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Jensen 112 lpc audio - jt-112-lpc,

Jensen 112 lpc audio - jt-112-lpc,

$75.00
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Shure 90m2150 51a38 - shure, 51a38,

Shure 90m2150 51a38 - shure, 51a38,

$19.99
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1920s erla audio - audio, frequency

1920s erla audio - audio, frequency

$30.00
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Utc 30x audio transformer - utc,

Utc 30x audio transformer - utc,

$550.00
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1927 crosley interstage - 1927,

1927 crosley interstage - 1927,

$39.95
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Ac110v 60hz 40w toroidal - 40w,

Ac110v 60hz 40w toroidal - 40w,

$26.99
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Nos hammond 144i - 144i, audio

Nos hammond 144i - 144i, audio

$18.10
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1960 pair vintage - 1960's,

1960 pair vintage - 1960's,

$17.99
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Rocktron buzz kill - kill,

Rocktron buzz kill - kill,

$69.99
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Vintage utc audio output - vintage,

Vintage utc audio output - vintage,

$50.00
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Pair grebe tube radio - pair,

Pair grebe tube radio - pair,

$39.00
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Vintage nos utc audio - vintage,

Vintage nos utc audio - vintage,

$50.00
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Vintage kenyon 11684 - kenyon, s-11684

Vintage kenyon 11684 - kenyon, s-11684

$10.00
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Altec model 15335a 15k to - altec,

Altec model 15335a 15k to - altec,

$149.00
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Vintage audio output - vintage,

Vintage audio output - vintage,

$49.99
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Pack 600 ohm - pack,

Pack 600 ohm - pack,

$11.74
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Transformer audio input mike - transformer,

Transformer audio input mike - transformer,

$10.00
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Vintage hammond audio power - vintage,

Vintage hammond audio power - vintage,

$44.85
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Brand new nos pair hoffman - brand, of

Brand new nos pair hoffman - brand, of

$150.00
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Pair jefferson microphone - pair,

Pair jefferson microphone - pair,

$149.00
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📊96 listings · from $5.99 · avg $77.46

Browse 96 audio transformer listings currently in our index. Prices range from $5.99 to $850, with an average of $77.46. 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 audio transformer →

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Everything you need to know about audio transformer

Whether you are looking for a brand-new or second-hand audio transformer, 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 $5.99, while premium listings can reach $850 — giving you a wide budget spread to work with. The average price of $77.46 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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