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Audio transformer

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Pair tube pull - a, of

Pair tube pull - a, of

$99.00
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Pair vintage nos rola 280 - pair,

Pair vintage nos rola 280 - pair,

$34.00
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Ohm audio transformer - ohm,

Ohm audio transformer - ohm,

$19.99
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Utc t22 audio - do-t22, transformer

Utc t22 audio - do-t22, transformer

$7.49
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Vintage utc 108x audio - utc, ha-108x

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

$120.00
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Vintage utc 108x audio - vintage,

Vintage utc 108x audio - vintage,

$120.00
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Vintage utc 1001 613865 - utc,

Vintage utc 1001 613865 - utc,

$29.95
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Thordarson 24s75 vintage nos - thordarson,

Thordarson 24s75 vintage nos - thordarson,

$20.00
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10pcs pack 600 - 10pcs/pack,

10pcs pack 600 - 10pcs/pack,

$10.30
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Vintage microtran transformer - vintage,

Vintage microtran transformer - vintage,

$29.95
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The britisht type tube - the,

The britisht type tube - the,

$98.00
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Microphone audio input - audio,

Microphone audio input - audio,

$24.50
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1920s 1 jefferson - 5,

1920s 1 jefferson - 5,

$34.95
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Vintage nos output transformer - nos,

Vintage nos output transformer - nos,

$30.00
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Triad ultrad 14a - ultrad, r-14a

Triad ultrad 14a - ultrad, r-14a

$148.88
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Vintage caudio toroidal - vintage,

Vintage caudio toroidal - vintage,

$99.99
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Nos crestran audio output - crestran, ao-1

Nos crestran audio output - crestran, ao-1

$24.75
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Pair amorphous core 22w - amorphous,

Pair amorphous core 22w - amorphous,

$238.00
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Radio shack miniature audio - radio,

Radio shack miniature audio - radio,

$19.99
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Vintage western electric rep - western,

Vintage western electric rep - western,

$149.95
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Vintage utc 108x - utc, audio

Vintage utc 108x - utc, audio

$150.00
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Pair 50w push pull output - pair, push-pull

Pair 50w push pull output - pair, push-pull

$235.00
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Audio vacuum tube chokes - tube, &

Audio vacuum tube chokes - tube, &

$29.99
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Power transformer electronic - power,

Power transformer electronic - power,

$24.99
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10pcs 1300 ohm audio - 10pcs,

10pcs 1300 ohm audio - 10pcs,

$12.13
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Audio output transformer 7 - se,

Audio output transformer 7 - se,

$10.00
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Utc input interstage - ls-25,

Utc input interstage - ls-25,

$225.00
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Bulk lot vintage pa - lot,

Bulk lot vintage pa - lot,

$44.95
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Nos stancor 8191 tube - nos, p-8191

Nos stancor 8191 tube - nos, p-8191

$15.00
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60w toroidal output - 60w,

60w toroidal output - 60w,

$138.00
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Step transformer unit - mc,

Step transformer unit - mc,

$957.09
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The british tube power - the,

The british tube power - the,

$79.00
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Pieces e19 transistor radio - pieces,

Pieces e19 transistor radio - pieces,

$16.95
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Hammond audio output - audio,

Hammond audio output - audio,

$119.99
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Vintage sescom 136a mic - sescom, tr-136a

Vintage sescom 136a mic - sescom, tr-136a

$69.95
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Nos adc 308g - adc,

Nos adc 308g - adc,

$59.99
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Shure 90m2150 51a38 - 90m2150,, 51c38

Shure 90m2150 51a38 - 90m2150,, 51c38

$19.99
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Tube power transformer ham - power,

Tube power transformer ham - power,

$40.00
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Sescom 32 audio - pc,

Sescom 32 audio - pc,

$50.00
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Pair jefferson microphone - jefferson, microphone/mc

Pair jefferson microphone - jefferson, microphone/mc

$149.00
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Vintage hammond audio power - hammond,

Vintage hammond audio power - hammond,

$44.85
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Vintage utc audio - vintage,

Vintage utc audio - vintage,

$69.95
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Saga elite speaker transformer - elite,

Saga elite speaker transformer - elite,

$16.99
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Precision single output - precision,

Precision single output - precision,

$29.95
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Vintage shure input - vintage,

Vintage shure input - vintage,

$24.95
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Jensen 8251 audio line - jensen, je

Jensen 8251 audio line - jensen, je

$75.00
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Hammond 1609 output - hammond,

Hammond 1609 output - hammond,

$89.95
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Vintage nos utc audio - s-6,

Vintage nos utc audio - s-6,

$50.00
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Nos utc lvm 15w line - utc,

Nos utc lvm 15w line - utc,

$50.00
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Vintage utc 108 audio - utc,

Vintage utc 108 audio - utc,

$150.00
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Pair james 6123 audio - js-6123,

Pair james 6123 audio - js-6123,

$850.00
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1920s stromberg carlson - stromberg, 3-a

1920s stromberg carlson - stromberg, 3-a

$34.95
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Vintage nos thordarson - nos,

Vintage nos thordarson - nos,

$14.00
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Audio output transformer type - audio,

Audio output transformer type - audio,

$29.99
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Biamp audio amplifier - audio,

Biamp audio amplifier - audio,

$8.99
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Sescom audio transformer - audio,

Sescom audio transformer - audio,

$69.00
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Utc transformer audio - utc,

Utc transformer audio - utc,

$60.00
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Tomiko audio output - tomiko, 5k

Tomiko audio output - tomiko, 5k

$205.00
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Pair ot19pp dyn35 - pair, of

Pair ot19pp dyn35 - pair, of

$249.90
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1920s amplifying audio - 1920s,

1920s amplifying audio - 1920s,

$34.95
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Aediko 10pcs audio - aediko, ee-14

Aediko 10pcs audio - aediko, ee-14

$13.99
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Vintage sachsenwerk type - type, 3688

Vintage sachsenwerk type - type, 3688

$49.99
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Rare tamura tks - tamura, input

Rare tamura tks - tamura, input

$149.50
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Matching pair 1950 rca - matching,

Matching pair 1950 rca - matching,

$275.00
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The power transformer - power, tube

The power transformer - power, tube

$129.99
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Cdk 70v 25v audio line - audio,

Cdk 70v 25v audio line - audio,

$19.00
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Vintage utc trw ouncer - trw,

Vintage utc trw ouncer - trw,

$199.99
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Utc lot qty 4 - qty=4, mc

Utc lot qty 4 - qty=4, mc

$60.00
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Thordarson 14c70 tone - thordarson,

Thordarson 14c70 tone - thordarson,

$24.95
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Nos hammond 804 mri - mri, 3002

Nos hammond 804 mri - mri, 3002

$89.99
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New old stock vintage - old,

New old stock vintage - old,

$10.00
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Vintage nos utc - vintage,

Vintage nos utc - vintage,

$319.99
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Nos phoenix transformer - transformer, co

Nos phoenix transformer - transformer, co

$35.00
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Vintage tube amplifier potted - vintage,

Vintage tube amplifier potted - vintage,

$24.99
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10pcs audio transformer - 10pcs, 1300

10pcs audio transformer - 10pcs, 1300

$18.89
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Utc audio transformer - utc,

Utc audio transformer - utc,

$125.00
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1920s erla audio frequency - 1920s,

1920s erla audio frequency - 1920s,

$30.00
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Edco usa 10k audio tube - usa,

Edco usa 10k audio tube - usa,

$29.98
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1950s utc audio interstage - audio,

1950s utc audio interstage - audio,

$99.95
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Unopened uca utc - unopened, uca-36

Unopened uca utc - unopened, uca-36

$75.00
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10pcs audio transformer - 10pcs, ee-14

10pcs audio transformer - 10pcs, ee-14

$14.79
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Altec model 15335a - , to

Altec model 15335a - , to

$149.00
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1920s acme amplifying - a-2,

1920s acme amplifying - a-2,

$34.95
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Ac110v 60hz 40w toroidal - ac110v/60hz,

Ac110v 60hz 40w toroidal - ac110v/60hz,

$26.99
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Vintage utc audio output - utc,

Vintage utc audio output - utc,

$50.00
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Lot utc 22 audio output - 2,

Lot utc 22 audio output - 2,

$150.00
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Vintage adc western electric - western,

Vintage adc western electric - western,

$149.95
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Rocktron buzz kill ac hum - kill,

Rocktron buzz kill ac hum - kill,

$69.99
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Bogen 200 vintage audio - vintage,

Bogen 200 vintage audio - vintage,

$40.00
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Transformer audio input mike - transformer,

Transformer audio input mike - transformer,

$10.00
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Nos argonne transistor - nos,

Nos argonne transistor - nos,

$20.00
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Vintage military grade audio - military,

Vintage military grade audio - military,

$59.99
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One microtran t2104 audio - microtran,

One microtran t2104 audio - microtran,

$15.95
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Modern toledo ohio - modern, ,

Modern toledo ohio - modern, ,

$25.00
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Vintage nos tube amp power - tube,

Vintage nos tube amp power - tube,

$40.00
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Brand new nos pair - brand,

Brand new nos pair - brand,

$150.00
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📊96 listings · from $7.49 · avg $91.18

Browse 96 audio transformer listings currently in our index. Prices range from $7.49 to $957.09, with an average of $91.18. 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 $7.49, while premium listings can reach $957.09 — giving you a wide budget spread to work with. The average price of $91.18 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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