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Triode

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Home / / Triode refurbished & used for sale | For Sale USA
Assorted 6sn7gt gta - (12),

Assorted 6sn7gt gta - (12),

$42.50
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Watt hybrid directly - 15,

Watt hybrid directly - 15,

$475.00
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Electro harmonix 2a3 gold - electro-harmonix,

Electro harmonix 2a3 gold - electro-harmonix,

$99.99
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Pair psvane hifi 300b vacuum - psvane,

Pair psvane hifi 300b vacuum - psvane,

$150.00
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Decware ufo zen triode - zen,

Decware ufo zen triode - zen,

$3750.00
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Brimar 12bh7 test - x,

Brimar 12bh7 test - x,

$175.00
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Vintage general electric - vintage,

Vintage general electric - vintage,

$99.99
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Varian triode ion vacuum - triode,

Varian triode ion vacuum - triode,

$300.00
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Korg nutube 6p1 - korg, low-power

Korg nutube 6p1 - korg, low-power

$50.00
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500z electron tube 500 - electron,

500z electron tube 500 - electron,

$264.99
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Genuine audiotron t - audiotron, e.t

Genuine audiotron t - audiotron, e.t

$299.99
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Fnirsi lcr transistor - fnirsi, lcr-p1

Fnirsi lcr transistor - fnirsi, lcr-p1

$31.99
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Sylvania 7199 triode pentode - 7199, triode/pentode

Sylvania 7199 triode pentode - 7199, triode/pentode

$24.25
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35b гс 35б - ГС-35Б, tube

35b гс 35б - ГС-35Б, tube

$155.00
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3cx10000h3 national - 3cx10000h3,

3cx10000h3 national - 3cx10000h3,

$2550.00
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Orion single junction - orion™,

Orion single junction - orion™,

$235.00
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6n23p reflector audio rare - reflector,

6n23p reflector audio rare - reflector,

$228.88
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Rare vintage ge14501 - rare,

Rare vintage ge14501 - rare,

$18.99
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Rca 6sn7 231 jan - jan, crc

Rca 6sn7 231 jan - jan, crc

$219.38
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Eimac varian 100th - eimac/varian, triode

Eimac varian 100th - eimac/varian, triode

$115.00
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Nos valvo e80cc 6085 - e80cc,

Nos valvo e80cc 6085 - e80cc,

$175.40
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Heintz kaufman k gammatron - heintz, h&k

Heintz kaufman k gammatron - heintz, h&k

$59.88
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Rca 6sn7 231 - 6sn7, gt

Rca 6sn7 231 - 6sn7, gt

$219.38
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Machlett 500zg high power - 3-500zg,

Machlett 500zg high power - 3-500zg,

$299.99
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Croydon type 483 power - croydon, triode

Croydon type 483 power - croydon, triode

$28.00
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Mullard e80cc 6085 dual triode - e80cc,

Mullard e80cc 6085 dual triode - e80cc,

$75.00
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Raytheon jan 6832 - raytheon, submini

Raytheon jan 6832 - raytheon, submini

$6.95
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Custom crafted stereo - stereo, tube

Custom crafted stereo - stereo, tube

$575.00
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Huge philips taw 12 - philips,

Huge philips taw 12 - philips,

$859.82
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Thermo scientific orion - scientific,

Thermo scientific orion - scientific,

$318.75
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Matched pairs 6p1p - 2, 6p1p-ev

Matched pairs 6p1p - 2, 6p1p-ev

$32.00
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833a electron tube 33 - 833a,

833a electron tube 33 - 833a,

$178.99
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500zg penta laboratories - 3-500zg,

500zg penta laboratories - 3-500zg,

$660.00
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Nos nib matched pair - nib, type

Nos nib matched pair - nib, type

$299.99
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Tungsol 6336 6336a - tungsol, 6528

Tungsol 6336 6336a - tungsol, 6528

$49.00
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Electron tube jan 5670w - ge,

Electron tube jan 5670w - ge,

$12.00
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Triode wire labs high power - triode,

Triode wire labs high power - triode,

$393.00
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Western electric 102l - western,

Western electric 102l - western,

$40.00
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Amperex usa 5868 - 5868, rf

Amperex usa 5868 - 5868, rf

$249.95
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Matched pair 6n6p military - pair, 6n6p.

Matched pair 6n6p military - pair, 6n6p.

$99.00
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National type triode - national,

National type triode - national,

$54.99
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Varian triode ion vacuum - vacuum, pump

Varian triode ion vacuum - vacuum, pump

$500.00
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Nos nib pair hytron 1626 - nib, /

Nos nib pair hytron 1626 - nib, /

$34.99
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Used universal electronics - universal,

Used universal electronics - universal,

$39.99
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Vintage westinghouse 468 - vintage,

Vintage westinghouse 468 - vintage,

$39.00
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Gap amp telefunken - k2-w,

Gap amp telefunken - k2-w,

$129.00
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Raytheon 6sn7gt gtb - (5), 6sn7gt/gtb

Raytheon 6sn7gt gtb - (5), 6sn7gt/gtb

$17.50
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6544 machlett shielded grid - ml-6544,

6544 machlett shielded grid - ml-6544,

$269.00
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Nos philips 6201 e81cc - 2,

Nos philips 6201 e81cc - 2,

$479.75
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Nec 50c a10 vacuum tube - 50c-a10,

Nec 50c a10 vacuum tube - 50c-a10,

$266.00
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Carrier pcb with korg nutube - with,

Carrier pcb with korg nutube - with,

$60.00
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Rca radiotron 227 type 27 - radiotron, uy-227

Rca radiotron 227 type 27 - radiotron, uy-227

$14.99
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гп svetlana beam - ГП-5,

гп svetlana beam - ГП-5,

$59.97
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6eu7 nos nib sylvania - nos/nib,

6eu7 nos nib sylvania - nos/nib,

$29.99
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Pair cetron 572b - pair, t-160-l

Pair cetron 572b - pair, t-160-l

$195.00
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Stock gm 70 - us, stock!

Stock gm 70 - us, stock!

$234.00
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6s19p triode tube - hf,

6s19p triode tube - hf,

$16.00
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4pcs 6n2p 12ax7 ecc83 - ~, 12ax7,

4pcs 6n2p 12ax7 ecc83 - ~, 12ax7,

$30.80
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Siemens rs1026 tb3 750 02 - rs1026,

Siemens rs1026 tb3 750 02 - rs1026,

$97.54
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Multi function tester lcr - tester, lcr-tc1

Multi function tester lcr - tester, lcr-tc1

$24.79
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Rca 6j5 vacuum tube rare - 6j5-g,

Rca 6j5 vacuum tube rare - 6j5-g,

$20.00
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Rca jan crc 808 - rca,

Rca jan crc 808 - rca,

$35.00
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Vintage mazda ecc81 12ay7 - ecc81/12ay7, bva

Vintage mazda ecc81 12ay7 - ecc81/12ay7, bva

$120.00
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Stock 6n1p 6n1 6h1n - 6n1,

Stock 6n1p 6n1 6h1n - 6n1,

$32.50
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Rca radiotron 201a - radiotron, triode

Rca radiotron 201a - radiotron, triode

$38.00
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Lot nos 6hs5 beam triode - of,

Lot nos 6hs5 beam triode - of,

$36.00
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6f5gt jan chs sylvania - 6f5gt,

6f5gt jan chs sylvania - 6f5gt,

$14.99
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Matched pair westinghouse 45 - pair, #45

Matched pair westinghouse 45 - pair, #45

$133.52
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Testing rca 250 - 50%,

Testing rca 250 - 50%,

$50.00
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New monarch 10ee modular drive - new,

New monarch 10ee modular drive - new,

$75.00
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Used amperex 203a - ge,

Used amperex 203a - ge,

$114.99
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Rare united electronics 311 - rare,

Rare united electronics 311 - rare,

$59.75
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Raytheon type triode - type, 40

Raytheon type triode - type, 40

$24.00
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Cerberus gr15 2pc glow - gr15, relay

Cerberus gr15 2pc glow - gr15, relay

$27.50
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Philips tb3 750 - 1x,

Philips tb3 750 - 1x,

$95.29
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572 t160l cetron - (2), 572ฺb

572 t160l cetron - (2), 572ฺb

$269.99
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Two 9002 triode tubes - two, (vt-202)

Two 9002 triode tubes - two, (vt-202)

$5.95
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Lot 958a 212 acorn - lot,

Lot 958a 212 acorn - lot,

$16.00
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Zenith tube sealed nos - -,

Zenith tube sealed nos - -,

$11.00
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6n3p 2с51 5670 - /, 6385

6n3p 2с51 5670 - /, 6385

$16.00
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5868 tb4 1250 - glass, triode

5868 tb4 1250 - glass, triode

$529.90
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Matched pair westinghouse - matched,

Matched pair westinghouse - matched,

$39.99
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958 acorn triode vacuum - 958,, tube

958 acorn triode vacuum - 958,, tube

$6.00
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Sylvania tube four triodes - 45,

Sylvania tube four triodes - 45,

$75.00
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1950s sylvania 2a3 - sylvania,

1950s sylvania 2a3 - sylvania,

$135.95
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Tung sol 6a3 volt - volt, version

Tung sol 6a3 volt - volt, version

$30.30
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Cunningham 330 triode - cunningham, cx-330

Cunningham 330 triode - cunningham, cx-330

$35.00
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Lot pcs 6n23p - lot, 6n23p-ev

Lot pcs 6n23p - lot, 6n23p-ev

$248.00
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12av6 nos nib rca - nos/nib,

12av6 nos nib rca - nos/nib,

$17.99
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Rca 3hq5 vacuum tube triode - 3hq5,

Rca 3hq5 vacuum tube triode - 3hq5,

$8.95
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Ibm 5965 dual - ibm, amplifier

Ibm 5965 dual - ibm, amplifier

$12.00
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Philips miniwatt e80cc - miniwatt, /6085

Philips miniwatt e80cc - miniwatt, /6085

$180.00
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Vintage eimac 304tl - eimac,

Vintage eimac 304tl - eimac,

$49.99
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4042 tube tubes - tube, rca

4042 tube tubes - tube, rca

$15.99
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833a electron tube 33 - 833a, fu-33

833a electron tube 33 - 833a, fu-33

$289.00
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572b penta laboratories power - penta,

572b penta laboratories power - penta,

$230.00
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📊96 listings · from $5.95 · avg $204.28

Browse 96 triode listings currently in our index. Prices range from $5.95 to $3750, with an average of $204.28. 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 triode →

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Everything you need to know about triode

Whether you are looking for a brand-new or second-hand triode, 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 $5.95, while premium listings can reach $3750 — giving you a wide budget spread to work with. The average price of $204.28 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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