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Triode

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Triode for sale on largest auction and classifieds sites

Home / / Triode refurbished & used for sale | For Sale USA
Rca globe triode vacuum - triode,

Rca globe triode vacuum - triode,

$381.10
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Thermo scientific orion ross - thermo,

Thermo scientific orion ross - thermo,

$800.00
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Great pair arcturus 6n6g - great, duo

Great pair arcturus 6n6g - great, duo

$49.95
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Orion single junction - orion™,

Orion single junction - orion™,

$240.00
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Appears lightly used g e - appears, "lightly

Appears lightly used g e - appears, "lightly

$129.99
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Rare nos amazing matched trio - matched,

Rare nos amazing matched trio - matched,

$495.00
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Eimac 158 8877 - yu-158, high-power

Eimac 158 8877 - yu-158, high-power

$550.00
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Eimac varian 826 power - /,

Eimac varian 826 power - /,

$99.00
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100t triode tube could be - triode,

100t triode tube could be - triode,

$99.99
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Sylvania vacuum tubes set - sylvania,

Sylvania vacuum tubes set - sylvania,

$75.00
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Rca jan crc 808 vintage - jan,

Rca jan crc 808 vintage - jan,

$30.00
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Manufactured western - manufactured,

Manufactured western - manufactured,

$350.00
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Stc 108a pair vintage - stc, 3a/108a

Stc 108a pair vintage - stc, 3a/108a

$234.76
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3cx10000h3 national - 3cx10000h3,

3cx10000h3 national - 3cx10000h3,

$1999.99
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500z electron tube 500 - 3-500z, 3-500

500z electron tube 500 - 3-500z, 3-500

$264.99
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Tb5 2500 606 electron - fu-606,

Tb5 2500 606 electron - fu-606,

$349.25
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New old stock - old, carton

New old stock - old, carton

$29.99
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Decware ufo zen triode - ufo,

Decware ufo zen triode - ufo,

$3250.00
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Dynaco mark iii - mark,

Dynaco mark iii - mark,

$650.00
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Nos national union - national, 7n7

Nos national union - national, 7n7

$25.00
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Electron tube jan 5670w - tube,

Electron tube jan 5670w - tube,

$12.00
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Taylor 203 high power 100 - **,

Taylor 203 high power 100 - **,

$79.99
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5691 rca used military - used, spec

5691 rca used military - used, spec

$64.99
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Rca 203a radiotron vacuum tube - 203a,

Rca 203a radiotron vacuum tube - 203a,

$84.50
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Eimac 500z triode - eimac,

Eimac 500z triode - eimac,

$339.99
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Nos testing rca 211 - nos,

Nos testing rca 211 - nos,

$350.00
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50pcs 6s52n 7895 - 50pcs,

50pcs 6s52n 7895 - 50pcs,

$300.00
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Vintage sleeve nos rca - vintage,

Vintage sleeve nos rca - vintage,

$3.99
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35b гс 35б tube - gs-35b, ГС-35Б

35b гс 35б tube - gs-35b, ГС-35Б

$155.00
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Vintage ther monic - vintage, tvtr

Vintage ther monic - vintage, tvtr

$220.00
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Watt hybrid directly - watt, heated

Watt hybrid directly - watt, heated

$455.00
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Tb5 2500 606 electron tube - tb5/2500, fu-606

Tb5 2500 606 electron tube - tb5/2500, fu-606

$341.16
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Nos nib quad - vintage, 1940s

Nos nib quad - vintage, 1940s

$1249.99
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35b tube with cooler - gs-35b,

35b tube with cooler - gs-35b,

$400.00
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Vintage rca electronic - vintage,

Vintage rca electronic - vintage,

$40.00
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New nos electronic enterprises - new,

New nos electronic enterprises - new,

$219.95
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Nos nib matched pair type - nib,

Nos nib matched pair type - nib,

$299.99
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National nl11826 power triode - national,

National nl11826 power triode - national,

$250.00
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Tb5 2500 606 electron - tb5/2500, fu-606

Tb5 2500 606 electron - tb5/2500, fu-606

$328.10
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Tb5 2500 606 - tb5/2500, tube

Tb5 2500 606 - tb5/2500, tube

$352.80
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New boxed phillips - phillips, 6as7ga

New boxed phillips - phillips, 6as7ga

$29.99
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Rca 211 vintage power - rca,

Rca 211 vintage power - rca,

$1181.40
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Lot 958a 212 - 4:958a, vt-212

Lot 958a 212 - 4:958a, vt-212

$16.00
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Stock 4pcs 6n1p 6n1 - ,

Stock 4pcs 6n1p 6n1 - ,

$29.00
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Raytheon ecc88 pair vintage - pair,

Raytheon ecc88 pair vintage - pair,

$163.87
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Toshiba 12at7 pair - toshiba, hi-s

Toshiba 12at7 pair - toshiba, hi-s

$163.87
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Valvo pair vintage triode - pair,

Valvo pair vintage triode - pair,

$239.33
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Stock 6n1p 6n1 6h1n - 4x,

Stock 6n1p 6n1 6h1n - 4x,

$32.50
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Nos delco 7n7 vacuum - 1, tube

Nos delco 7n7 vacuum - 1, tube

$25.00
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Nos cbs hytron - 7n7, vacuum

Nos cbs hytron - 7n7, vacuum

$25.00
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Nice big 211 watter - uv, 50

Nice big 211 watter - uv, 50

$24.99
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Eimac 327 uhf transmitting - 327-a,

Eimac 327 uhf transmitting - 327-a,

$59.99
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6544 machlett shielded grid - ml-6544,

6544 machlett shielded grid - ml-6544,

$269.00
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Lot v70d united - lot, of

Lot v70d united - lot, of

$60.00
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Nos nib pair hytron 1626 - hytron,

Nos nib pair hytron 1626 - hytron,

$34.99
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Eimac 500z triode - eimac,

Eimac 500z triode - eimac,

$37.50
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Vintage dumont brand 12bh7a - dumont,

Vintage dumont brand 12bh7a - dumont,

$16.00
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6sl7gt nos nib sylvania dual - nos/nib,

6sl7gt nos nib sylvania dual - nos/nib,

$24.99
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Nos hytron vacuum - vacuum, tube

Nos hytron vacuum - vacuum, tube

$150.00
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Korg nutube 6p1 - 6p1,

Korg nutube 6p1 - 6p1,

$50.00
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Croydon type 483 - 483, triode

Croydon type 483 - 483, triode

$28.00
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Lot pcs 6n23p ev - of,

Lot pcs 6n23p ev - of,

$235.60
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Genuine audiotron t - audiotron, e.t

Genuine audiotron t - audiotron, e.t

$299.99
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Western electric vt1 vintage - western,

Western electric vt1 vintage - western,

$323.93
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Nos arcturus 7n7 vacuum - 1,

Nos arcturus 7n7 vacuum - 1,

$25.00
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Valvo pair vintage triode - vintage,

Valvo pair vintage triode - vintage,

$207.32
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Eimac 129 304tl low mu - eimac,

Eimac 129 304tl low mu - eimac,

$29.75
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Custom dynamo 120 vacuum - custom,

Custom dynamo 120 vacuum - custom,

$400.00
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Vintage rca radiotron - rca, 211

Vintage rca radiotron - rca, 211

$699.99
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Universal aluminum heatsink - universal,

Universal aluminum heatsink - universal,

$17.96
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Lta linear tube audio - linear,

Lta linear tube audio - linear,

$1200.00
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Matching pair rca jan - rca, 6c8g

Matching pair rca jan - rca, 6c8g

$58.00
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3c24 cv789 matched pair - 3c24,

3c24 cv789 matched pair - 3c24,

$230.18
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190 nos tubes - 190, sn1551b

190 nos tubes - 190, sn1551b

$446.25
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Siemens rs1026 tb3 750 - 1x,

Siemens rs1026 tb3 750 - 1x,

$97.04
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Tungsol 6336 6336a 6336b 6528 - tungsol,

Tungsol 6336 6336a 6336b 6528 - tungsol,

$49.00
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Rca 8058 nuvistor tubes - x,

Rca 8058 nuvistor tubes - x,

$30.00
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Dynaco mark iii - dynaco, tube

Dynaco mark iii - dynaco, tube

$650.00
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Nos raytheon 12sq7gt - nos,

Nos raytheon 12sq7gt - nos,

$20.00
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Nos reliable 7n7 - nos,

Nos reliable 7n7 - nos,

$25.00
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Vintage mullard ecc33 black - mullard,

Vintage mullard ecc33 black - mullard,

$299.00
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Cetron jan 811a vacuum - cetron,

Cetron jan 811a vacuum - cetron,

$149.95
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Amperex 11826 power triode - 11826,

Amperex 11826 power triode - 11826,

$100.00
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Rca 5844 double - rca,

Rca 5844 double - rca,

$12.99
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Zenith type triode - 37, mesh

Zenith type triode - 37, mesh

$15.00
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Vintage cetron 300b - vintage, vacuum

Vintage cetron 300b - vintage, vacuum

$298.89
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Cetron t200 high - (hf-200),

Cetron t200 high - (hf-200),

$230.00
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Rca 6lu8 med triode beam - rca, med.-mu

Rca 6lu8 med triode beam - rca, med.-mu

$9.99
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Nice filament rca - 3,

Nice filament rca - 3,

$14.99
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35b tube without - (2), gs-35b

35b tube without - (2), gs-35b

$150.00
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Rare nos rca deforest 800 - rare,

Rare nos rca deforest 800 - rare,

$190.00
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New 3cpx1500a7 high - 3cpx1500a7, frequency

New 3cpx1500a7 high - 3cpx1500a7, frequency

$1692.80
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📊92 listings · from $3.99 · avg $288.28

Browse 92 triode listings currently in our index. Prices range from $3.99 to $3250, with an average of $288.28. 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 92 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 $3.99, while premium listings can reach $3250 — giving you a wide budget spread to work with. The average price of $288.28 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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