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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 - orion,

Thermo scientific orion ross - orion,

$800.00
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Great pair arcturus 6n6g duo - pair,

Great pair arcturus 6n6g duo - pair,

$49.95
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Orion single junction - orion™,

Orion single junction - orion™,

$240.00
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Appears lightly used - appears, "lightly

Appears lightly used - appears, "lightly

$129.99
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Rare nos amazing matched - nos,

Rare nos amazing matched - nos,

$495.00
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Eimac 158 8877 - eimac, yu-158

Eimac 158 8877 - eimac, yu-158

$550.00
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Eimac varian 826 - eimac, y-826

Eimac varian 826 - eimac, y-826

$99.00
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100t triode tube could - 100t,

100t triode tube could - 100t,

$99.99
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Sylvania vacuum tubes - tubes, set

Sylvania vacuum tubes - tubes, set

$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 - u.s.,

Manufactured western - u.s.,

$350.00
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Stc 108a pair vintage - stc,

Stc 108a pair vintage - stc,

$234.76
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3cx10000h3 national - 3cx10000h3,

3cx10000h3 national - 3cx10000h3,

$1999.99
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500z electron tube 500 - electron,

500z electron tube 500 - electron,

$264.99
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Tb5 2500 606 electron - electron, tube

Tb5 2500 606 electron - electron, tube

$349.25
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New old stock original - stock, carton

New old stock original - stock, carton

$29.99
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Decware ufo zen triode - decware,

Decware ufo zen triode - decware,

$3250.00
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Dynaco mark iii mono - mark, tube

Dynaco mark iii mono - mark, tube

$650.00
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Nos national union - national,

Nos national union - national,

$25.00
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Electron tube jan 5670w - (1), ge

Electron tube jan 5670w - (1), ge

$12.00
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Taylor 203 high - taylor, 100

Taylor 203 high - taylor, 100

$79.99
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5691 rca used military spec - used,

5691 rca used military spec - used,

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

Rca 203a radiotron vacuum - 203a, tube

$84.50
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Eimac 500z triode - 3-500z,

Eimac 500z triode - 3-500z,

$339.99
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Nos testing rca 211 - (1),

Nos testing rca 211 - (1),

$350.00
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50pcs 6s52n 7895 - 50pcs, miniature

50pcs 6s52n 7895 - 50pcs, miniature

$300.00
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Vintage sleeve nos - of, rca

Vintage sleeve nos - of, rca

$3.99
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35b гс 35б tube - gs-35b, power

35b гс 35б tube - gs-35b, power

$155.00
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Vintage ther monic tvtr - vintage, ther-monic

Vintage ther monic tvtr - vintage, ther-monic

$220.00
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Watt hybrid directly heated - watt,

Watt hybrid directly heated - watt,

$455.00
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Tb5 2500 606 electron - electron, tube

Tb5 2500 606 electron - electron, tube

$341.16
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Nos nib quad vintage - nos,

Nos nib quad vintage - nos,

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

35b tube with - 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 - new,

New nos electronic - new,

$219.95
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Nos nib matched - pair, ge

Nos nib matched - pair, ge

$299.99
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National nl11826 power triode - power,

National nl11826 power triode - power,

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

Tb5 2500 606 electron tube - tb5/2500,

$328.10
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Tb5 2500 606 electron tube - fu-606,

Tb5 2500 606 electron tube - fu-606,

$352.80
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New boxed phillips - new, 6as7ga

New boxed phillips - new, 6as7ga

$29.99
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Rca 211 vintage power - power, triode

Rca 211 vintage power - power, triode

$1181.40
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Lot 958a 212 - of, vt-212

Lot 958a 212 - of, vt-212

$16.00
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Stock 4pcs 6n1p 6n1 - us,

Stock 4pcs 6n1p 6n1 - us,

$29.00
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Raytheon ecc88 pair vintage - ecc88,

Raytheon ecc88 pair vintage - ecc88,

$163.87
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Toshiba 12at7 pair - toshiba,

Toshiba 12at7 pair - toshiba,

$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 - us,

Stock 6n1p 6n1 6h1n - us,

$32.50
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Nos delco 7n7 vacuum - nos,

Nos delco 7n7 vacuum - nos,

$25.00
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Nos cbs hytron 7n7 - 1,

Nos cbs hytron 7n7 - 1,

$25.00
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Nice big 211 - 50, watter

Nice big 211 - 50, watter

$24.99
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Eimac 327 uhf transmitting - uhf,

Eimac 327 uhf transmitting - uhf,

$59.99
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6544 machlett shielded grid - machlett,

6544 machlett shielded grid - machlett,

$269.00
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Lot v70d united - of,

Lot v70d united - of,

$60.00
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Nos nib pair hytron 1626 - 1626, /

Nos nib pair hytron 1626 - 1626, /

$34.99
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Eimac 500z triode - eimac,

Eimac 500z triode - eimac,

$37.50
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Vintage dumont brand 12bh7a - vintage,

Vintage dumont brand 12bh7a - vintage,

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

6sl7gt nos nib sylvania dual - 6sl7gt,

$24.99
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Nos hytron vacuum tube - nos, vt-62

Nos hytron vacuum tube - nos, vt-62

$150.00
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Korg nutube 6p1 low power - nutube,

Korg nutube 6p1 low power - nutube,

$50.00
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Croydon type 483 power triode - 483,

Croydon type 483 power triode - 483,

$28.00
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Lot pcs 6n23p ev - 10,

Lot pcs 6n23p ev - 10,

$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 - nos, tube

Nos arcturus 7n7 - nos, tube

$25.00
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Valvo pair vintage - valvo, ba

Valvo pair vintage - valvo, ba

$207.32
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Eimac 129 304tl low mu - low,

Eimac 129 304tl low mu - low,

$29.75
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Custom dynamo 120 - custom, st-120

Custom dynamo 120 - custom, st-120

$400.00
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Vintage rca radiotron 211 - vintage,

Vintage rca radiotron 211 - vintage,

$699.99
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Universal aluminum heatsink - aluminum,

Universal aluminum heatsink - aluminum,

$17.96
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Lta linear tube - lta,

Lta linear tube - lta,

$1200.00
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Matching pair rca jan crc - pair, 6c8g

Matching pair rca jan crc - pair, 6c8g

$58.00
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3c24 cv789 matched - cv789, pair

3c24 cv789 matched - cv789, pair

$230.18
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190 nos tubes - sylvania, sn1551b

190 nos tubes - sylvania, sn1551b

$446.25
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Siemens rs1026 tb3 750 - rs1026, tb3/750

Siemens rs1026 tb3 750 - rs1026, tb3/750

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

Tungsol 6336 6336a 6336b 6528 - 6336a,

$49.00
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Rca 8058 nuvistor tubes - rca,

Rca 8058 nuvistor tubes - rca,

$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 - 1,

Nos raytheon 12sq7gt - 1,

$20.00
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Nos reliable 7n7 - nos, vacuum

Nos reliable 7n7 - nos, vacuum

$25.00
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Vintage mullard ecc33 - mullard,

Vintage mullard ecc33 - mullard,

$299.00
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Cetron jan 811a vacuum tubes - jan,

Cetron jan 811a vacuum tubes - jan,

$149.95
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Amperex 11826 power triode - amperex,

Amperex 11826 power triode - amperex,

$100.00
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Rca 5844 double - 5844, 7-pin

Rca 5844 double - 5844, 7-pin

$12.99
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Zenith type triode - -, mesh

Zenith type triode - -, mesh

$15.00
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Vintage cetron 300b vacuum - vintage,

Vintage cetron 300b vacuum - vintage,

$298.89
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Cetron t200 high - cetron,

Cetron t200 high - cetron,

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

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

$9.99
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Nice filament rca 6336a - filament,

Nice filament rca 6336a - filament,

$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 - nos, 800

Rare nos rca - nos, 800

$190.00
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New 3cpx1500a7 high - high, frequency

New 3cpx1500a7 high - high, 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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