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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 - rca,

Rca globe triode - rca,

$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 - great,

Great pair arcturus - great,

$49.95
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Orion single junction - orion™,

Orion single junction - orion™,

$240.00
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Appears lightly used g - **, used"

Appears lightly used g - **, used"

$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 high power - eimac,

Eimac 158 8877 high power - eimac,

$550.00
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Eimac varian 826 power - eimac, /

Eimac varian 826 power - eimac, /

$99.00
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100t triode tube - ,

100t triode tube - ,

$99.99
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Sylvania vacuum tubes - 26,

Sylvania vacuum tubes - 26,

$75.00
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Rca jan crc 808 - jan,

Rca jan crc 808 - jan,

$30.00
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Manufactured western - u.s.,

Manufactured western - u.s.,

$350.00
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Stc 108a pair - pair, vintage

Stc 108a pair - pair, vintage

$234.76
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3cx10000h3 national - 3cx10000h3,

3cx10000h3 national - 3cx10000h3,

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

500z electron tube - 3-500z,

$264.99
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Tb5 2500 606 - electron, tube

Tb5 2500 606 - electron, tube

$349.25
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New old stock - new,

New old stock - new,

$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 - dynaco,

Dynaco mark iii mono - dynaco,

$650.00
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Nos national union - nos,

Nos national union - nos,

$25.00
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Electron tube jan - (1), ge

Electron tube jan - (1), ge

$12.00
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Taylor 203 high - **, power

Taylor 203 high - **, power

$79.99
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5691 rca used military - 5691,

5691 rca used military - 5691,

$64.99
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Rca 203a radiotron vacuum tube - radiotron,

Rca 203a radiotron vacuum tube - radiotron,

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

Eimac 500z triode - eimac, 3-500z

$339.99
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Nos testing rca - nos, 211

Nos testing rca - nos, 211

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

50pcs 6s52n 7895 miniature - 6s52n-v,

$300.00
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Vintage sleeve nos rca - sleeve,

Vintage sleeve nos rca - sleeve,

$3.99
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35b гс 35б tube power - tube,

35b гс 35б tube power - tube,

$155.00
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Vintage ther monic tvtr - vintage,

Vintage ther monic tvtr - vintage,

$220.00
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Watt hybrid directly heated - 15,

Watt hybrid directly heated - 15,

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

Tb5 2500 606 electron - fu-606, tube

$341.16
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Nos nib quad vintage - quad,

Nos nib quad vintage - quad,

$1249.99
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35b tube with cooler - (2), gs-35b

35b tube with cooler - (2), gs-35b

$400.00
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Vintage rca electronic - rca, &

Vintage rca electronic - rca, &

$40.00
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New nos electronic enterprises - nos,

New nos electronic enterprises - nos,

$219.95
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Nos nib matched pair - nos,

Nos nib matched pair - nos,

$299.99
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National nl11826 power - nl11826,

National nl11826 power - nl11826,

$250.00
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Tb5 2500 606 - fu-606, electron

Tb5 2500 606 - fu-606, electron

$328.10
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Tb5 2500 606 electron - tb5/2500,

Tb5 2500 606 electron - tb5/2500,

$352.80
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New boxed phillips - new, ecg

New boxed phillips - new, ecg

$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 acorn - lot,

Lot 958a 212 acorn - lot,

$16.00
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Stock 4pcs 6n1p - us, 6h1n

Stock 4pcs 6n1p - us, 6h1n

$29.00
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Raytheon ecc88 pair - ecc88,

Raytheon ecc88 pair - ecc88,

$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 - aa,

Valvo pair vintage - aa,

$239.33
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Stock 6n1p 6n1 6h1n - ,

Stock 6n1p 6n1 6h1n - ,

$32.50
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Nos delco 7n7 vacuum tube - vacuum,

Nos delco 7n7 vacuum tube - vacuum,

$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 - 211, 50

Nice big 211 - 211, 50

$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 - shielded,

6544 machlett shielded grid - shielded,

$269.00
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Lot v70d united - 2,

Lot v70d united - 2,

$60.00
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Nos nib pair hytron 1626 - nos,

Nos nib pair hytron 1626 - nos,

$34.99
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Eimac 500z triode - eimac, 3-500z

Eimac 500z triode - eimac, 3-500z

$37.50
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Vintage dumont brand - dumont,

Vintage dumont brand - dumont,

$16.00
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6sl7gt nos nib - 6sl7gt, sylvania

6sl7gt nos nib - 6sl7gt, sylvania

$24.99
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Nos hytron vacuum - 1,

Nos hytron vacuum - 1,

$150.00
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Korg nutube 6p1 low - korg,

Korg nutube 6p1 low - korg,

$50.00
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Croydon type 483 - 483, power

Croydon type 483 - 483, power

$28.00
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Lot pcs 6n23p ev - pcs, 6n23p-ev

Lot pcs 6n23p ev - pcs, 6n23p-ev

$235.60
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Genuine audiotron t - genuine, e.t

Genuine audiotron t - genuine, e.t

$299.99
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Western electric vt1 - electric, vintage

Western electric vt1 - electric, vintage

$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 - ba, triode

Valvo pair vintage - ba, triode

$207.32
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Eimac 129 304tl low mu - vt-129, /

Eimac 129 304tl low mu - vt-129, /

$29.75
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Custom dynamo 120 - dynamo, st-120

Custom dynamo 120 - dynamo, 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 - universal,

Universal aluminum heatsink - universal,

$17.96
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Lta linear tube - lta,

Lta linear tube - lta,

$1200.00
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Matching pair rca - pair,

Matching pair rca - pair,

$58.00
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3c24 cv789 matched pair - cv789,

3c24 cv789 matched pair - cv789,

$230.18
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190 nos tubes sylvania - 190,

190 nos tubes sylvania - 190,

$446.25
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Siemens rs1026 tb3 750 - siemens,

Siemens rs1026 tb3 750 - siemens,

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

Tungsol 6336 6336a 6336b 6528 - 6336,

$49.00
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Rca 8058 nuvistor - 8058, tubes

Rca 8058 nuvistor - 8058, tubes

$30.00
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Dynaco mark iii mono - dynaco,

Dynaco mark iii mono - dynaco,

$650.00
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Nos raytheon 12sq7gt vacuum - 1,

Nos raytheon 12sq7gt vacuum - 1,

$20.00
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Nos reliable 7n7 vacuum tube - reliable,

Nos reliable 7n7 vacuum tube - reliable,

$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 tubes - 811a,

Cetron jan 811a vacuum tubes - 811a,

$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 triode pin - rca,

Rca 5844 double triode pin - rca,

$12.99
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Zenith type triode mesh - -,

Zenith type triode mesh - -,

$15.00
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Vintage cetron 300b vacuum - 300b,

Vintage cetron 300b vacuum - 300b,

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

Cetron t200 high - cetron, (hf-200)

$230.00
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Rca 6lu8 med - 6lu8, med.-mu

Rca 6lu8 med - 6lu8, med.-mu

$9.99
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Nice filament rca - nice,

Nice filament rca - nice,

$14.99
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35b tube without - tube,

35b tube without - tube,

$150.00
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Rare nos rca deforest 800 - /,

Rare nos rca deforest 800 - /,

$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
⚠️ These listings were last updated more than 9 days ago. Search for fresh listings

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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