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Triode

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

Rca globe triode - globe, vacuum

$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 - pair, duo

Great pair arcturus 6n6g - pair, duo

$49.95
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Orion single junction - single,

Orion single junction - single,

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

Appears lightly used g e - "lightly, g.e

$129.99
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Rare nos amazing matched trio - amazing,

Rare nos amazing matched trio - amazing,

$495.00
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Eimac 158 8877 - yu-158,

Eimac 158 8877 - yu-158,

$550.00
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Eimac varian 826 - varian, y-826

Eimac varian 826 - varian, y-826

$99.00
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100t triode tube could be - ,

100t triode tube could be - ,

$99.99
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Sylvania vacuum tubes set - 26,

Sylvania vacuum tubes set - 26,

$75.00
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Rca jan crc 808 - crc, vintage

Rca jan crc 808 - crc, vintage

$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 - electron,

500z electron tube - electron,

$264.99
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Tb5 2500 606 - fu-606, tube

Tb5 2500 606 - fu-606, tube

$349.25
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New old stock original - old,

New old stock original - old,

$29.99
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Decware ufo zen triode - 2.1,

Decware ufo zen triode - 2.1,

$3250.00
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Dynaco mark iii mono tube - dynaco,

Dynaco mark iii mono tube - dynaco,

$650.00
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Nos national union - nos,

Nos national union - nos,

$25.00
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Electron tube jan 5670w - electron,

Electron tube jan 5670w - electron,

$12.00
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Taylor 203 high power 100 - 203-b,

Taylor 203 high power 100 - 203-b,

$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 - rca,

Rca 203a radiotron vacuum - rca,

$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 - nos,

Nos testing rca - nos,

$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 rca - vintage,

Vintage sleeve nos rca - vintage,

$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 - 15,

Watt hybrid directly heated - 15,

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

Tb5 2500 606 electron tube - fu-606,

$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 cooler - tube,

35b tube with cooler - tube,

$400.00
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Vintage rca electronic - vintage,

Vintage rca electronic - vintage,

$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 - nib, type

Nos nib matched pair - nib, type

$299.99
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National nl11826 power triode - nl11826,

National nl11826 power triode - nl11826,

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

Tb5 2500 606 electron tube - 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 - ecg, 6as7ga

New boxed phillips - ecg, 6as7ga

$29.99
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Rca 211 vintage - rca, triode

Rca 211 vintage - rca, triode

$1181.40
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Lot 958a 212 acorn - of, 4:958a

Lot 958a 212 acorn - of, 4:958a

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

Stock 4pcs 6n1p 6n1 - us, stock!

$29.00
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Raytheon ecc88 pair vintage - raytheon,

Raytheon ecc88 pair vintage - raytheon,

$163.87
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Toshiba 12at7 pair - toshiba,

Toshiba 12at7 pair - toshiba,

$163.87
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Valvo pair vintage triode - valvo,

Valvo pair vintage triode - valvo,

$239.33
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Stock 6n1p 6n1 - ,

Stock 6n1p 6n1 - ,

$32.50
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Nos delco 7n7 - nos, tube

Nos delco 7n7 - nos, tube

$25.00
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Nos cbs hytron 7n7 vacuum - 1,

Nos cbs hytron 7n7 vacuum - 1,

$25.00
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Nice big 211 - nice, uv

Nice big 211 - nice, uv

$24.99
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Eimac 327 uhf - eimac,

Eimac 327 uhf - eimac,

$59.99
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6544 machlett shielded - ml-6544,

6544 machlett shielded - ml-6544,

$269.00
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Lot v70d united - lot, x

Lot v70d united - lot, x

$60.00
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Nos nib pair - nos, 1626

Nos nib pair - nos, 1626

$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, 12bh7a

Vintage dumont brand - dumont, 12bh7a

$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 - hytron, tube

Nos hytron vacuum - hytron, tube

$150.00
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Korg nutube 6p1 - nutube,

Korg nutube 6p1 - nutube,

$50.00
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Croydon type 483 power triode - croydon,

Croydon type 483 power triode - croydon,

$28.00
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Lot pcs 6n23p ev - lot, 10

Lot pcs 6n23p ev - lot, 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 - electric,

Western electric vt1 vintage - electric,

$323.93
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Nos arcturus 7n7 vacuum tube - 1,

Nos arcturus 7n7 vacuum tube - 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 - eimac, /

Eimac 129 304tl low - eimac, /

$29.75
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Custom dynamo 120 - custom,

Custom dynamo 120 - custom,

$400.00
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Vintage rca radiotron 211 - radiotron,

Vintage rca radiotron 211 - radiotron,

$699.99
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Universal aluminum heatsink - universal,

Universal aluminum heatsink - universal,

$17.96
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Lta linear tube audio - lta,

Lta linear tube audio - lta,

$1200.00
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Matching pair rca - rca, jan

Matching pair rca - rca, jan

$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 sylvania - sylvania, sn1551b

190 nos tubes sylvania - sylvania, sn1551b

$446.25
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Siemens rs1026 tb3 - siemens,

Siemens rs1026 tb3 - siemens,

$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 - 5,

Rca 8058 nuvistor - 5,

$30.00
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Dynaco mark iii mono tube - mark,

Dynaco mark iii mono tube - mark,

$650.00
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Nos raytheon 12sq7gt - 12sq7gt, vacuum

Nos raytheon 12sq7gt - 12sq7gt, vacuum

$20.00
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Nos reliable 7n7 vacuum tube - vacuum,

Nos reliable 7n7 vacuum tube - vacuum,

$25.00
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Vintage mullard ecc33 - vintage, black

Vintage mullard ecc33 - vintage, black

$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 - amperex, triode

Amperex 11826 power - amperex, triode

$100.00
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Rca 5844 double triode - double, 7-pin

Rca 5844 double triode - double, 7-pin

$12.99
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Zenith type triode mesh - 37,

Zenith type triode mesh - 37,

$15.00
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Vintage cetron 300b - cetron,

Vintage cetron 300b - cetron,

$298.89
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Cetron t200 high - cetron,

Cetron t200 high - cetron,

$230.00
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Rca 6lu8 med triode beam - rca,

Rca 6lu8 med triode beam - rca,

$9.99
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Nice filament rca 6336a - ok,

Nice filament rca 6336a - ok,

$14.99
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35b tube without - gs-35b,

35b tube without - gs-35b,

$150.00
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Rare nos rca deforest - rare,

Rare nos rca deforest - rare,

$190.00
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New 3cpx1500a7 high frequency - new,

New 3cpx1500a7 high frequency - new,

$1692.80
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📊92 listings · from $3.99 · avg $288.28
⚠️ These listings were last updated more than 8 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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