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

Rca globe triode vacuum - 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, duo

Great pair arcturus - great, duo

$49.95
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Orion single junction - single,

Orion single junction - single,

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

Appears lightly used - "lightly, g.e

$129.99
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Rare nos amazing matched trio - rare,

Rare nos amazing matched trio - rare,

$495.00
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Eimac 158 8877 high power - /,

Eimac 158 8877 high power - /,

$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 could - ,

100t triode tube could - ,

$99.99
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Sylvania vacuum tubes set - vacuum,

Sylvania vacuum tubes set - vacuum,

$75.00
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Rca jan crc - 808, vintage

Rca jan crc - 808, vintage

$30.00
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Manufactured western - manufactured,

Manufactured western - manufactured,

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

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

$234.76
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3cx10000h3 national - 3cx10000h3,

3cx10000h3 national - 3cx10000h3,

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

500z electron tube 500 - tube, 3-500

$264.99
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Tb5 2500 606 electron tube - tb5/2500,

Tb5 2500 606 electron tube - tb5/2500,

$349.25
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New old stock original carton - original,

New old stock original carton - original,

$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 - dynaco, tube

Dynaco mark iii mono - dynaco, tube

$650.00
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Nos national union - 1,

Nos national union - 1,

$25.00
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Electron tube jan 5670w - ge,

Electron tube jan 5670w - ge,

$12.00
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Taylor 203 high power - high,

Taylor 203 high power - high,

$79.99
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5691 rca used - 5691, spec

5691 rca used - 5691, 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, 3-500z

Eimac 500z triode - eimac, 3-500z

$339.99
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Nos testing rca - rca, 211

Nos testing rca - rca, 211

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

50pcs 6s52n 7895 miniature - 50pcs,

$300.00
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Vintage sleeve nos rca - of,

Vintage sleeve nos rca - of,

$3.99
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35b гс 35б tube - ГС-35Б,

35b гс 35б tube - ГС-35Б,

$155.00
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Vintage ther monic - ther-monic, tvtr

Vintage ther monic - ther-monic, tvtr

$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 - tb5/2500,

Tb5 2500 606 electron tube - tb5/2500,

$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 - gs-35b, cooler

35b tube with - gs-35b, cooler

$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 - matched, ge

Nos nib matched pair - matched, ge

$299.99
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National nl11826 power - national,

National nl11826 power - national,

$250.00
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Tb5 2500 606 electron - tb5/2500,

Tb5 2500 606 electron - tb5/2500,

$328.10
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Tb5 2500 606 electron - tb5/2500, fu-606

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

$352.80
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New boxed phillips - new,

New boxed phillips - new,

$29.99
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Rca 211 vintage - vintage, power

Rca 211 vintage - vintage, power

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

Lot 958a 212 - lot, 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 - stock!, 4x

Stock 6n1p 6n1 6h1n - stock!, 4x

$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 - cbs,

Nos cbs hytron 7n7 - cbs,

$25.00
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Nice big 211 watter - big,

Nice big 211 watter - big,

$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,

Lot v70d united - lot,

$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 12bh7a - vintage,

Vintage dumont brand 12bh7a - vintage,

$16.00
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6sl7gt nos nib sylvania dual - sylvania,

6sl7gt nos nib sylvania dual - sylvania,

$24.99
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Nos hytron vacuum tube - hytron,

Nos hytron vacuum tube - hytron,

$150.00
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Korg nutube 6p1 low - 6p1,

Korg nutube 6p1 low - 6p1,

$50.00
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Croydon type 483 - power, triode

Croydon type 483 - power, triode

$28.00
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Lot pcs 6n23p - lot, of

Lot pcs 6n23p - lot, 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 - vt1, vintage

Western electric vt1 - vt1, vintage

$323.93
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Nos arcturus 7n7 vacuum - arcturus,

Nos arcturus 7n7 vacuum - arcturus,

$25.00
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Valvo pair vintage triode - valvo,

Valvo pair vintage triode - valvo,

$207.32
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Eimac 129 304tl - eimac, mu

Eimac 129 304tl - eimac, mu

$29.75
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Custom dynamo 120 vacuum - dynamo, st-120

Custom dynamo 120 vacuum - dynamo, st-120

$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 jan - rca,

Matching pair rca jan - rca,

$58.00
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3c24 cv789 matched - cv789,

3c24 cv789 matched - cv789,

$230.18
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190 nos tubes sylvania sn1551b - nos,

190 nos tubes sylvania sn1551b - nos,

$446.25
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Siemens rs1026 tb3 750 02 - 1x,

Siemens rs1026 tb3 750 02 - 1x,

$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 tubes - 8058,

Rca 8058 nuvistor tubes - 8058,

$30.00
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Dynaco mark iii mono tube - dynaco,

Dynaco mark iii mono tube - dynaco,

$650.00
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Nos raytheon 12sq7gt vacuum - nos,

Nos raytheon 12sq7gt vacuum - nos,

$20.00
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Nos reliable 7n7 - 7n7, vacuum

Nos reliable 7n7 - 7n7, vacuum

$25.00
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Vintage mullard ecc33 - ecc33, black

Vintage mullard ecc33 - ecc33, black

$299.00
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Cetron jan 811a vacuum - jan, tubes

Cetron jan 811a vacuum - jan, tubes

$149.95
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Amperex 11826 power - 11826, triode

Amperex 11826 power - 11826, 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 - triode,

Zenith type triode - triode,

$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 - t200,

Cetron t200 high - t200,

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

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

$9.99
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Nice filament rca 6336a - 3,

Nice filament rca 6336a - 3,

$14.99
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35b tube without - (2),

35b tube without - (2),

$150.00
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Rare nos rca deforest - rca,

Rare nos rca deforest - rca,

$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

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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