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300b tube

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300b tube for sale on largest auction and classifieds sites

Home / Specialized Computing / 300b tube refurbished & used for sale | For Sale UK
Full music 300b vacuum tube - full,

Full music 300b vacuum tube - full,

£300.00
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1pcs matching tube for - , 300b

1pcs matching tube for - , 300b

£111.16
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New fullmusic vacuum tube - vacuum,

New fullmusic vacuum tube - vacuum,

£522.97
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Aferiy p300 expansion - aferiy,

Aferiy p300 expansion - aferiy,

£559.00
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Full music 300b - tj, 300b/se

Full music 300b - tj, 300b/se

£363.70
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300b shungang new - 300b, 300b-98

300b shungang new - 300b, 300b-98

£180.00
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Solid carbon plate - solid,

Solid carbon plate - solid,

£215.98
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300b full music balloon - music,

300b full music balloon - music,

£199.00
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Aiyima silver 300b - aiyima,

Aiyima silver 300b - aiyima,

£470.00
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Matched pair 300b - pair, valve

Matched pair 300b - pair, valve

£200.00
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Full music 300b - tj,

Full music 300b - tj,

£130.70
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300b 300bc golden dragon - 300b, 4-300bc

300b 300bc golden dragon - 300b, 4-300bc

£200.00
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300b full music - 300b,

300b full music - 300b,

£264.95
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Set fedex pilot trading - set, of

Set fedex pilot trading - set, of

£247.61
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New for guiguang 4300b tube - for,

New for guiguang 4300b tube - for,

£215.53
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1pcs matching tube - , for

1pcs matching tube - , for

£120.73
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300b billington gold - gold, special

300b billington gold - gold, special

£200.00
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Boyuurange a50 mkiii - a50, 300b

Boyuurange a50 mkiii - a50, 300b

£695.00
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Pair sovtek 300b - sovtek,

Pair sovtek 300b - sovtek,

£208.70
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300b svetlana winged - winged, c

300b svetlana winged - winged, c

£175.00
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2pcs matched psvane mark - 2pcs, ii

2pcs matched psvane mark - 2pcs, ii

£193.44
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300b psvane looks new - looks, 60

300b psvane looks new - looks, 60

£48.00
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300b psvane series - 300b,

300b psvane series - 300b,

£149.95
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Rare matched pair audio - rare,

Rare matched pair audio - rare,

£669.00
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Matched pair psvane 300b - psvane,

Matched pair psvane 300b - psvane,

£133.20
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Western electric 300b - electric, vacuum

Western electric 300b - electric, vacuum

£130.70
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Elekit 873le 300b - tu-873le, tube

Elekit 873le 300b - tu-873le, tube

£595.60
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2pcs matched psvane classic - matched,

2pcs matched psvane classic - matched,

£150.66
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2pcs new box - in, shuguang

2pcs new box - in, shuguang

£366.75
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2pcs linlaitube 300b vacuum - 300b-g,

2pcs linlaitube 300b vacuum - 300b-g,

£121.88
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2pcs pin tube socket - 2pcs,

2pcs pin tube socket - 2pcs,

£9.46
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2pcs shuguang 300b electron - 2pcs, 300b-98

2pcs shuguang 300b electron - 2pcs, 300b-98

£154.79
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300b cossor logo - logo, with

300b cossor logo - logo, with

£95.00
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300b chinese looks - 300b,

300b chinese looks - 300b,

£42.50
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Factory matched pair - factory,

Factory matched pair - factory,

£208.70
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Ux4 ceramic jumbo bayonet - ceramic,

Ux4 ceramic jumbo bayonet - ceramic,

£8.50
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Defective 300b hifi - defective-300b, valve

Defective 300b hifi - defective-300b, valve

£599.99
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300b electro harmonix - electro,

300b electro harmonix - electro,

£199.95
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Shuguang 52b electron - 52b-ta,

Shuguang 52b electron - 52b-ta,

£1033.10
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For ford focus rear - ford,

For ford focus rear - ford,

£159.99
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300b shuguang matched pair - 98,

300b shuguang matched pair - 98,

£189.00
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Matched pair psvane - pair, 300b-z

Matched pair psvane - pair, 300b-z

£197.16
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1pc psvane acme - psvane,

1pc psvane acme - psvane,

£379.44
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2pcs matched psvane treasure - 2pcs,

2pcs matched psvane treasure - 2pcs,

£197.16
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Factory matched pair - factory,

Factory matched pair - factory,

£208.70
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Sovtek 300b tubes - sovtek, matched

Sovtek 300b tubes - sovtek, matched

£275.00
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Ux4 ceramic chassis mount - ux4,

Ux4 ceramic chassis mount - ux4,

£5.00
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Pieces ux4 ceramic base skt - 2,

Pieces ux4 ceramic base skt - 2,

£8.00
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300b shuguang pair - 98,

300b shuguang pair - 98,

£75.58
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Lux 3656p interstage - lux,

Lux 3656p interstage - lux,

£262.62
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2pcs ux4 ceramic valve - valve, tube

2pcs ux4 ceramic valve - valve, tube

£7.00
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Rare sovtek 300b tubes true - rare,

Rare sovtek 300b tubes true - rare,

£243.87
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Matched pair new tested - 1,

Matched pair new tested - 1,

£195.99
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300b triode valve tube - tj,

300b triode valve tube - tj,

£150.00
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Hifi 300b valve tube - hifi,

Hifi 300b valve tube - hifi,

£159.99
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2pcs psvane - 2pcs,

2pcs psvane - 2pcs,

£319.99
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New genalex reissue current - new,

New genalex reissue current - new,

£324.09
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20pcs vacuum tube silicone - vacuum,

20pcs vacuum tube silicone - vacuum,

£4.34
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Tango 20s output - fw-20s,

Tango 20s output - fw-20s,

£433.85
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Display box for - 300b, pair

Display box for - 300b, pair

£68.80
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Ux4 amphenol 4pin - amphenol, tube

Ux4 amphenol 4pin - amphenol, tube

£59.99
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Psvane hifi series vacuum tube - psvane,

Psvane hifi series vacuum tube - psvane,

£119.99
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Highphonic hpa 300bs - hpa-300bs, stereo

Highphonic hpa 300bs - hpa-300bs, stereo

£6077.81
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Western electric 300b - electric, we

Western electric 300b - electric, we

£1643.28
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Western electric 300b vacuum - 300b,

Western electric 300b vacuum - 300b,

£613.99
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Audio 300 matched - kr,

Audio 300 matched - kr,

£1200.00
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300b chinese pieces - , 8

300b chinese pieces - , 8

£320.00
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Western electric 300b - electric,

Western electric 300b - electric,

£937.94
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Matched pair psvane vacuum - matched,

Matched pair psvane vacuum - matched,

£196.00
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1pc psvane tested - 1pc,

1pc psvane tested - 1pc,

£119.99
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1pc psvane acme - psvane,

1pc psvane acme - psvane,

£379.44
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2pcs shuguang 300b grade - shuguang, 300b-t

2pcs shuguang 300b grade - shuguang, 300b-t

£212.00
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Pin ux4 chassis mount - pin,

Pin ux4 chassis mount - pin,

£6.50
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2pcs shuguang we300b - 2pcs,

2pcs shuguang we300b - 2pcs,

£369.00
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Matched pair psvane - pair,

Matched pair psvane - pair,

£263.99
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Amptata ux4 4pin vacuum tube - amptata,

Amptata ux4 4pin vacuum tube - amptata,

£11.10
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Shuguang we300b replica - we300b,

Shuguang we300b replica - we300b,

£259.99
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Ux4 locking valve - ux4,

Ux4 locking valve - ux4,

£10.00
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Matched pair shuguang - 1,

Matched pair shuguang - 1,

£242.99
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300b cossor logo 80 - cossor,

300b cossor logo 80 - cossor,

£48.00
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Shuguang we300b plus - pc,

Shuguang we300b plus - pc,

£255.99
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300b western electric vacuum - 300b,

300b western electric vacuum - 300b,

£1073.01
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Uesugi uty 300b tube - uty-10,

Uesugi uty 300b tube - uty-10,

£3816.53
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New current matched quad - current,

New current matched quad - current,

£425.83
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Takatsuki matched pair vacuum - matched,

Takatsuki matched pair vacuum - matched,

£1466.95
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Tango 10836 power transformer - tango,

Tango 10836 power transformer - tango,

£170.02
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Psvane markii electron tube - psvane,

Psvane markii electron tube - psvane,

£363.70
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Western electric 300b vacuum - western,

Western electric 300b vacuum - western,

£3001.42
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Psvane tube hifi - hifi, original

Psvane tube hifi - hifi, original

£124.00
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Pin ux4 ceramic - ux4, socket

Pin ux4 ceramic - ux4, socket

£10.00
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Pair old tube pope - pair,

Pair old tube pope - pair,

£151.27
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Custom 300b valve - custom,

Custom 300b valve - custom,

£1500.00
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Pack vintage edison tungsten - vintage,

Pack vintage edison tungsten - vintage,

£11.16
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New gm factory - new,

New gm factory - new,

£269.81
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Tango 5 output - tango, fw-50-5

Tango 5 output - tango, fw-50-5

£358.97
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Silicone sealant doors - silicone,

Silicone sealant doors - silicone,

£25.99
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📊96 listings · from £4.34 · avg £421.6
⚠️ These listings were last updated more than 16 days ago. Search for fresh listings

Browse 96 300b tube listings currently in our index. Prices range from £4.34 to £6077.81, with an average of £421.6. 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 300b tube →

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Everything you need to know about 300b tube

Whether you are looking for a brand-new or second-hand 300b tube, eBay offers one of the largest selections available online. With 96 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 £4.34, while premium listings can reach £6077.81 — giving you a wide budget spread to work with. The average price of £421.6 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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