For Sale UK

300b tube

4

300b tube for sale on Ireland's largest auction and classifieds sites

Home / Vintage Sound & Vision / 300b tube refurbished & used for sale | For Sale UK
300b mono tube - 300b,

300b mono tube - 300b,

£162.91 · Buy It Now

» View details on eBay #sponsored
Pair tubes 300b - tubes, vacuum

Pair tubes 300b - tubes, vacuum

£517.62 · Buy It Now

» View details on eBay #sponsored
Electro harmonix 300b - electro-harmonix, eh

Electro harmonix 300b - electro-harmonix, eh

£147.36 · Buy It Now

» View details on eBay #sponsored
Matched pair linlai 300b - pair,

Matched pair linlai 300b - pair,

£129.59 · Buy It Now

» View details on eBay #sponsored
300b valves tube - 300b-n, matched

300b valves tube - 300b-n, matched

£175.00 · Buy It Now

» View details on eBay #sponsored
Matched pair psvane 300b - pair, 300b-z

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

£209.00 · Buy It Now

» View details on eBay #sponsored
300b cossor china gold - cossor,

300b cossor china gold - cossor,

£180.00 · Buy It Now

» View details on eBay #sponsored
300b tube amplifier diy kit - amplifier,

300b tube amplifier diy kit - amplifier,

£302.13 · Buy It Now

» View details on eBay #sponsored
2pcs matched psvane - 2pcs, classic

2pcs matched psvane - 2pcs, classic

£147.31 · Buy It Now

» View details on eBay #sponsored
Golden dragon 300b valves - dragon,

Golden dragon 300b valves - dragon,

£156.70 · Buy It Now

» View details on eBay #sponsored
Matched pair 300b new - matched, valve

Matched pair 300b new - matched, valve

£200.00 · Buy It Now

» View details on eBay #sponsored
2pcs matched psvane - 2pcs,

2pcs matched psvane - 2pcs,

£332.01 · Buy It Now

» View details on eBay #sponsored
Psvane horizon 300b - horizon, 300b-at

Psvane horizon 300b - horizon, 300b-at

£195.00 · Buy It Now

» View details on eBay #sponsored
300b chinese looks new but - 300b,

300b chinese looks new but - 300b,

£42.50 · Buy It Now

» View details on eBay #sponsored
Matched pair linlai 300b - matched,

Matched pair linlai 300b - matched,

£129.59 · Buy It Now

» View details on eBay #sponsored
Shuguang we300b western - shuguang,

Shuguang we300b western - shuguang,

£369.99 · Buy It Now

» View details on eBay #sponsored
Western electric 300b - western,

Western electric 300b - western,

£1251.48 · Buy It Now

» View details on eBay #sponsored
1pc psvane acme series - 1pc, hi-end

1pc psvane acme series - 1pc, hi-end

£231.57 · Buy It Now

» View details on eBay #sponsored
Ux4 valve plug electron - valve, tube

Ux4 valve plug electron - valve, tube

£6.95 · Buy It Now

» View details on eBay #sponsored
20pcs vacuum tube silicone - 4-20pcs,

20pcs vacuum tube silicone - 4-20pcs,

£4.19 · Buy It Now

» View details on eBay #sponsored
Electo harmonix 300b gold pin - electo,

Electo harmonix 300b gold pin - electo,

£146.30 · Buy It Now

» View details on eBay #sponsored
Sovtek 300b tubes matched - 300b,

Sovtek 300b tubes matched - 300b,

£348.40 · Buy It Now

» View details on eBay #sponsored
18046 valvo quad mesh - valvo, radio

18046 valvo quad mesh - valvo, radio

£43.39 · Buy It Now

» View details on eBay #sponsored
Audio 300b high power - 300b/mp, high-power

Audio 300b high power - 300b/mp, high-power

£903.59 · Buy It Now

» View details on eBay #sponsored
Psvane 300b hifi - 300b, output

Psvane 300b hifi - 300b, output

£78.65 · Buy It Now

» View details on eBay #sponsored
Defective 300b hifi mono valve - defective-300b,

Defective 300b hifi mono valve - defective-300b,

£629.99 · Buy It Now

» View details on eBay #sponsored
Western electric 300b made - 300b,

Western electric 300b made - 300b,

£414.29 · Buy It Now

» View details on eBay #sponsored
Matched pair psvane - psvane, cossor

Matched pair psvane - psvane, cossor

£263.99 · Buy It Now

» View details on eBay #sponsored
Matched pair linlai - linlai, 300b-l

Matched pair linlai - linlai, 300b-l

£172.04 · Buy It Now

» View details on eBay #sponsored
Tad matched psvane fi - (2),

Tad matched psvane fi - (2),

£184.39 · Buy It Now

» View details on eBay #sponsored
Matched pair linlai 7300b - matched,

Matched pair linlai 7300b - matched,

£215.05 · Buy It Now

» View details on eBay #sponsored
New current matched pair - new, (2)

New current matched pair - new, (2)

£215.84 · Buy It Now

» View details on eBay #sponsored
300b pair audio tube - pair,

300b pair audio tube - pair,

£1464.56 · Buy It Now

» View details on eBay #sponsored
Western electric 300 vacuum - 300-b,

Western electric 300 vacuum - 300-b,

£1350.85 · Buy It Now

» View details on eBay #sponsored
Matched pair golden - matched, dragon

Matched pair golden - matched, dragon

£320.00 · Buy It Now

» View details on eBay #sponsored
Class single ended - class, a

Class single ended - class, a

£555.39 · Buy It Now

» View details on eBay #sponsored
Takatsuki matched pair vacuum - matched,

Takatsuki matched pair vacuum - matched,

£1244.08 · Buy It Now

» View details on eBay #sponsored
New box matching - in,

New box matching - in,

£1073.76 · Buy It Now

» View details on eBay #sponsored
Shuguang 300b z gold - 2, x

Shuguang 300b z gold - 2, x

£195.63 · Buy It Now

» View details on eBay #sponsored
Shuguang 300b gold t - x,

Shuguang 300b gold t - x,

£256.82 · Buy It Now

» View details on eBay #sponsored
Matched pair psvane vacuum - pair,

Matched pair psvane vacuum - pair,

£196.00 · Buy It Now

» View details on eBay #sponsored
Psvane 300b hifi output - 2,

Psvane 300b hifi output - 2,

£78.65 · Buy It Now

» View details on eBay #sponsored
300b triode valve - valve, tube

300b triode valve - valve, tube

£150.00 · Buy It Now

» View details on eBay #sponsored
Pair 300b power vacuum - of,

Pair 300b power vacuum - of,

£270.96 · Buy It Now

» View details on eBay #sponsored
1pc psvane we300b tube western - 1pc,

1pc psvane we300b tube western - 1pc,

£299.99 · Buy It Now

» View details on eBay #sponsored
Px300b genalex gold - gold, lion

Px300b genalex gold - gold, lion

£278.36 · Buy It Now

» View details on eBay #sponsored
Psvane tube hifi 300b original - tube,

Psvane tube hifi 300b original - tube,

£67.00 · Buy It Now

» View details on eBay #sponsored
300b psvane looks - psvane, new

300b psvane looks - psvane, new

£48.00 · Buy It Now

» View details on eBay #sponsored
Western electric 300b - western,

Western electric 300b - western,

£156.70 · Buy It Now

» View details on eBay #sponsored
Tri vintage 300b vacuum - vacuum, tubes

Tri vintage 300b vacuum - vacuum, tubes

£798.78 · Buy It Now

» View details on eBay #sponsored
1pc psvane acme - 1pc,

1pc psvane acme - 1pc,

£231.57 · Buy It Now

» View details on eBay #sponsored
20pcs vacuum tube silicone - vacuum,

20pcs vacuum tube silicone - vacuum,

£4.19 · Buy It Now

» View details on eBay #sponsored
Hifi 300b valve tube - hifi,

Hifi 300b valve tube - hifi,

£159.99 · Buy It Now

» View details on eBay #sponsored
Duodamp 300b tube - 4,

Duodamp 300b tube - 4,

£62.20 · Buy It Now

» View details on eBay #sponsored
300b xls emission - labs, matched

300b xls emission - labs, matched

£429.50 · Buy It Now

» View details on eBay #sponsored
Matched psvane art 300b - matched,

Matched psvane art 300b - matched,

£302.30 · Buy It Now

» View details on eBay #sponsored
2pcs matched psvane mark ii - 2pcs,

2pcs matched psvane mark ii - 2pcs,

£138.57 · Buy It Now

» View details on eBay #sponsored
300b electro harmonix - electro,

300b electro harmonix - electro,

£199.95 · Buy It Now

» View details on eBay #sponsored
Western electric 300b date - electric,

Western electric 300b date - electric,

£295.00 · Buy It Now

» View details on eBay #sponsored
Psvane hifi series - psvane,

Psvane hifi series - psvane,

£119.99 · Buy It Now

» View details on eBay #sponsored
Western electric 300b - electric,

Western electric 300b - electric,

£425.78 · Buy It Now

» View details on eBay #sponsored
300b billington gold special - 300b,

300b billington gold special - 300b,

£200.00 · Buy It Now

» View details on eBay #sponsored
Matched pair new tested - matched,

Matched pair new tested - matched,

£195.99 · Buy It Now

» View details on eBay #sponsored
Lux 3656p interstage - lux,

Lux 3656p interstage - lux,

£259.18 · Buy It Now

» View details on eBay #sponsored
Line magnetic 300b power tube - ,

Line magnetic 300b power tube - ,

£62.20 · Buy It Now

» View details on eBay #sponsored
Audio 300b vacuum - kr, tubes

Audio 300b vacuum - kr, tubes

£816.82 · Buy It Now

» View details on eBay #sponsored
New current matched quad - new, (4)

New current matched quad - new, (4)

£420.25 · Buy It Now

» View details on eBay #sponsored
Yaqin 300c class 300b - ms-300c, a

Yaqin 300c class 300b - ms-300c, a

£835.00 · Buy It Now

» View details on eBay #sponsored
300b tube amplifier single - 300b,

300b tube amplifier single - 300b,

£480.60 · Buy It Now

» View details on eBay #sponsored
Cetron 300b one nos strong - cetron,

Cetron 300b one nos strong - cetron,

£508.74 · Buy It Now

» View details on eBay #sponsored
300b electronics vacuum - jj,

300b electronics vacuum - jj,

£272.57 · Buy It Now

» View details on eBay #sponsored
300b cossor logo - 60,

300b cossor logo - 60,

£48.00 · Buy It Now

» View details on eBay #sponsored
Psvane tube hifi 300b original - 300b,

Psvane tube hifi 300b original - 300b,

£65.99 · Buy It Now

» View details on eBay #sponsored
Takatsuki 300b matched - takatsuki, pair

Takatsuki 300b matched - takatsuki, pair

£1116.30 · Buy It Now

» View details on eBay #sponsored
1pc psvane tested - 1pc,

1pc psvane tested - 1pc,

£155.99 · Buy It Now

» View details on eBay #sponsored
Pin black plastic nos - nos, high

Pin black plastic nos - nos, high

£40.00 · Buy It Now

» View details on eBay #sponsored
Two electro harmonix 300b gold - two,

Two electro harmonix 300b gold - two,

£347.30 · Buy It Now

» View details on eBay #sponsored
Opus300b 300b tube - 300b,

Opus300b 300b tube - 300b,

£3332.35 · Buy It Now

» View details on eBay #sponsored
Foton 6n6p 6h6n - (e182cc, ecc99)

Foton 6n6p 6h6n - (e182cc, ecc99)

£79.95 · Buy It Now

» View details on eBay #sponsored
Shuguang we300b replica - shuguang,

Shuguang we300b replica - shuguang,

£259.99 · Buy It Now

» View details on eBay #sponsored
Triode 300b vacuum tube - tube, used

Triode 300b vacuum tube - tube, used

£132.41 · Buy It Now

» View details on eBay #sponsored
1pcs ux4 4pin - ux4, tube

1pcs ux4 4pin - ux4, tube

£4.70 · Buy It Now

» View details on eBay #sponsored
300b cossor logo with original - 300b,

300b cossor logo with original - 300b,

£95.00 · Buy It Now

» View details on eBay #sponsored
Takatsuki 300b vacuum - takatsuki,

Takatsuki 300b vacuum - takatsuki,

£1477.19 · Buy It Now

» View details on eBay #sponsored
Sunvalley 300b vacuum tube - 300b,

Sunvalley 300b vacuum tube - 300b,

£275.76 · Buy It Now

» View details on eBay #sponsored
2pcs matched psvane treasure - 2pcs,

2pcs matched psvane treasure - 2pcs,

£154.80 · Buy It Now

» View details on eBay #sponsored
300b vacuum tube a - ,

300b vacuum tube a - ,

£192.54 · Buy It Now

» View details on eBay #sponsored
300b chinese pieces - 8,

300b chinese pieces - 8,

£320.00 · Buy It Now

» View details on eBay #sponsored
Elekit 300b 2a3 - elekit,

Elekit 300b 2a3 - elekit,

£801.86 · Buy It Now

» View details on eBay #sponsored
Philips ad3700am 6 - philips, 6"

Philips ad3700am 6 - philips, 6"

£53.32 · Buy It Now

» View details on eBay #sponsored
Western electric 300b vacuum - electric,

Western electric 300b vacuum - electric,

£1133.26 · Buy It Now

» View details on eBay #sponsored
Genalex gold lion px300b - lion,

Genalex gold lion px300b - lion,

£218.45 · Buy It Now

» View details on eBay #sponsored
Yamamoto sound craft uf - sound, ux-uf

Yamamoto sound craft uf - sound, ux-uf

£93.60 · Buy It Now

» View details on eBay #sponsored
300b 98b electron tube valve - 300b-98b,

300b 98b electron tube valve - 300b-98b,

£35.00 · Buy It Now

» View details on eBay #sponsored
Matched pair linlai - pair, 300b-z

Matched pair linlai - pair, 300b-z

£161.29 · Buy It Now

» View details on eBay #sponsored
New matched pair psvane - matched,

New matched pair psvane - matched,

£710.90 · Buy It Now

» View details on eBay #sponsored

Looking for more 300b tube?

Search eBay live — fresh results filtered for the best value, updated every hour.

🔍 Search live deals
📊96 listings · from £4.19 · avg £364.99
⚠️ These listings were last updated more than 23 days ago. Search for fresh listings

Browse 96 300b tube listings currently in our index. Prices range from £4.19 to £3332.35, with an average of £364.99. 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 →

Try this: 6550 tube | 6l6 tube | 807 valve | black white portable tv | ecc83 valve | ez81 valve | ferrograph reel reel | garrard plinth | gec kt88 | glass valve

Shop by budget

< £25 £25 – £50 £50 – £100 £100 – £200 £200 – £500 > £500

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 £4.19, while premium listings can reach £3332.35 — giving you a wide budget spread to work with. The average price of £364.99 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.

🔍 300b tube Search live on eBay