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6J4 – Tube Equivalent – 6J4P 6S2P 6Ж4П 6AU6

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Amplifier Tubes: 6J4 Tube Equivalent 6J4P:

6N4P 6Ж4П – 6AU6 Tube Direct Equivalent Upgrade for Chinese 6J4 copies. USSR Manufacture, to the former Russian Military c.1980s Life expectancy: 5000 hrs.

Also available – rare 6S2P Direct Tube Equivalents!

Expect improved tighter and deeper bass, open mid-range and detailed treble, plus better timing & overall cohesion.

Read our Blog Here

Free BS310 Silicon anti Vibration Dampers! improve feedback noise

Never buy these tubes from an untrusted source.

Vintage tubes can cause serious damage untested. We check all valves extensively within the UK. No lengthy returns or customs duties! *



More Info

Additional information

Weight 0.26 kg

Single Tube, Matched Pair, Matched Trio, Matched Quad

Returns & Delivery

We offer a No-Quibble 30 -Day Return & Refund on all our Products. Please refer to our Return & Refund Policy for full details.

We aim to ship next Working Day by your chosen Postal Service. See our Shipping Policy for further details.

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