JJ Tube

TAD EL34-STR Matched Pairs and Quads
From £67.74

The TAD El34-STR Redbase Matched Quad will get you the grooves of those great Marshall amps of the ’60s. EL34s are a great British amp favourite used in many 50-100 watt amps. Factory matched. Choose Matched Pairs or Quads. Made in China.

180 day warranty.
Fender Blues Jr Sovtek Valve Kit
£149.22 (ex. tax: £124.35)

This kit contains three Sovtek 12AX7WAs and two matched Sovtek EL84s. These are the exact valves Fender used in their Blues Jr models, just rebranded as Groove Tubes. Save money and buy the originals. With this kit, your Blues Jr will sound exactly as Fender intended when it left the factory.

We carefully match our tubes using AVO and custom-built testers. You will receive a test certificate showing the matching info.

Valves made in Russia.

180 days warranty.
JJ 5881 Singles, Matched Pairs & Quads
From £31.42

JJ Electronic 5881 singles, matched pairs and matched quads. Matched sets include a test certificate showing the results of our in-house pairing, which we perform by hand with state-of-the-art equipment and decades of expertise.

Made in Slovakia.

180 day warranty.
Electro Harmonix 7868EH Matched Pair
£117.82 (ex. tax: £98.18)

The 7686EH is a compact version of the 7591 valve with a B9D base. It is also a replacement for the hard-to-find Brimar EL506 used in Selmer amps. All valves tested in-house. The pair comes with a certificate showing the test results.

Includes a 180 day warranty.
JJ 4x ECC83S 4x EL84 Valve Kit
£129.30 (ex. tax: £107.75)

This fully tested kit contains four JJ ECC83 (12AX7) and four JJ EL84 valves. Fits 30 watt amps such as the Crate Vintage Club 30 and Laney LC30. Output valves and phase splitter hand-matched in-house.

Made in Slovakia. Tested in-house.

180 day warranty.
JJ 2x ECC83S 2x EL34 II Valve Kit
£85.60 (ex. tax: £71.33)

This fully tested kit contains two JJ ECC83 (12AX7) and two JJ EL34 II valves. Fits a range of amps from Blackstar, Fender, Hughes & Kettner, Line 6, and Blackstar St James EL34. The JJ EL34 II has richer mid tones than the original JJ EL34. Output valves and phase splitter hand-matched in-house.

Made in Slovakia. Tested in-house.

180 day warranty.
JJ Blackstar HT40 & HT60 Valve Kit
£82.18 (ex. tax: £68.48)

A Premium tested revalve kit for the Blackstar HT40 & HT60 Valve Kit. Contains 2x ECC83S and 2x EL34 II from JJ Electronic valves. The JJ EL34 II has richer mid tones than the original JJ EL34. Output valves and phase splitter hand-matched in-house.

Made in Slovakia. Tested in-house.

180 day warranty.
JJ 1x ECC83S 1x EL84
£36.25 (ex. tax: £30.21)

A fully tested revalve kit for small practice amps like the Bugera V5 Infinium, Kustom Defender 5 series, and Hi-Watt T10 (combo and head Hi 5. Contains one ECC83 (12AX7) and one EL84.

Valves made by JJ Electronic in Slovakia. Tested in-house.

180 day warranty.
Fender Blues Jr Sovtek EL84M Valve Kit
£168.26 (ex. tax: £140.22)

This Fender Blues Jr valve kit uses exactly the same valves as originally fitted in this iconic amp with three Sovtek 12AX7WAs and two matched Sovtek EL84s. This kit ensures your Fender Blues Jr sounds exactly as Fender intended when it left the factory.

The original valves were branded “Groove Tubes”, but were actually these models of Sovtek valves printed with the Groove Tubes logo.

We use state-of-the-art valve testers and over 40 years of industry expertise to test and match your valves to ensure optimum performance and superb tone. We supply a test certificate showing the matching and test results.

Made in Russia.

180 day warranty.
EH EL34 Singles, Matched Pairs & Quads
From £42.72

The EH EL34, available here as singles, matched pairs and quads, appear in many amps ranging up to 100 watts. Made by Electro Harmonix in Russia.. Premium Tested

Tested in-house.

180 day warranty.
JJ 4x ECC83S 2x 6L6GC Valve Kit
£124.46 (ex. tax: £103.72)

Our JJ 4x ECC83S 2x 6L6GC Valve Kit contains six valves total. Ideal for a range of Fender, Cornford and Engl amps. Output valves and phase splitter matched by hand in-house.

Made in Slovakia. Tested in-house.

180 day warranty.
Vox AC15TBX JJ Electronic Full Valve Kit
£118.43 (ex. tax: £98.69)
This is a value Vox AC15TBX Full Valve Kit using JJ Electronic valves.

Includes
- 5x JJ ECC83S (12AX7)
- 2x matched EL84
- 1x 5Y3S rectifier valve
Includes a 180 day warranty.