12AX7

JJ 6550 Matched Sets
From £103.01

Our JJ 6550 Matched Pairs Quads Sextets come with a test certificate showing our matching parameters. This ensures the best performance and sound quality.

Made by JJ Electronic in Slovakia. Tested in-house.

180 day warranty.
JJ 1x ECC83S 1x 6V6S Valve Kit
£45.60 (ex. tax: £38.00)

This fully tested revalve kit fits a wide range of practice amps from Fender, Laney, Randall, and more. Contains one ECC83 (12AX7) and one 6V6S valve.

Made in Slovakia. Tested in-house.

180 day warranty.
Sovtek 5881/6L6WGC Matched Quad
£151.20 (ex. tax: £126.00)

The Sovtek 5881/6L6WGC Matched Quad works in all 6L6 and 5881 sockets. Built to rigid military standards, the 5881 tolerates higher voltages than any other 6L6. May amp manufacturers use these tubes during amp manufacture.

Made in Russia. Tested in-house.

180 day warranty.
TAD EL34-STR Matched Pairs and Quads
From £67.27

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
£148.19 (ex. tax: £123.49)

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.
Tung Sol 5881 Premium Tested Pair
£86.40 (ex. tax: £72.00)

The Tung Sol 5881 is a 23 watt valve with superb tone. Offered here as a matched pair. Premium tested including audio tests

Made in Russia. Matched and tested in-house.

180 day warranty.
Superior Blackstar HT1 Valve Kit
£97.20 (ex. tax: £81.00)

This Superior Blackstar HT1 Valve Kit contains one low microphonics Sovtek 12AX7WC and one EH12AU7. Solid, top-quality valves with superb tone.

Made in Russia. Tested in-house.

180 day warranty.
JJ 1x ECC83S 2x 6V6S Valve Kit
£69.60 (ex. tax: £58.00)

A fully tested kit containing one ECC83 (12AX7) and two 6V6S. Fits Fender Super Champ X2 and Super Champ XD and other amps using this valve configuration. Output valves and phase splitter hand-matched in-house.

Made in Slovakia. Tested in-house.

180 day warranty.
JJ 5881 Singles, Matched Pairs & Quads
From £31.20

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.
JJ 2x ECC83S 2x 6V6S Valve Kit
£84.00 (ex. tax: £70.00)

A fully tested kit containing two ECC83S (12AX7) and two 6V6S valves. Fits a wide range of amplifiers (see below for list). Output valves and phase splitter hand-matched in-house.

Made in Slovakia. Tested in-house.

180 day warranty.
JJ Valve Kit 4x ECC83S 4x EL34 II
£156.00 (ex. tax: £130.00)

A fully tested revalve kit for 100 watt amplifiers like the Marshall DSL100 and several Matamp models. Contains four ECC83S (12AX7) and four EL34 II 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 Blackstar HT40 & HT60 Valve Kit
£81.60 (ex. tax: £68.00)

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.