Premium Tested
-
Electro Harmonix 5U4GB Rectifier
£39.24 Add to basketThe 5U4GB by Electro Harmonix appears in many American amps, including Mesa Boogie and Fender. Tested in-house.
Includes a 180 day warranty.
-
Electro Harmonix 7868EH Matched Pair
£106.00 Add to basketThe 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.
-
Electro Harmonix EH 12AX7
From £24.10 Select options This product has multiple variants. The options may be chosen on the product pageThe Electro-Harmonix EH12AX7 is a sonically sweet valve. It replaces the ECC83 or 12AX7 types. We have factory tested, premium test and balanced options.
Made in Russia. Tested in-house.
180 day warranty.
-
Electro Harmonix EH 6973 Pairs Quads
From £89.00 Select options This product has multiple variants. The options may be chosen on the product pageEH 6973 from Electro-Harmonix. Newly manufactured Russian valves of the highest quality. Very limited quantity available. Choose singles pairs or quads.
Tested in-house.
180 day warranty.
-
Electro-Harmonix EH 12BH7
£31.00 Add to basketThe Electro-Harmonix EH 12BH7 is a double triode that’s pin compatible with 12AX7 and ECC83 valves. Mullard made the first 12BH7 triode in 1950. Electro-Harmonix’s rich toned, dynamic version is a great replacement for original 12BH7s.
Made in Russia.
180 day warranty.
-
Electro-Harmonix EH EF86
£20.99 Add to basketThe Electro-Harmonix EH EF86 is a later entry into the valve market, designed as a low noise pentode. This preamp valve features an unusually small pentode. This is a faithful, current-production version of the EF86 first made in 1954.
Made in Russia. Tested in-house.
180 day warranty.
-
Fender Bassman 70 Amp Valve Kit
£119.00 Add to basketThis kit fits Fender Bassman 70 Â amps. Six tubes total. Output valves and phase splitter matched by hand in-house on our suite of testers.
Made by JJ Electronic in Slovakia. Tested in-house.
180 day warranty.
-
Fender Blues Jr Sovtek EL84M Valve Kit
£159.00 Add to basketThis 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.
-
Fender Blues Jr Sovtek Valve Kit
£141.00 Add to basketThis 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.