Premium Tested

Supro Comet 1610 Valve Kit
£108.25 (ex. tax: £90.21)

The Supro Comet 1610 Valve Kit gives you exactly the same valves fitted to the amp when new, preserving that famous Supro tone.

Tested in-house at real amp voltages.

180 day warranty.
Supro Dual Tone Black Magick Valve Kit
£195.60 (ex. tax: £163.00)

The Supro Dual Tone Black Magick Valve Kit gives you exactly the same valves fitted to the amp when new, preserving that famous Supro tone.

Tested in-house at real amp voltages.

180 day warranty.
JJ 4x ECC83S 2x 5881 Valve Kit
£117.60 (ex. tax: £98.00)

Our JJ Electronic 4x ECC83S 2x 5881 Valve Kit.

Includes matched 5881s, and a matched/balanced ECC83S phase splitter.

Made in Slovakia. Tested in-house.

180 day warranty.
JJ 3x ECC83S 2x 6V6S Valve Kit
£96.00 (ex. tax: £80.00)

JJ Electronic 3x ECC83S 2x 6V6S Valve Kit.

Includes a matched ECC83S phase splitter and matched 6V6S output valves. Used in several Rivera amps.

Tested in-house.

180 day warranty.
JJ KT66 Matched Sets
From £108.00

This is a pair of JJ KT66s expertly matched in-house. Includes a test certificate showing the matching results. Our istening tests ensure low microphonics and noise

Made in Slovakia. Tested in-house.

180 day warranty.
JJ 4x ECC83S 4x 6L6GC Valve Kit
£172.80 (ex. tax: £144.00)

Our JJ 4x ECC83S 4x 6L6GC Valve Kit contains eight valves total. Ideal for the Engl E650 and similar amps. Output valves and phase splitter matched by hand in-house.

Made in Slovakia. Tested in-house.

180 day warranty.
JJ 2x ECC83S 2x 6L6GC Valve Kit
£91.20 (ex. tax: £76.00)

Our JJ 2x ECC83S 2x 6L6GC Valve Kit fits a range of amps, including the Fender Bassman 10 and Blackstar HT Metal. Output valves and phase splitter hand-matched in-house.

Made in Slovakia. Tested in-house.

180 day warranty.
JJ 1x ECC83S 4x EL34 II Valve Kit
£111.60 (ex. tax: £93.00)

This fully tested re-valve kit fits the Marshall JDM100, JDM102, JVM210 Series, and other amps using this valve configuration. Contains one ECC83 (12AX7) and four EL34 II tubes. 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.
Tung Sol EL84 Singles Matched Sets
From £35.64

This Tung-Sol EL84/6BQ5 is premium tested and matched in-house with audio checks for the best possible quality and reliability. The Tung-Sol EL84 is a top-of-the-line version of this popular valve as used in many American amps in the 1960s. Made in Russia.

We supply a test certificate showing the results of our expert matching process for pairs and quads

Tested in-house.

180 day warranty.
JJ 6x ECC83S 4x 6L6GC Valve Kit
£220.80 (ex. tax: £184.00)

Our JJ 4x ECC83S 4x 6L6GC Valve Kit fits a number of Fender amps, including the Bandmaster 6G7A, Concert G12A, Pro 6G5A, Super 6G4A, Twin 6G8, and Vibroverb 6G15. Ten valves total. Output valves and phase splitter matched by hand in-house and tested for noise and microphonics

Made in Slovakia.

180 day warranty.
Sovtek 6550WE
From £75.60

Four Sovtek 6550WEs in Matched Pairs Quads and Sextets can easily provide 200 watts of audio valve power. Tested in-house for maximum quality. They come with a test certificate showing the matching parameters.
Marshall JCM900 Tung Sol Valve Kit
£265.20 (ex. tax: £221.00)

We have created this special Marshall JCM900 Tung Sol Valve Kit in response to requests from our professional JCM900 users. This kit uses Tung Sol valves because of their warm tone perfect for Marshall amps. We get superb customer feedback on these valves.

Made in Russia. Audio and perofrmance tested on our suiter of custom testers

180 day warranty.