Our Valve Brands

  • JJ GZ34S Image
    5U4GB, 5Y3, EZ81, 5AR4, and GZ34 Rectifier Tubes and Valves

    JJ GZ34S Rectifier (5AR4) Premium Tested

    £27.88 Add to basket

    The JJ GZ34S Rectifier. We test every rectifier we sell on our Avo testers. An excellent valve for harnessing rectifier sag.

    Made by JJ Electronic in Slovakia.

    Fully tested in-house and backed by our class-leading 180 day warranty.

  • ValveTubeguiraamps.com valve kit logos image
    EL84 Amp Valve kits

    JJ Hi-Watt T20 and T20HD Valve kits

    £71.00 Add to basket

    Our JJ 1x ECC82 2x ECC83S 2x EL84 Valve Kit contains four valves total. Ideal for the Hi-Watt T20 and similar amps. Output valves and phase splitter matched by hand in-house.

    Made in Slovakia. Tested in-house.

    180 day warranty.

  • EL34, KT66, KT77, KT88, and 6550 Valves and Tubes

    JJ KT66 Beam Tetrode Output Valve

    £38.00 Read more

    The JJ KT66 beam tetrode valve. Fully tested in-house for maximum quality.

    Made by JJ Electronic in Slovakia.

    180 day warranty.

  • JJ KT88 image
    EL34, KT66, KT77, KT88, and 6550 Valves and Tubes

    JJ KT88 Matched Pairs & Quads

    £120.00£240.00 Select options This product has multiple variants. The options may be chosen on the product page

    Fully tested JJ Electronic KT88 valves. Available here as matched pairs and matched quads. This is one powerful bottle, packing 42 watts, strong bass and dazzling highs. Also compatible with 6550 amplifiers.

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

    180 day warranty.

    KT88

  • Marshall DSL15 JJ valve kit
    6V6 Based Kits

    Marshall DSL15 Valve Kit with JJ Valves

    £107.50 Add to basket

    This fully tested kit contains four EH 12AX7s and two 6VGTs. 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 by JJ Electronic Valves in Slovakia. Tested in-house.

    180 day warranty.

  • 6L6 Guitar Amp Valve Kits

    Marshall JTM45 Tung Sol Valve Kit

    £207.00 Add to basket

    An optimised valve kit for the Marshall JTM45 to capitalise on the lovely rock sound of these amps. Quality valves for a quality amp!

    Russian made Tung Sol preamp and output valves and a JJ Electronic rectifier made in Slovakia.

    Tested in-house.

    180 day warranty.

  • NOS Tung Sol 12AT7 Black Anode RIng getter image
    ECC81 12AT7 Selection

    NOS Tung Sol 12AT7 Grey Anode D Getter

    £34.99 Add to basket

    NOS Tung Sol USA 12AT7.

  • NOS Tung Sol 12AT7 Black Anode Ring Getter image
    ECC81 12AT7 Selection

    NOS Tung Sol USA 12AT7 Black Anode Ring Getter

    £21.00 Add to basket

    NOS Tung Sol USA 12AT7 with black anode and ring getter.

  • NOS Tung Sol 12AT7 Black Anode RIng getter image
    ECC81 12AT7 Selection

    NOS Tung Sol USA 12AT7 Grey Anode Ring Getter

    £18.00 Add to basket

    NOS Tung Sol USA 12AT7 with grey anode and ring getter.

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