JJ Electronic is a world-renowned manufacturer of vacuum tubes which has been building professional grade components for guitar amps and Hi-Fi since 1993. For many, they are the first choice when looking to upgrade.

Full Amplifier tube SET to suit Marshall DSL 100 MLB

• (4) 12AX7 /  ECC83 Pre-amp tubes
• (1) Matched Quad EL34 power tubes

Vacuum Tube Packaging Guarantee

We take great pride in our packaging and take every precaution in ensuring that your tubes reach you in perfect condition. All tubes are shipped in their factory packaging and for added safety a secure, void filled carton. We are so confident that your tubes will reach you intact that we promise to replace any damaged tubes or give a full refund