Premium power beam tetrode, for use in the most demanding guitar and hi-fi amplifier circuits. Perfect replacement for the output valves in reissue Marshall JTM-45 head & Bluesbreaker Combo amplifiers.

• Rugged & reliable
• Ultimate in musical tone and smooth overdrive
• Replacement/upgrade for any 6L6 or 5881 type

Founded in 1920 in Southsfield, London, Mullard became known world wide for their reliable, high-quality components and vacuum tubes or “valves”. Today’s new production Mullard tubes are constructed with the same commitment to quality and reliability.