Electro Harmonix 6550EH Power Vaccum Tube

The Electro Harmonix 6550EH power vacuum tube is engineered to deliver exceptional linearity and robust power handling, making it an ideal complement to the classic Tung-Sol original. Its four-pillar construction and mica spacers ensure outstanding mechanical durability and effective heat dissipation. Utilizing a specially formulated leaded glass compound, the 6550EH maintains vacuum integrity for balanced performance and longevity. This tube excels at sustaining classic tone even under prolonged high output, making it a top choice for SVT, SUNN, and all Hi-Fi amplifiers.