Collection: Vacuum Tubes

Not all tubes are created equal.

We cherry picked the best tubes from the production for the US market. Our US engineers further tested these selected tubes and classified them into 3 grades
25 products
  • Sophia Electric Blue Glass 6SN7 Tubes
    Regular price
    $99.99
    Sale price
    $99.99
  • Sophia Electric Premium 6SN7 (GTA equivalent) Tubes
    Regular price
    $80.00
    Sale price
    $80.00
  • Sophia Electric 12AU7 Tubes: Interchangeable with European ECC 82
    Regular price
    $59.99
    Sale price
    $59.99
  • Sophia Electric Premium 6SL7 (GTA equivalent) Tubes
    Regular price
    $59.99
    Sale price
    $59.99
  • Sophia Electric 12AX7 Tubes: Interchangeable with Telefunken ECC 803S/European ECC 83
    Regular price
    $59.99
    Sale price
    $59.99