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
64 products
  • Sophia Electric Royal Princess 300B Tubes Limited Edition
    Regular price
    Sold out
    Sale price
    $1,500.00
  • Sophia Electric Royal Princess II 300B Metal Plate Tubes for 300B Amplifiers
    Regular price
    $1,499.99
    Sale price
    $1,499.99
  • Sophia Electric Classic II 300B Tubes Signature Edition with Vintage WE 300B Soul
    Regular price
    $899.99
    Sale price
    $899.99
  • Sophia Electric 300B+ Carbon Plate Tube - Double tall plate structure, double power
    Regular price
    Sold out
    Sale price
    $749.99
  • New Sophia Electric 45 Tubes Coming Soon
    Regular price
    Sold out
    Sale price
    $699.99
  • Sophia Electric Classic II 300B Tubes with Vintage WE 300B Soul
    Regular price
    $699.99
    Sale price
    $699.99
  • Sophia Electric Clear Glass Classic 300B Tubes with Vintage WE 300B Soul Inside and Out
    Regular price
    $699.99
    Sale price
    $699.99
  • Sophia Electric Princess 206 Tubes
    Regular price
    $625.00
    Sale price
    $625.00
  • Sophia Electric 101D Mesh Plate Tubes
    Regular price
    $599.99
    Sale price
    $599.99
  • Sophia Electric 205D Mesh Plate Tubes
    Regular price
    $599.99
    Sale price
    $599.99
  • Sophia Electric Blue Glass 300B 2.5V Tubes for 2A3 Amplifiers
    Regular price
    $550.00
    Sale price
    $550.00
  • Sophia Electric PX4 Mesh Plate Vacuum Tubes
    Regular price
    Sold out
    Sale price
    $549.99
  • Sophia Electric Princess 300B Mesh Plate Tubes
    Regular price
    $525.00
    Sale price
    $525.00
  • Clearance: NOS Sophia Electric Princess Carbon Plate 300B Vacuum Tubes Matched Pair
    Regular price
    $699.99
    Sale price
    $499.99
  • Tested Trade-in Pair: Sophia Electric Grade A Classic 300B Matched Pair
    Regular price
    $899.99
    Sale price
    $449.99
  • Sophia Electric Blue Glass 2A3 Tubes for 2A3 Amplifiers
    Regular price
    $399.99
    Sale price
    $399.99
  • Sophia Electric PX25 Mesh Plate Tube
    Regular price
    $325.00
    Sale price
    $325.00
  • REL101: Vintage Reliable 6SN7 Matched Pair Tested Like New
    Regular price
    $299.99
    Sale price
    $299.99
  • Clearance: Sophia Electric 300B 2.5V Mesh Plate Tubes for 2A3 Amplifiers
    Regular price
    Sold out
    Sale price
    $299.99
  • Clearance: NOS Sophia Electric Princess 2A3 Mesh Plate Tubes for 2A3 Amplifiers
    Regular price
    $450.00
    Sale price
    $299.99