Sophia Electric™ Premium 6SN7 Input/Driver ValvesNot all valves are created equal.
We cherry picked the best valves from the production for the US market. Our US engineers further tested these selected valves and classified them into 3 grades:
Grade A (top 10%)
Grade B (top 25%)
6SN7 Specification is identical to GE 6SN7 and RCA 5692
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|Grade A per unit with 1 year warranty.||€145|
|Grade A per unit with 30 days warranty.||€120|
|Grade B per unit with 1 year warranty.||€125|
|Grade B per unit with 30 days warranty.||€100|
|Grade C per unit with 1 year warranty.
|Grade C per unit with 30 days warranty.
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