Product · United States

10Pair/lot NEW KSC3503-E KSA1381-E TO-126 triode 3503E 1381E 300V 100mA KSC3503/KSA1381 Audio tube Free Shipping

Lowest price: $13.50 · 1 store · price range $15.00 … $15.00 · 10% off the list price

Price history: 2 daily prices tracked since 2026-10-19; lowest $13.50, highest $13.50.

Price last confirmed by the store feed on 2026-10-30.

Prices across stores

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