1x SYLVANIA 46 Black Coated Glass Black Base Made in USA AVO TYPE 160 Tested

SYLVANIA 46  — Single Piece 1 Pc

Available for sale is a single piece (1 Pc) of a classic vintage SYLVANIA 46 dual-grid power output triode. This high-grade, American-made vintage valve features the classic Black Coated Glass internal shielding construction designed for stable thermal performance, paired with a solid Black Base carrying sharp, original green Sylvania brand.

This valve is in pristine condition and comes New in its Original Box, complete with a custom-printed validation label matching the unit’s serial record. It has been meticulously benchmarked on our laboratory-grade AVO TYPE 160 tester to ensure exact specification testing and reliable operational longevity.

About NOS Audio Tubes

We are professional suppliers of high-quality vacuum tubes with a legacy in the valve industry dating back to the 1970s. Maintaining an extensive global inventory of approximately 300,000 vintage valves, we fulfill the requirements of high-fidelity audiophiles and restoration communities worldwide. Every premium tube is carefully validated using our advanced Amplitrex AT1000 testing infrastructure to deliver authentic, accurate, and transparent percentage-graded metrics.

Note: Custom duties and Taxes are the Responsibility of the Buyer in their Country.

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Whatsapp: +1 (630) 597-3966

NOS Audio Tubes — Mumbai, India