6AS7 | 6080 | 421A | 5998 | 6H13C

Shop our great selection of tubes in the 6AS7 series. These power tubes are becoming more and more popular in the audio world. 

Compatible substitutes & equivalents: 6AS7, 6AS7G, 6AS7GA, 6H13C (Russian), 421A, 5998, 6080.