2A3 - 6A3 - 6B4 - 300B
Shop our selection of 2A3, 6A3, 6B4 and 300B vacuum tubes. These tubes are all somewhat related to each-other but are by no means interchangeable. They are all part of what is considered to be the top of the SET tubes.
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New Psvane 101D Hifi Tennis Ball WE Vacuum Tube
Psvane
$100.17New Plate Current Tested Psvane 101D / Type 101 Western Electric Replica Vacuum Tube Originally developed by Western Electric, the 101D is a directly-heated triode tube akin to the 300B with a lower output and low voltage amplification. The Psvane 101D...$100.17 -
New Matched Quad (4) Psvane 300B Hi-Fi Series Vacuum Tubes
Psvane
$387.10New Plate Current Matched Quad of Psvane 300B Hi-Fi Series Vacuum Tubes As one of the most prominent audiophile vacuum tube manufacturers, Psvane’s designs have established a benchmark for clean and accurate sound reproduction, along with a build...$387.10 -
On Sale
New Matched Quad (4) Electro-Harmonix 300B Gold Pins Ceramic Vacuum Tubes
Electro-Harmonix
Now: $468.39Was: $520.43New Factory Tested & Matched Quad of Electro-Harmonix 300B Gold Pins Ceramic Vacuum Tubes Ultra-long life, high-quality construction, and superior sonics with improved performance make it a top choice over 300B types made by other manufacturers. Like...Now: $468.39Was: $520.43 -
On Sale
New Matched Pair (2) Electro-Harmonix 300B Gold Pins Ceramic Vacuum Tubes
Electro-Harmonix
Now: $236.74Was: $263.04New Factory Tested & Matched Pair of Electro-Harmonix 300B Gold Pins Ceramic Vacuum Tubes Ultra-long life, high-quality construction, and superior sonics with improved performance make it a top choice over 300B types made by other manufacturers. Like...Now: $236.74Was: $263.04