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2A3 - 6A3 - 6B4 - 300B

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 Matched Sextet (6) Psvane 101D Hifi Tennis Ball WE Vacuum Tube

    New Matched Sextet (6) Psvane 101D Hifi Tennis Ball WE Vacuum Tube

    Psvane

    $569.25
    New Plate Current Matched Sextet of Psvane 101D / Type 101 Western Electric Replica Vacuum Tubes 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...
    $569.25
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    $569.25
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  • New Matched Quad (4) Psvane 101D Hifi Tennis Ball WE Vacuum Tube

    New Matched Quad (4) Psvane 101D Hifi Tennis Ball WE Vacuum Tube

    Psvane

    $379.08
    New Plate Current Matched Quad of Psvane 101D / Type 101 Western Electric Replica Vacuum Tubes 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...
    $379.08
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    $379.08
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  • New Matched Pair (2) Psvane 101D Hifi Tennis Ball WE Vacuum Tube

    New Matched Pair (2) Psvane 101D Hifi Tennis Ball WE Vacuum Tube

    Psvane

    $189.39
    New Plate Current Matched Pair of Psvane 101D / Type 101 Western Electric Replica Vacuum Tubes 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...
    $189.39
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    $189.39
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  • New Psvane 101D Hifi Tennis Ball WE Vacuum Tube

    New Psvane 101D Hifi Tennis Ball WE Vacuum Tube

    Psvane

    $93.95
    New 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...
    $93.95
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    $93.95
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  • New Ip  Matched Quad Genalex Gold Lion PX-2A3 Vacuum Tubes

    New Matched Quad (4) Genalex Gold Lion PX-2A3 Vacuum Tubes

    Genalex

    $775.59
    New Plate Current Matched Quad of Genalex Gold Lion PX-2A3 Vacuum Tubes Genalex Gold Lion is the flagship brand among Electro-Harmonix products and it’s no wonder. If you are looking for the highest quality current production 2A3 on the market,...
    $775.59
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    $775.59
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  • New Ip  Matched Pair Genalex Gold Lion PX-2A3 Vacuum Tubes

    New Matched Pair (2) Genalex Gold Lion PX-2A3 Vacuum Tubes

    Genalex

    $387.33
    New Plate Current Matched Pair of Genalex Gold Lion PX-2A3 Vacuum Tubes Genalex Gold Lion is the flagship brand among Electro-Harmonix products and it’s no wonder. If you are looking for the highest quality current production 2A3 on the market,...
    $387.33
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    $387.33
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  • New Ip Tested Genalex Gold Lion PX-2A3 Vacuum Tube

    New Genalex Gold Lion PX-2A3 Vacuum Tube

    Genalex

    $193.77
    New Plate Current Tested Genalex Gold Lion PX-2A3 Vacuum Tube Genalex Gold Lion is the flagship brand among Electro-Harmonix products and it’s no wonder. If you are looking for the highest quality current production 2A3 on the market, look no...
    $193.77
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    $193.77
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  • New Factory Matched Pair (2) Electro-Harmonix 300B Gold Grid & Pins Vacuum Tubes

    New Factory Matched Pair (2) Electro-Harmonix 300B Gold Grid & Pins Vacuum Tubes

    Electro-Harmonix

    $368.62
    New Factory Matched Pair of Electro-Harmonix 300B Gold Grid & Pins Vacuum Tubes This new production EH 300B Gold Grid offers the same specs of vintage Western Electric 300Bs like wide-shoulder ST shape, 40 watt plate dissipation, and 8-course...
    $368.62
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  • New Factory Tested Electro-Harmonix 300B Gold Grid & Pins Vacuum Tube

    New Factory Tested Electro-Harmonix 300B Gold Grid & Pins Vacuum Tube

    Electro-Harmonix

    $184.41
    New Factory Tested Electro-Harmonix 300B Gold Grid & Pins Vacuum Tube This new production EH 300B Gold Grid offers the same specs of vintage Western Electric 300Bs like wide-shoulder ST shape, 40 watt plate dissipation, and 8-course directly heated...
    $184.41
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    $184.41
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  • New Ip & Gm Factory Matched Quad (4) Electro-Harmonix 2A3 Gold Grid Vacuum Tubes

    New Factory Matched Quad (4) Electro-Harmonix 2A3 Gold Grid Vacuum Tubes

    Electro-Harmonix

    $648.35
    New Factory Matched Quad of Electro-Harmonix 2A3 Gold Grid Vacuum Tubes Modeled after the original 2A3 type (such as the RCA 2A3 from the 1930s), the Electro-Harmonix 2A3 Gold Grid tubes feature a gold-plated grid, gold plated pins and a ceramic base. ...
    $648.35
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    $648.35
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  • New Ip & Gm Factory Matched Pair (2) Electro Harmonix 2A3 Gold Grid Vacuum Tubes

    New Factory Matched Pair (2) Electro-Harmonix 2A3 Gold Grid Vacuum Tubes

    Electro-Harmonix

    $325.51
    New Factory Matched Pair of Electro-Harmonix 2A3 Gold Grid Vacuum Tubes Modeled after the original 2A3 type (such as the RCA 2A3 from the 1930s), the Electro-Harmonix 2A3 Gold Grid tubes feature a gold-plated grid, gold plated pins and a ceramic base...
    $325.51
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    $325.51
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  • Brand New Factory Tested Electro-Harmonix 2A3 Gold Grid Vacuum Tube

    New Factory Tested Electro-Harmonix 2A3 Gold Grid Vacuum Tube

    Electro-Harmonix

    $162.45
    New Factory Tested Electro-Harmonix 2A3 Gold Grid Vacuum Tube Modeled after the original 2A3 type (such as the RCA 2A3 from the 1930s), the Electro-Harmonix 2A3 Gold Grid tubes feature a gold-plated grid, gold plated pins and a ceramic base.
    $162.45
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    $162.45
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  • New Current Matched Octet (8) Psvane 300B HiFi Series Vacuum Tubes Gold Pins

    New Matched Octet (8) Psvane 300B Hi-Fi Series Vacuum Tubes

    Psvane

    $988.66
    New Plate Current Matched Octet 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...
    $988.66
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  • New Current Matched Quad (4) Psvane 300B HiFi Series Vacuum Tubes Gold Pins

    New Matched Quad (4) Psvane 300B Hi-Fi Series Vacuum Tubes

    Psvane

    $491.15
    New 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...
    $491.15
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    $491.15
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  • New Current Matched Pair (2) Psvane 300B HiFi Series Vacuum Tubes Gold Pins

    New Matched Pair (2) Psvane 300B Hi-Fi Series Vacuum Tubes

    Psvane

    $244.10
    New Plate Current Matched Pair 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...
    $244.10
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    $244.10
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  • New Psvane 300B HiFi Series Vacuum Tube Plate Current Tested GOLD PINS Hi-Fi

    New Psvane 300B Hi-Fi Series Vacuum Tube

    Psvane

    $122.39
    New Plate Current Tested Psvane 300B Hi-Fi Series Vacuum Tube 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 quality...
    $122.39
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    $122.39
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  • Plate Current Matched Quad (4) Sovtek 2A3 Triode Power Vacuum Tubes

    New Matched Quad (4) Sovtek 2A3 Triode Vacuum Tubes

    Sovtek

    $411.52
    New Plate Current Matched Quad of Sovtek 2A3 Triode Power Vacuum Tubes Vacuum tubes from Sovtek have long been considered top-shelf, and for good reason. They are tonally rich, robustly engineered, and well-suited for the demanding audiophile or...
    $411.52
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  • Plate Current Matched Pair (2) Sovtek 2A3 Triode Power Vacuum Tubes

    New Matched Pair (2) Sovtek 2A3 Triode Vacuum Tubes

    Sovtek

    $205.03
    New Plate Current Matched Pair of Sovtek 2A3 Triode Power Vacuum Tubes Vacuum tubes from Sovtek have long been considered top-shelf, and for good reason. They are tonally rich, robustly engineered, and well-suited for the demanding audiophile or...
    $205.03
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    $205.03
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  • Plate Current Tested Sovtek 2A3 Triode Power Vacuum Tube- Brand New

    New Sovtek 2A3 Triode Vacuum Tube

    Sovtek

    $102.62
    New Plate Current Tested Sovtek 2A3 Triode Power Vacuum Tube Vacuum tubes from Sovtek have long been considered top-shelf, and for good reason. They are tonally rich, robustly engineered, and well-suited for the demanding audiophile or musician. The...
    $102.62
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    $102.62
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  • New Genalex Reissue PX300B / 300B GOLD PIN Matched Octet (8) Vacuum Tubes

    New Matched Octet (8) Genalex PX300B Gold Pins Vacuum Tubes

    Genalex

    $1,797.71
    New Plate Current Matched Octet of Genalex PX300B Gold Pins Vacuum Tubes In Europe during the 1930s the GEC (Genalex) / Marconi-Osram PX4 and PX25 power triodes were considered the finest audio triodes of their day. In keeping with the tradition of...
    $1,797.71
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    $1,797.71
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  • New Genalex Reissue PX300B / 300B GOLD PIN Matched Quad (4) Vacuum Tubes

    New Matched Quad (4) Genalex PX300B Gold Pins Vacuum Tubes

    Genalex

    $897.86
    New Plate Current Matched Quad of Genalex PX300B Gold Pins Vacuum Tubes In Europe during the 1930s the GEC (Genalex) / Marconi-Osram PX4 and PX25 power triodes were considered the finest audio triodes of their day. In keeping with the tradition of...
    $897.86
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    $897.86
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  • New Genalex Reissue Current Matched Pair (2) PX300B / 300B GOLD PIN Vacuum Tubes

    New Matched Pair (2) Genalex PX300B Gold Pins Vacuum Tubes

    Genalex

    $448.46
    New Plate Current Matched Pair of Genalex PX300B Gold Pins Vacuum Tubes In Europe during the 1930s the GEC (Genalex) / Marconi-Osram PX4 and PX25 power triodes were considered the finest audio triodes of their day. In keeping with the tradition of...
    $448.46
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    $448.46
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  • Brand New In Box Genalex Reissue PX300B / 300B GOLD PIN Vacuum Tube

    New Genalex PX300B Gold Pins Vacuum Tube

    Genalex

    $224.34
    New Plate Current Tested Genalex PX300B Gold Pins Vacuum Tube In Europe during the 1930s the GEC (Genalex) / Marconi-Osram PX4 and PX25 power triodes were considered the finest audio triodes of their day. In keeping with the tradition of Genalex to...
    $224.34
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    $224.34
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  • New Matched Quad (4) Electro-Harmonix 300B Gold Pins Ceramic Vacuum Tubes

    New Matched Quad (4) Electro-Harmonix 300B Gold Pins Ceramic Vacuum Tubes

    Electro-Harmonix

    $732.72
    New 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...
    $732.72
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    $732.72
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  • New Matched Pair (2) Electro-Harmonix 300B Gold Pins Ceramic Vacuum Tubes

    New Matched Pair (2) Electro-Harmonix 300B Gold Pins Ceramic Vacuum Tubes

    Electro-Harmonix

    $367.70
    New 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...
    $367.70
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    $367.70
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  • New Electro-Harmonix 300B Gold Pins Ceramic Vacuum Tube

    New Electro-Harmonix 300B Gold Pins Ceramic Vacuum Tube

    Electro-Harmonix

    $183.54
    New Factory Tested Electro-Harmonix 300B Gold Pins Ceramic Vacuum Tube 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 the original Western...
    $183.54
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    $183.54
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