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 Quad (4) Psvane 101D Hifi Tennis Ball WE Vacuum Tube
Psvane
Now: $364.49Was: $404.99New 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...NP240-4Now: $364.49Was: $404.99 -
New Matched Pair (2) Psvane 101D Hifi Tennis Ball WE Vacuum Tube
Psvane
Now: $182.48Was: $202.76New 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...NP240-2Now: $182.48Was: $202.76 -
New Psvane 101D Hifi Tennis Ball WE Vacuum Tube
Psvane
Now: $86.64Was: $96.27New 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...NP240-1Now: $86.64Was: $96.27 -
New Matched Quad (4) Genalex Gold Lion PX-2A3 Vacuum Tubes
Genalex
Now: $589.36Was: $654.84New 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,...NP198-4Now: $589.36Was: $654.84 -
New Matched Pair (2) Genalex Gold Lion PX-2A3 Vacuum Tubes
Genalex
Now: $296.96Was: $329.96New 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,...NP198-2Now: $296.96Was: $329.96 -
New Genalex Gold Lion PX-2A3 Vacuum Tube
Genalex
Now: $138.93Was: $154.37New 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...NP198-1Now: $138.93Was: $154.37 -
New Matched Quad (4) Electro-Harmonix 300B Gold Grid & Pins Vacuum Tubes
Electro-Harmonix
$623.86New Matched Quad 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 directly...NP136-4$623.86 -
New Matched Pair (2) Electro-Harmonix 300B Gold Grid & Pins Vacuum Tubes
Electro-Harmonix
$314.47New 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 directly...NP136-2$314.47 -
New Electro-Harmonix 300B Gold Grid & Pins Vacuum Tube
Electro-Harmonix
$147.08New 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 filaments. With...NP136-1$147.08 -
New Matched Quad (4) Electro-Harmonix 2A3 Gold Grid Vacuum Tubes
Electro-Harmonix
$442.66New 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. ...NP135-4$442.66 -
New Matched Pair (2) Electro-Harmonix 2A3 Gold Grid Vacuum Tubes
Electro-Harmonix
$223.87New 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. ...NP135-2$223.87 -
New Electro-Harmonix 2A3 Gold Grid Vacuum Tube
Electro-Harmonix
$104.44New 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. Will work in...NP135-1$104.44 -
New Matched Quad (4) Sovtek 2A3 Triode Vacuum Tubes
Sovtek
$349.99New 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...NP123-4$349.99 -
New Matched Pair (2) Sovtek 2A3 Triode Vacuum Tubes
Sovtek
$178.99New 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...NP123-2$178.99 -
New Sovtek 2A3 Triode Vacuum Tube
Sovtek
$83.33New 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...NP123-1$83.33 -
New Matched Octet (8) Genalex PX300B Gold Pins Vacuum Tubes
Genalex
Now: $1,351.19Was: $1,501.32New 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...NP101-8Now: $1,351.19Was: $1,501.32 -
New Matched Quad (4) Genalex PX300B Gold Pins Vacuum Tubes
Genalex
Now: $680.50Was: $756.11New 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...NP101-4Now: $680.50Was: $756.11 -
New Matched Pair (2) Genalex PX300B Gold Pins Vacuum Tubes
Genalex
Now: $342.54Was: $380.60New 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...NP101-2Now: $342.54Was: $380.60 -
New Genalex PX300B Gold Pins Vacuum Tube
Genalex
Now: $160.38Was: $178.20New 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...NP101-1Now: $160.38Was: $178.20 -
New Matched Quad (4) Electro-Harmonix 300B Gold Pins Ceramic Vacuum Tubes
Electro-Harmonix
$499.36New 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...NP055-4$499.36 -
New Matched Pair (2) Electro-Harmonix 300B Gold Pins Ceramic Vacuum Tubes
Electro-Harmonix
$252.22New 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...NP055-2$252.22 -
New Electro-Harmonix 300B Gold Pins Ceramic Vacuum Tube
Electro-Harmonix
$117.78New 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...NP055-1$117.78