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5Y3GT Vacuum Tube New and Used

$18.00
5Y3GT Vacuum Tube New and Used
5Y3GT Vacuum Tube New and Used

Home / Shop

5Y3GT Vacuum Tube New and Used

$18.00
Model Number: 5Y3GTNEW
5Y3GT directly heated full-wave vacuum power rectifier for radio power supplies and audio amplifiers, featuring a 5V filament and 8-pin octal base.
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Categories: Vacuum Tubes and Accessories
Manufacturer: Multiple Manufacturers
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  • Description
  • Specifications

The 5Y3GT is a classic directly heated octal-base full-wave power rectifier engineered for low-to-medium power supplies in vintage radio receivers, tabletop sets, and guitar amplifiers. Featuring a compact glass T-9 envelope with an 8-pin octal base, it operates on a 5.0V/2.0A filament. It was a standard specification across decades of production by major manufacturers including RCA Victor, Zenith, Philco, Crosley, and Fender. Available in NOS and tested used conditions.

  • Type: Directly Heated Full-Wave Vacuum Rectifier

  • Base: 8-Pin Octal (EIA 5T layout — Filament Pins 2/8, Plates Pins 4/6)

  • Filament Voltage: 5.0V

  • Filament Current: 2.0A

  • Max Peak Inverse Voltage: 1,400V

  • Max DC Output Current: 125 mA

  • Max Peak Plate Current: 440 mA

  • Tube Voltage Drop: ~50V @ 125 mA

  • Equivalents & Relatives: 5Y3, 5Y3G, 5Y3GTA, VT-197A, 6040, 5AZ4 (loctal equivalent)