This Brimar by GEC 5U4G valve/tube is a vintage part that comes boxed. It is a great addition to any collection of vintage sound and vision equipment. The brand is well-known for producing high-quality valves and vacuum tubes, and this model is sure to impress any enthusiast.

The 5U4G B2 Brimar Valve Tube is perfect for use in vintage audio equipment, and its unique features make it a sought-after item among collectors. This valve/tube is ideal for use in sound and vision equipment, and its vintage design is sure to add a touch of character to any collection.

Brimar 5u4g valve tube was apart of my grandads collection in a box marked “new boxed unused” I do not have test equipment to test the valves at this time so I am labelling it as (untested) I have sold previous valves from the collection marked “new boxed unused” and have been told all tested great. if you have any questions please feel free to message.