5U4

Shop 5U4 rectifier vacuum tubes for guitar amplifiers, hi-fi systems and vintage audio equipment. The 5U4 family is used in full-wave power supplies and is valued for its characteristic voltage drop and robust performance.Use the exact rectifier type specified for your amplifier. Variants such as 5U4G and 5U4GB can differ in ratings and construction, so check the equipment manual or consult a qualified technician before substitution.