A replacement preamp tube that achieves the sought after Rectifier sound.
The Bugera 5U4 Rectifier Preamp Tube produces the distortion, tone and warmth that Rectifier amps are most well-known for. The 5U4 is ideal for players using medium and high powered amps because of its low heat dispersion. This tubes are compatible with any Bugera amp and are easily installed. All Bugera tubes are subject to rigorous quality tests such as a 48-hour burn-in test and their vibration table test.