Premium and Hand-Selected Power Pentode

• The Bugera 5881 is all about classic American tube tone. It has an emphasis on power, durability, consistency and high power handling capability. With its beautifully deep bass, articulate mids and tapered highs, the 5881 lends itself to styles such as blues, jazz, fusion and R&B where a rich and warm tone is desired. If you find your amp too bright sounding with standard 5881s, the Bugera 5881 may be your tone solution.

• 4 matched and hand-selected 5881 power pentodes, tested and matched under simulated operating conditions to the tightest and most demanding industry specifications

• Bugera The Soul of TubesTested, Selected and Matched Our Premium Quality AssuranceOur state-of-the-art process starts by testing only the finest tubes available from all over the world. We test and stress each tube under the toughest "real-world" conditions and measure them by applying the tightest and most demanding specifications. This highly labor-intensive process cannot be substituted by machines and selecting/matching tubes is an art which we mastered over many years.Bugera tubes are one of the finest and most musical tubes you can find that's what Bugera stands for. Install Bugera tubes, fire up your amp and hear the real Soul of Tubes.

Glorious Tone and Dependability

Our 5881 high-end power amp tubes produce beautifully deep bass, articulate mids and tapered highs, making them ideal for styles such as blues, jazz, fusion and R&B, or any style of music where a solid dose of rich and warm tone is desired. And when compared to the competition, the BUGERA 5881 stands above the rest as the ultimate power tube for all critical output stages. It is simply one of the best 5881 tubes ever produced.