The Sovtek 5881WXT is a rugged, high-output power tube known for its balanced tone, warm mids, tight bass, and smooth highs. Designed as a military-grade 6L6GC equivalent, this tube handles high plate voltages with ease, making it a perfect choice for high-powered guitar amps and Hi-Fi audio systems.

Key Features:

• Premium 5881WXT Power Tube – Modeled after the classic 6L6GC with enhanced durability and reliability.
• Balanced, Warm Tone – Delivers rich mids, punchy lows, and smooth highs, perfect for both clean and overdriven tones.
• Built for High Plate Voltages – Can withstand up to 500V, making it an ideal choice for demanding amplifiers.
• Platinum Matched & Burned In – Each tube undergoes a rigorous burn-in process and precision matching to ensure consistent output, extended tube life, and maximum performance.
• Perfect for Guitar & Hi-Fi – Delivers exceptional clarity, warmth, and dynamic response in both amplifier and high-fidelity stereo applications.

Available in:

✔ Single Tube
✔ Matched Pair (2 Tubes)
✔ Matched Quad (4 Tubes)

Compatibility:

✔ Direct replacement for 6L6GC and 5881-equipped amplifiers
✔ Ideal for Fender, Mesa Boogie, Peavey, Marshall, and other high-powered tube amps
✔ Perfect for high-fidelity stereo systems requiring 5881 tubes

Specifications:

• Tube Type: 5881WXT (6L6GC equivalent)
• Base: Octal
• Plate Dissipation: 23W
• Application: Guitar amplifiers, Hi-Fi audio systems

Important Notes:

⚠ Professional Installation Recommended – Proper biasing is required when replacing power tubes to ensure optimal performance and longevity.
⚠ Non-Refundable – Due to the nature of vacuum tubes, this item is non-returnable.
⚠ Pre-Order Information – If the item is on pre-order, please contact us for lead times. Otherwise, we’ll fulfill your order as quickly as possible.

Why Choose British Audio?

At British Audio, we are Nashville’s trusted source for high-quality vacuum tubes and amplifier service. We carefully test, platinum match, and burn in each tube to ensure exceptional reliability and performance.

Upgrade your amp’s tone with the legendary Sovtek 5881WXT—order yours today!