The Mullard KT88 is a high-power beam tetrode designed for exceptional clarity, deep bass response, and dynamic headroom. A faithful recreation of the original British Mullard KT88, this tube delivers rich harmonics, smooth midrange, and tight lows, making it an outstanding choice for high-wattage guitar amplifiers, bass amps, and high-fidelity audio systems.

Each Mullard KT88 is platinum matched and burned in, ensuring balanced output, consistent performance, and maximum reliability in your amplifier.

Key Features:

• Authentic Mullard KT88 Reissue – Delivers powerful, articulate tone with deep, controlled bass.
• High-Power Beam Tetrode – Designed to handle high plate voltages and extreme performance demands.
• Rich Harmonics & Smooth Midrange – Perfect for high-powered guitar amps, bass amps, and Hi-Fi audio applications.
• Superior Construction – Features rugged glass, durable internals, and heavy-duty components for long tube life.
• Platinum Matched & Burned In – Precision-matched tubes for consistent output and extended tube life.

Available in:

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

Ideal for These Classic Amps:

✔ Marshall Major
✔ Hiwatt DR201 & DR405
✔ Ampeg SVT & Other High-Wattage Bass Amps
✔ McIntosh & Other High-Fidelity Stereo Amplifiers

Specifications:

• Tube Type: KT88
• Base: Octal
• Plate Dissipation: 42W
• Application: Guitar amplifiers, bass amps, Hi-Fi audio systems

Important Notes:

⚠ Professional Installation Recommended – Proper biasing is required when replacing power tubes to ensure optimal performance and tube 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 power and tone with the legendary Mullard KT88—order yours today!