Fender 5550112398 Groove Tubes GT-12AX7-C Select Amplifier Tube

A tested, high-output 12AX7 preamp tube for chiming Fender tone. The Fender 5550112398 Groove Tubes GT-12AX7-C Select is a single 9-pin triode preamp tube, designed and tested for musical instrument amplifiers and used as standard equipment in many contemporary Fender amps. Use it to replace a worn or noisy preamp tube and bring your amp back to showroom-new tone.

Why customers choose it

• Tested before it ships: GT-12AX7-C tubes pass every Groove Tubes premium certification for microphonics, hum, physical characteristics and function.
• Tone: great chiming tone with a sweet, warm midrange – Fender describes it as excellent for Fender amps.
• Smooth drive: smooth distortion characteristics when the amp is pushed.
• High output: one of the highest-output preamp tubes in the GT 12AX7 line.
• Consistent quality: steady performance for mixing and matching to shape your amp’s tone.

Who it is for

Guitarists and amp technicians who own a tube amp that uses 12AX7 preamp tubes and want to replace a tired, noisy or microphonic tube, or try a different tube in one preamp position.

Specifications

Good to know

• This is a single tube, not a matched set.
• Check your amp’s manual for which positions use 12AX7 preamp tubes before you replace one.

FAQ

Is this a power tube?

No. It is a 12AX7 type 9-pin triode preamp tube.

Will it fit amps other than Fender?

It is a 12AX7 type tube; it fits amps that use 12AX7 preamp tubes. Fender lists it as standard equipment in many Fender amps.