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Without a doubt Sweetwater has become my " go to" place for all my musical needs. EXCELLENT JOB GUY'S! Very fast delivery.
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Brandy, Upper Sandusky, OH
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Mesa/Boogie 6L6 GC STR 440 Duet
6L6GC Power Tubes Duet
Matched 6L6 Power Tube Pair
The Mesa/Boogie 6L6 STR 440 Duet amplifier tube matched pair gives your amp the best 6L6 performance possible. Consistent and reliable, the STR 440 Duet features the same tubes Mesa puts in all their 6L6-equipped amps. These matched tubes give you punchy bass, great-sounding mids, and detailed high-end while providing a...
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Sale Price: $44.00
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Mesa/Boogie 12AX7
12AX7 Preamp Tube (ea)
Replacement 12AX7 Preamplifier Tube, Providing High-gain Output and Balanced Tonal Response
The Mesa/Boogie MESA 12AX7 is a premium-grade preamplifier tube. It's designed to provide high gain output with an overall balanced tonal quality. You'll also find that the MESA 12AX7 is both consistent and reliable in its smooth, balanced tonal response. The MESA 12AX7 is a lively, open, and expressive...
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(1 review)
(1 review)
Sale Price: $17.50 (ea)
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(1 review)
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Mesa/Boogie SPAX7 Preamp Tube
SPAX7 Preamp Tube (ea)
Replacement Preamp Tube for 12AX7
The Mesa/Boogie SPAX7-A preamp tube makes the ultimate replacement tube for any 12AX7A in your amp. This premium product is considered a "special requirement preamp tube" because of its build quality and performance. The SPAX7-A shows very low sensitivity to microphonic noise — an essential attribute for a preamp...
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Sale Price: $21.50 (ea)
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Mesa/Boogie EL-84/6BQ5 Russian Matched Pair
EL-84 / 6BQ5 Tubes Duet
EL-84 Power Tubes, Matched Pair
The Mesa/Boogie EL-84/6BQ5 Russian matched tube pair gives you the fast dynamic response and sweet tonal characteristics that made those great British Invasion-era amps sing. Built to provide that distinctive chime in the mids and high frequencies, the EL-84/6BQ5 Russian matched pair gives you focused tone and...
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Sale Price: $30.00
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electro-harmonix 12AX7 Preamp Tube (12AX7 Mullard)
12AX7 Mullard Preamp Tube
Vacuum Preamplifier Tube, 12AX7 Mullard, Rated Medium
NOTE: Tubes are non-returnable.
Electro-Harmonix tubes are among the highest quality. Engineered, designed, and manufactured to exacting standards for musicality and overall warmth, you can trust an Electro-Harmonix tube to deliver premium tone.
This is the Electro-Harmonix/New Sensor 12AX7 Mullard preamplifier tube,...
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Sale Price: $18.99
List Price: $27.76
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Mesa/Boogie 5U4GB
5U4GB Rectifier Power Tube (ea)
Replacement Rectifier Power Tube
You'll find the MESA 5U4GB inside all the new Mesa/Boogie tube amplifiers. As M/B puts it, it's their "factory favorite" — and for good reason. The MESA 584GB is based on 1950s tube technology, and is essentially an improvement on the 5U4 design. Not only is the tube more reliable, but it's much more compact. In...
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Sale Price: $25.00 (ea)
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electro-harmonix 12AX7 Preamp Tube (12AX7 Chinese)
12AX7 Chinese Preamp Tube
Vacuum Preamplifier Tube, 12AX7B Sino, Medium-rated
NOTE: Tubes are non-returnable.
Electro-Harmonix tubes are among the highest quality. Engineered, designed, and manufactured to exacting standards for musicality and overall warmth, you can trust an Electro-Harmonix tube to deliver premium tone.
This is the Electro-Harmonix/New Sensor 12AX7B Sino Medium tube - a...
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Sale Price: $9.99
List Price: $14.00
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Mesa/Boogie EL-34 GC STR 447 Duet
EL34 STR 447 Tubes Duet
Matched EL-34 Power Tube Pair
The Mesa/Boogie EL-34 STR 447 Duet amplifier tube matched pair packs big, classic tone into your amp's powerplant. Mesa's best overall EL-34 set, the EL-34 STR 447 Duet works great for everything from classic rock to heavy metal. These matched tubes give your amp a focused, aggressive tonality, with plenty of low-end...
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(1 review)
(1 review)
Sale Price: $47.00
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(1 review)
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electro-harmonix 12AX7/ECC83JJ (ECC83 Tesla/Slovak)
ECC83SJJ Tesla Preamp Tube Slovakia
Vacuum Preamplifier Tube, 12AX7/ECC83JJ Tesla/JJ-Slovaki, Rated Medium
NOTE: Tubes are non-returnable.
Electro-Harmonix tubes are among the highest quality. Engineered, designed, and manufactured to exacting standards for musicality and overall warmth, you can trust an Electro-Harmonix tube to deliver premium tone.
This is the Electro-Harmonix/New Sensor 12AX7/ECC83JJ Tesla/JJ-Slovakia...
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Sale Price: $17.99
List Price: $25.00
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Mesa/Boogie 5Y3 Rectifier Tube
5Y3 Rectifier Power Tube (ea)
Replacement Rectifier Tube
You'll find the MESA 5Y3 inside all the Mesa/Boogie Lone Star Special tube amplifier. The MESA 5Y3 is a true, authentic 5Y3 NOS (New Old Stock) tube based on the original Phillips 5Y3 and is built to Mesa/Boogie's exacting specifications. This tube produces a sultry vintage sag, creating a silky, smooth feel on the...
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Sale Price: $21.00 (ea)
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Mesa/Boogie 12AT7 Preamp Tube
12AT7 preamp Tube (ea)
Replacement 12AT7 Low-gain Preamplifier Tube, Used as Reverb Driver And/or Phase Inverter in Older Mesa/Boogie Amplifiers
Mesa/Boogie most frequently used the MESA 12AT7 preamplifier tube as a reverb driver in their Studio Preamp and a handful of Mark Series amplifiers. The MESA 12AT7 is a premium-grade, classic low-gain preamplifier tube — one that was also used as a phase inverter in older amplifiers.
Mesa/Boogie MESA 12AT7...
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Sale Price: $17.00 (ea)
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Mesa/Boogie 5U4G Rectifier Tube
5U4G Rectifier Tube (ea)
Rectifier Tube, "Coke Bottle" Design
The MESA 5U4G rectifier tube is a classic 1930s "Coke Bottle" design. It produces a flexible, elastic feel that is a bit more controlled and slightly less "saggy" than the 5U4GB. It has a nice spongy feel but has moderate life expectancy and reliability. Due to its tall "Coke Bottle" design, this tube may not fit in all...
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Sale Price: $20.00 (ea)
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electro-harmonix 12AT7 Preamp Tube (12AT7 Tesla/Slovak)
12AT7 Tesla Preamp Tube
Vacuum Preamplifier Tube, 12AT7 Tesla/JJ-Slovakia, Rated Medium
NOTE: Tubes are non-returnable.
Electro-Harmonix tubes are among the highest quality. Engineered, designed, and manufactured to exacting standards for musicality and overall warmth, you can trust an Electro-Harmonix tube to deliver premium tone.
This is the Electro-Harmonix/New Sensor 12AT7 Tesla/JJ-Slovakia...
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Sale Price: $15.79
List Price: $24.00
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electro-harmonix 5751 Gold Preamp Tube
5751 ehx Gold Preamp Tube
Vacuum Preamplifier Tube, Gold-pin Version of Sovtek 5751
NOTE: Tubes are non-returnable.
Electro-Harmonix tubes are among the highest quality. Engineered, designed, and manufactured to exacting standards for musicality and overall warmth, you can trust an Electro-Harmonix tube to deliver premium tone.
This is the Electro-Harmonix gold-pin version of the Sovtek 5751 high-mu...
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Sale Price: $29.99
List Price: $43.36
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electro-harmonix 5AR4 Tesla/JJ-Slovakia (5AR4 Tesla/Slovak)
5AR4 Tesla Rectifier Tube
Vacuum Rectifier Tube, 5AR4 Tesla/JJ-Slovakia, Rated Medium
NOTE: Tubes are non-returnable.
Electro-Harmonix tubes are among the highest quality. Engineered, designed, and manufactured to exacting standards for musicality and overall warmth, you can trust an Electro-Harmonix tube to deliver premium tone.
This is the Electro-Harmonix/New Sensor 5AR4 Tesla/JJ-Slovakia rectifier...
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Sale Price: $29.99
List Price: $37.20
+ Free Tech Support
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When you're looking for guitar amp tubes, we know you won't settle for anything but the best. That's why Sweetwater carries nothing but the finest guitar amp tubes available. If you have questions about any aspect of guitar amp tubes, don't hesitate to call. Our Sales Engineers are experts in all areas of guitar amp tubes and are always ready to help. And after the sale, our outstanding tech support department is here to answer your questions about guitar amp tubes. And most items at Sweetwater ship for free from our massive warehouse. When you need guitar amp tubes, call Sweetwater for the best service around.
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