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Ruby Tubes

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Fender Tube Kits Marshall Tube Kits Vox Tube Kits Peavey Tube Kits Orange Tube Kits Mesa Tube Kits Blackstar Tube Kits Two Rock Tube Kits Friedman Tube Kits EVH Tube Kits
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12AX7 / ECC83 / 7025The 12AX7 is the most popular pre-amp tube, delivering a rich tone 12AT7 / ECC81A dual triode tube with higher gain and transconductance than the 12AX7, often used... 12AU7 / ECC82A low-gain dual triode used in hi-fi audio and tube buffers. It offers clean... 12AY7 / 6072A medium-gain dual triode that’s smoother and quieter than the 12AX7. Popular in vintage... 12BH7A medium-gain dual triode with more current handling than the 12AU7. Found in hi-fi... 12DW7 / ECC832A hybrid dual triode with one half like a 12AX7 and the other like... ECC88 / E88CC / 6922 / 6DJ8A high-frequency, low-noise dual triode popular in hi-fi gear and headphone amps. Known for... EF86 / 6267A sharp-cutoff pentode preamp tube used in high-end audio and classic Vox amps. It...
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6L6 / 7027 / 5881The 6L6 tube is a beam-power vacuum tube commonly used in audio amplifiers and... EL84 / 6BQ5 / 7189A small power pentode with chimey highs and early breakup. Signature tone of Vox... 6V6The 6V6 is a staple in classic Fender amplifiers (like the Fender Champ or... EL34 / E34LA classic British power pentode known for aggressive mids and dynamic response. Widely used... 6550The 6550 is a high-power beam tetrode vacuum tube, known for its strong clean... KT88A large beam tetrode with high headroom, tight bass, and extended highs. Found in... KT66A British beam tetrode similar to the 6L6 but with a rounder, more complex... 300B300B is prized for its ability to produce musically accurate, highly expressive sound, making... KT77A British beam tetrode that drops straight into EL34 sockets. Tighter lows and more...
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5AR4 / GZ34A slow-start rectifier with low voltage drop, providing smooth power-up and solid voltage regulation.... 5Y3A vintage-style rectifier with noticeable voltage sag, contributing to a spongy, touch-sensitive feel. Common... 5U4A full-wave rectifier with higher current capacity but more voltage drop than the 5AR4.... EZ81 / 6CA4A compact full-wave rectifier with moderate current handling. Often used in lower-wattage British amps...
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GuitarsOur top of the line collection of premium guitars Used GearDiscover great deals in our Used Gear Collection—featuring amps, guitars, and other premium equipment... Guitar PedalsYour tone is your fingerprint. Whether you’re looking for a reverb that sounds like... Ruby AmpsOur collection of completed luxury custom amplifiers CabinetsHouse and project the sound produced by your amplifier ChassisComplete and incomplete chassis and kits
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PotentiometersHere you will find a variety of Potentiometers from all brands including: Peavey, Fender,... Connectors & JacksFinish up your build with adapters, jacks, and connectors. Pilot Light JewelsMany of Fender’s Pure Vintage parts are crafted where possible on the same tooling... PipingPremium Amp Piping TransformersTransformers are essential for the amp’s operation, helping deliver the right power levels and... Guitar Amp HandlesLeather, polymer, and more, to help carry your prized amplifier Digital Reverb ModulesOur RUBY digital reverb module uses advanced signal-processing algorithms to simulate the acoustic characteristics... Cables / WiresOur collection of instrument, microphone, and power cables, plus hookup wire.
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Tube SocketsShop our wide variety of sockets and tube retainers for your amplifier Ceramic Tube SocketsTube sockets... but ceramic KnobsAuthentic and replacement amp knobs for Fender, Marshall, Peavey and more CapacitorsShop our collection of various Capacitors, Transistors, and Resistors we have to offer! HardwareNuts, Bolts, Dials, and More SwitchesFind all your Switches for your Guitar Amp here. FusesQuality American Made Fuses CAIGCAIG LABORATORIES, INC. CAIG CHEMICALS CAIG Laboratories offers an extensive array of cleaners, lubricants,... Record StylusPrecision crafted replacement stylus tips for vinyl record players
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Mesa Boogie Fillmore 50 - Ruby Reverb Tank - RRVL2AB1A1BV4 $20.00 Fender Amps from 1963-1990 - Ruby Reverb Tank - RRVL2AB1C1BV4 $40.00 Peavey/Fender Amps - Ruby Reverb Tank - RRVL2EB2C1B $40.00 Mesa Boogie Amps - Ruby Reverb Tank - RRVL3AB2A1BV3 $25.00 Most Common Amps - Ruby Reverb Tank - RRVL3AB1C1B $40.00 Most Common Amps - Ruby Reverb Tank - RRVL3AB2C1B $40.00 Fender Blues Jr. - Ruby Reverb Tank - RRVS3EB2C1B $18.00 Most Common Fender Amps - Ruby Reverb Tank - RRVL3FB1C1D $25.00 Most Common Amps (Short) - Ruby Reverb Tank - RRVS2AB2C1B $20.00 PRS, SUPRO, EVH, Pevey, Fender Amps - Ruby Reverb Tank - RRVS2EB2C1B $30.00
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Original Fender Tweed Cloth Covering 66'' $39.00 Tweed VINYL Covering 54'' $20.00 Charcoal Tweed Vorea Vinyl 54" $19.50 Oyster Tweed Vorea Vinyl 54" $14.00 Old Style Fender Teal Bronco Tolex 54" $25.00 Old Style Fender White Bronco Tolex 54" $25.00 Red 54" Wide Tolex for Marshalls & More $19.00 Old Style Fender Black Bronco Tolex 54" $18.00 Snakeskin Tolex 54" Wide For Soldano and Others $20.00 Orange Knit Panama 54" Wide Tolex $17.00
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Tone Tubby Jensen Peavey / Black Widow Electro Harmonix
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Tubes
Ruby Amps
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Fender Tube Kits Marshall Tube Kits Vox Tube Kits Peavey Tube Kits Orange Tube Kits Mesa Tube Kits Blackstar Tube Kits Two Rock Tube Kits Friedman Tube Kits EVH Tube Kits
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12AX7 / ECC83 / 7025 12AT7 / ECC81 12AU7 / ECC82 12AY7 / 6072 12BH7 12DW7 / ECC832 ECC88 / E88CC / 6922 / 6DJ8 EF86 / 6267
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6L6 / 7027 / 5881 EL84 / 6BQ5 / 7189 6V6 EL34 / E34L 6550 KT88 KT66 300B KT77
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5AR4 / GZ34 5Y3 5U4 EZ81 / 6CA4
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Guitars Used Gear Guitar Pedals Ruby Amps Cabinets Chassis
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Potentiometers Connectors & Jacks Pilot Light Jewels Piping Transformers Guitar Amp Handles Digital Reverb Modules Cables / Wires
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Tube Sockets Ceramic Tube Sockets Knobs Capacitors Hardware Switches Fuses CAIG Record Stylus
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Mesa Boogie Fillmore 50 - Ruby Reverb Tank - RRVL2AB1A1BV4 Fender Amps from 1963-1990 - Ruby Reverb Tank - RRVL2AB1C1BV4 Peavey/Fender Amps - Ruby Reverb Tank - RRVL2EB2C1B Mesa Boogie Amps - Ruby Reverb Tank - RRVL3AB2A1BV3 Most Common Amps - Ruby Reverb Tank - RRVL3AB1C1B Most Common Amps - Ruby Reverb Tank - RRVL3AB2C1B Fender Blues Jr. - Ruby Reverb Tank - RRVS3EB2C1B Most Common Fender Amps - Ruby Reverb Tank - RRVL3FB1C1D Most Common Amps (Short) - Ruby Reverb Tank - RRVS2AB2C1B PRS, SUPRO, EVH, Pevey, Fender Amps - Ruby Reverb Tank - RRVS2EB2C1B
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Original Fender Tweed Cloth Covering 66'' Tweed VINYL Covering 54'' Charcoal Tweed Vorea Vinyl 54" Oyster Tweed Vorea Vinyl 54" Old Style Fender Teal Bronco Tolex 54" Old Style Fender White Bronco Tolex 54" Red 54" Wide Tolex for Marshalls & More Old Style Fender Black Bronco Tolex 54" Snakeskin Tolex 54" Wide For Soldano and Others Orange Knit Panama 54" Wide Tolex
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Tone Tubby Jensen Peavey / Black Widow Electro Harmonix
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Tube Kits
Shop tube kits to upgrade your amp!
Power Tubes
Premium tubes built for high performance, reliability, and tone.
Preamp Tubes
High-quality tubes for rich tone, clarity, and smooth gain.
Rectifier Tubes
Reliable tubes for smooth, consistent power delivery.
NOS Tubes
Genuine NOS tubes for vintage tone, unmatched quality, and lasting performance.
ruby amps
Complete RUBY Amps delivering powerful, high-quality sound for guitar and audio applications.
cabinets
Amplifier cabinets designed to project rich, full guitar tones.
Chassis
Chassis built to securely house amp components with durable, precision construction.
DIY Kits
Do it yourself kit for custom amp builds with all essential mounting components.
Used Gear
Pre-loved gear with plenty of soul, legendary circuits, and the reliability to back it up.
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RUBY Tubes Ruby KT66C Power Vacuum Tube

Sale priceFrom $48.98

1…44 4546

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About Ruby Tubes

Our full line of premium tested vacuum tubes are the best in the industry. Serious musicians know the tone is in the tubes, and RUBY Tubes deliver.

We are located in the USA (California) and all items ship from this location. International customers should expect importing fees on orders.