The Keeley Tube Drive is a powerful dual-overdrive pedal that packs two distinct voices into one rugged, great-looking enclosure. On one side, a genuine high-voltage vacuum tube overdrive. On the other, our legendary Phat Mod. A simple foot gesture can switch effect order, Select between true-bypass or our renowned silent buffered switching, all on the fly. Dial in everything from warm, touch-sensitive tube grit to uber-thick, stacked overdrive tones. At the center of every pedal is a premium Keeley-branded 12AX7 tube, carefully burned-in, fully tested, and proudly displayed behind a custom tube shield. Built from start to finish in our Oklahoma City headquarters, this is a pedal you’ll be proudto place at the heart of your rig. Delivering real tube warmth, modern flexibility, and uncompromising Keeley quality, the Tube Drive is a pedal that tone enthusiasts will absolutely love.

SPECS

Pedal Type: Dual-channel Drive/Distortion + High-Voltage Tube Preamp

Channels: 2 Independent (Drive/Distortion + 12AX7-style Tube Preamp)

Tube: 1 x 12AX7-style (high-voltage operation at ~160V for authentic tube performance) Approx 100V to plate

Controls:

- Drive Channel: Level, Drive, Tone

- Tube Channel: Level, Gain, Tone

- 2 x Footswitches (Channel engage + long-press functions)

Bypass Switching: Switchable True Bypass / Buffered (via long-press footswitch)

FX Order Switching: Drive → Tube or Tube → Drive (via long-press footswitch)

Inputs: 1 x 1/4" Mono

Outputs: 1 x 1/4" Mono

Other I/O: 1 x 1/4" TRS Remote (T=Tube, R=Drive)

Input Impedance: 500 kΩ (both channels)

Output Impedance: 560 Ω (Drive), ~7 kΩ (Tube Preamp)

Power Source: 9V DC center-negative power supply (sold separately)

Current Draw: 500 mA

Included Accessories: Tube-removal tool, tube shield, tube grommet

True Bypass: Yes (switchable)