Selling my HIWATT T40/20 MKIII Amp Head

I bought this amp in Jan 2026 from Motor City Guitars (via Reverb) who are an authorized Hiwatt dealer.

It came to me brand new in the factory box and is still essentialy brand new. It's only been played during rehearsal a dozen or so times and has been stored in a climate controlled practice space.

It's a great amp and has really high headroom - it's just a little too much for what I need.

Everything works and sounds as it should.

I will ship well packed in the same Hiwatt box that was used to send it to me.

Below is the official description from Hiwatt.

Feel free to shoot me a note if you have any questions.


T40/20 - Switchable 40W/20W Head
Hiwatt Tube Series Amplifiers are British Engineered to provide a Classic Hiwatt Clean + Overdrive Channels at a great price – based on the success of Hiwatt’s power-switching ‘Studio/Stage’ Amplifier.

This ‘Cathode Biased’ (aka Class A) amp provides the Guitarist with a ‘touch sensitive’ feel to the amps response. Half your power, to drive the Tubes harder, to obtain pure, natural Hiwatt Overdrive with less volume. On the 3 band EQ there is a push/pull ‘full tone shift’ feature. This amp has Dual Gain controls for the Normal and Overdrive channels, Real Spring Reverb footswitch capability for turning off and on the Reverb and switching channels (footswitch sold separately). Perfect as a pedal platform.

The Hiwatt T40/20 is versatile, durable, fun to play, reasonably priced and most importantly... Sounds Great.

Wattage: Switchable — 40W or 20W
Channels: Normal & Overdrive
Inputs: 1/4" Normal/Overdrive (Channel Selector); 3.5mm AUX Input; 1/4" Effects Loop Return; 1/4" Channel/Reverb Footswitch Input
Outputs: 1/4" Extension Speaker (8 ohm); 1/4" Effect Loop Send; 1/4" Line Output
Preamp Valves: 2 x ECC83 (12AX7),1 x ECC82 (12AU7)
Output Valves: 4 x EL84
Controls: Master Volume; Reverb Level; 3-Band EQ shared by both channels — Treble, Middle (Pull potentiometer for Tone Shift), Bass; Overdrive Gain; Normal Gain; Normal/Overdrive Channel Toggle; Standby — On/Off; Mains — On/Off
Built-in Effects Loop
Built-in True-Spring Reverb
Compatible with the FS201 Footswitch (available separately) for hands free channel switching and toggling True-Spring Reverb

This item is sold As-Described

This item is sold As-Described and cannot be returned unless it arrives in a condition different from how it was described or photographed. Items must be returned in original, as-shipped condition with all original packaging.Learn More.

Listed16 hours ago
ConditionExcellent (Used)
Excellent items are almost entirely free from blemishes and other visual defects and have been played or used with the utmost care.Learn more
Brand
Model
  • T40/20 2-Channel 40-Watt Guitar Amp Head
Finish
  • Black
Categories
Year
  • 2019 - Present
Made In
  • United Kingdom
Electronics
  • Tube
Color Family
  • Black
Reverb
  • Spring Reverb
Output Power (Watts)
  • 40

Product safety information may be available here.

The Basement

Moseley, VA, United States
Joined Reverb:2020

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