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Marshall ST20H Studio JTM 20w Amp Head
100% Genuine AU Stock
StarTrack Express Insured
30-Day Returns (eligible items)
Marshall · SKU: marshall-st20h-studio-jtm-20w-amp-headIn Stock (Melb Warehouse)

Get Big, Inspiring Tone From the Marshall ST20H Studio JTM 20w Amp Head – 20 W

$1,756.00 AUD(inc. 10% GST)
Pay with Crypto (10% Off):$1,580.40 AUD
Or 4 fortnightly payments of $439.00 interest-free with Pay in 4.
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Fast DispatchOrders placed before 2:00 PM AEST on business days are normally dispatched the same day via StarTrack Express, signature required.

The Marshall ST20H Studio JTM 20w Amp Head is an amplifier built to help you get the tone you hear in your head — supplied as genuine Australian stock with local warranty. The unrivalled number one is here, just smaller.

Why You’ll Love It

  • Get the tone you hear in your head — reproducing the legendary, warm and smooth tones of the original Marshall JTM, the Studio JTM packs a punch.
  • Play at the right volume — swap between 20W and 5W at the flick of a switch and let the era-defining sound of the JTM steal the show…
  • Shape your sound easily — make sure to pair the ST20H with one of our Studio cabinets for a small but perfectly formed Marshall rig.
  • Built for gigs and practice — from its legendary warm and smooth tone to blending the voices for a combination of crunch and clean, the ST20H brings the…

Key Features

Design & Materials

COMPACT WITHOUT COMPROMISE Accurately recreating the iconic look seen across thousands of stages over the years, the ST20H has the power of a classic Marshall amp in a new, more…

Performance Specs

  • Swap between 20W and 5W at the flick of a switch and let the era-defining sound of the JTM steal the show, whether it's…
  • From its legendary warm and smooth tone to blending the voices for a combination of crunch and clean, the ST20H brings the outstanding sound…
  • The 5W mode allows playing at a lower wattage without compromising on tone
  • 20 W

What’s Included

The Marshall ST20H Studio JTM 20w Amp Head as listed in the product name, with the manufacturer’s standard accessories. Ask our team if you need the exact box contents before ordering.

Perfect For

  • Gigging guitarists and bassists
  • Home and studio players
  • Students and teachers

How It Stands Out

Power, speakers and channels are listed so you can match it to the rooms you play. Unlike grey imports, every amplifier we sell is genuine Australian stock with the official local manufacturer’s warranty, priced in AUD including GST. It is in stock at our Melbourne warehouse.

Frequently Asked Questions

Is it loud enough for gigs?

See the wattage and speaker details in Performance Specs.

Can I use headphones?

If a headphone output is listed in the specs, yes.

Is the Marshall ST20H Studio JTM 20w Amp Head genuine Australian stock?

Yes. Every product is 100% genuine Australian stock with the official local manufacturer’s warranty.

How long does delivery take?

This item is in stock at our Melbourne warehouse and ships with StarTrack Express — free on orders over $500 AUD.