The Marshall JTM45 is one of the most influential guitar amplifiers ever produced, laying the foundation for the legendary "Marshall sound" that defined British rock music. Based on the earliest amplifiers built by Jim Marshall in the early 1960s, the JTM45 delivers warm, dynamic cleans, smooth overdrive and exceptional touch sensitivity that responds beautifully to your playing. The modern reissue faithfully captures the character of the original while offering the reliability expected from a contemporary hand-built Marshall amplifier. 

Powered by a pair of KT66 output valves and producing approximately 30 watts, the JTM45 bridges the gap between sparkling clean tones and rich valve saturation. It has become a favourite amongst blues, classic rock, country and session players who appreciate its organic dynamics and outstanding pedal compatibility. Whether paired with a traditional 4x12 cabinet or a more compact 2x12, the JTM45 remains one of the finest vintage-inspired valve amplifiers available.

This pre-owned 2011 Marshall JTM45 is presented in very good condition and benefits from a professional service carried out in 2026, offering additional peace of mind for its next owner.

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Condition Overview

Very Good Condition

This amplifier shows cosmetic signs of careful ownership consistent with its age but remains in very good overall condition.

Professionally tested by the Fair Deal Music team and serviced in 2026.

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What's Included?

✔ Marshall JTM45 Amplifier Head

✔ Marshall Amplifier Cover

✔ Mains Lead

✔ Fully Tested by Fair Deal Music

✘ No Footswitch

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Condition Notes

• Very good overall cosmetic condition

• Light signs of previous ownership

• Fully functional

• Professionally serviced in 2026

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Fair Deal Quality Control Assessment

Our team has thoroughly inspected and tested this Marshall JTM45 to ensure it is performing exactly as it should.

Checks completed include:

✔ Input stages tested

✔ Valve operation verified

✔ EQ controls checked

✔ Presence control tested

✔ Volume controls verified

✔ Speaker outputs inspected

✔ Overall amplifier performance confirmed

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Service / Setup Work

This amplifier has received the following work:

✔ Professionally serviced in 2026

✔ Fully tested

✔ Controls checked

✔ Valve operation inspected

✔ Speaker outputs verified

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Why Choose The Marshall JTM45?

The Original Marshall Sound

The JTM45 delivers the rich harmonic complexity and dynamic response that established Marshall's reputation, offering everything from warm cleans to smooth vintage overdrive simply by adjusting your guitar's volume control.

KT66 Valve Warmth

Unlike later EL34-powered Marshall amplifiers, the KT66 output valves produce a rounder low end, sweeter high frequencies and a more open, blues-inspired character.

Incredible Pedal Platform

The generous clean headroom and balanced EQ make the JTM45 an outstanding foundation for overdrive, fuzz, delay, modulation and reverb pedals.

Handwired Heritage

Marshall's JTM45 reissue follows the construction principles of the original amplifier, delivering authentic vintage tone alongside modern reliability.

Dynamic Playing Response

Few amplifiers respond to picking dynamics quite like the JTM45. Gentle playing produces articulate cleans, while digging in delivers natural valve compression and overdrive.

Recently Serviced

Having been professionally serviced in 2026, this amplifier is ready for many more years of reliable performance.

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Comparison Against Popular Alternatives

Marshall JTM45 vs Marshall 1959 Super Lead

The Super Lead offers significantly more power, greater headroom and aggressive rock tones, while the JTM45 delivers earlier breakup, warmer cleans and smoother overdrive.

Marshall JTM45 vs Marshall Bluesbreaker

Both share the same core circuit, but the Bluesbreaker combines the amplifier with an open-back 2x12 cabinet, whereas the JTM45 is a separate head for pairing with your preferred speaker cabinet.

Marshall JTM45 vs Fender Bassman

The original JTM45 was inspired by the Bassman circuit but evolved into a distinctly British voice with greater midrange character and a unique overdrive response.

Marshall JTM45 vs Marshall 1987X

The 1987X produces a brighter, more aggressive Plexi sound, while the JTM45 remains smoother, warmer and more compressed.

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Who Is It For?

Intermediate Players

An excellent amplifier for players exploring classic British valve tones.

Professional Players

Perfect for touring musicians, recording artists and anyone seeking one of the most iconic valve amplifier sounds ever produced.

Particularly Recommended For

• Blues

• Classic Rock

• Country

• Americana

• Indie

• Session Work

• Vintage-Inspired Pedalboards

• Studio Recording

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Why Choose A JTM45?

The JTM45 remains one of the most expressive valve amplifiers ever built because it reacts naturally to your playing style rather than relying on excessive preamp gain.

Benefits include:

• Rich harmonic overtones

• Smooth natural overdrive

• Outstanding pedal compatibility

• Excellent touch sensitivity

• Warm KT66 valve character

• Iconic British tone

Its ability to move effortlessly between clean and driven sounds has made it a favourite for generations of professional guitarists.

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Product Story / Context

Introduced in 1962, the original JTM45 marked the beginning of Marshall amplification and became the blueprint for decades of British guitar tone. The reissue series faithfully recreates this landmark design, preserving the warm KT66-powered character that influenced countless classic recordings. More than sixty years after its debut, the JTM45 continues to be regarded as one of the finest vintage-style valve amplifiers ever produced. 

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Associated Artists

The Marshall JTM45 and original JTM-era amplifiers have been associated with legendary players including:

• Eric Clapton (John Mayall & the Bluesbreakers era)

• Angus Young

• Gary Moore

• Joe Bonamassa

• Richie Blackmore (early career)

While many artists have used modified or period-original examples, the JTM45 remains synonymous with classic British blues and rock tones.

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Technical Specifications

Specification	Details
Model	Marshall JTM45
Year	2011
Type	Valve Guitar Amplifier Head
Power Output	Approx. 30 Watts
Output Valves	2 × KT66
Preamp Valves	3 × ECC83 (12AX7)
Rectifier	GZ34 Valve Rectifier
Channels	Normal & High Treble
Controls	Presence, Bass, Middle, Treble, Normal Volume, High Treble Volume
Speaker Outputs	4Ω, 8Ω and 16Ω
Effects Loop	No
Footswitchable	No
Condition	Very Good

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Power Requirements

• 230–240V AC mains operation

• Standard UK IEC mains lead (included)

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Pairs Perfectly With

• Marshall 1960AX or 1960BX cabinets

• Marshall 1936 2x12 cabinet

• Overdrive pedals

• Fuzz pedals

• Analogue delay

• Attenuator

• Premium speaker cables

• Selected pre-owned Gibson and Fender guitars

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Why Buy From Fair Deal Music?

Fair Deal Music is a family-run independent music retailer founded in 1987 and Birmingham's largest independent music store.

With over 6,000 Excellent 4.9-star Trustpilot reviews, knowledgeable musicians available by phone, online and in-store, fast UK delivery and secure online ordering, customers across the UK trust us for both new and pre-owned equipment.

Every pre-owned amplifier is thoroughly inspected and tested before sale, and this particular JTM45 has also been professionally serviced in 2026, giving you additional confidence in its performance and reliability. Whether you're searching for a studio workhorse, a gigging amp or an investment-worthy Marshall, our experienced team can help.

Looking for advice on choosing the right valve amplifier or matching the JTM45 with the ideal speaker cabinet? Our experienced team of musicians can help by phone, online or in-store.

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Frequently Asked Questions

Is this a handwired Marshall JTM45?

This is the standard Marshall JTM45 reissue from 2011, built to faithfully recreate the tone and performance of the original early-1960s amplifier.

Has this amplifier been serviced?

Yes. This amplifier was professionally serviced in 2026 and has also been fully tested by our team.

What type of music is the JTM45 best suited to?

It excels in blues, classic rock, country, Americana, indie and any style where dynamic valve response is important.

Does it work well with pedals?

Yes. The JTM45 is widely regarded as one of the finest pedal-platform amplifiers thanks to its warm clean tones and generous headroom.

Does it have an effects loop?

No. Like the original vintage design, the JTM45 does not feature an effects loop.

Does it include a footswitch?

No. A footswitch is not included because the amplifier does not require one.

Does it come with a protective cover?

Yes. This amplifier includes a Marshall amplifier cover.

Can I try it in-store?

Yes. You're welcome to visit our Birmingham showroom to experience this Marshall JTM45 and speak with our experienced team.