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Marshall JCM800 2203 amplifier

Marshall JCM800 2203

Looking for great sounding valves for Marshall JCM800 2203 amplifier? Great – you’ve come to the right place.

Valves for Marshall JCM800 2203 amplifier.

The Marshall JCM800 2203 amplifier uses:

  • 2 x ECC83 preamp valves (also known as 12AX7).
  • 1 x Balanced ECC83 for the phase inverter in position V3.
  • 4 x EL34 matched power valves/power tubes.

Order your valves below and hear the difference.

Bring back the power, tone and sparkle to your guitar amplifier. Treat yourself, and your amp, to a brand new set of valves today. 

  • All of our valve kits are carefully picked, fully tested, digitally balanced and matched before despatch.
  • These Selected Premium Grade valves deliver superior tone, power and performance across the range.
  • Fast delivery options. Tracked and fully insured so you can order with total confidence.
  • We have 30 years experience so you are in safe hands.
  • We ship internationally every single day.

Replace the Valves for Marshall JCM800 2203 amplifier.

If you’ve got any questions about replacing the valves for Marshall JCM800 2203 please drop us an email. One of the team will get straight back to you.

We have over 30 years of experience so we are always happy to help.

If you haven’t changed your valves before, please take a look at our very helpful FAQ section.

Here we answer most questions as well as providing loads of useful hints and tips.

About the Marshall JCM800 2203 amp:

This JCM800 re-issue, 2203 model (’81-’84), is one of the most highly respected 100 Watt Marshall® heads. Originally evolving from the ‘Plexi’ head, the JCM800 was one of our first amplifiers to feature a Master Volume control.

The JCM800 2203 remains the essence of simplicity. It has one channel with no Reverb. Its purist-pleasing front panel and distinctive roar set the standard by which all other rock amps were judged. And it is still produced because of continued artist use, and of course by popular demand.

The only modern addition made to the JCM800 2203 is a tonally transparent Series FX Loop.

The Marshall JCM800 2203X Vintage Series 100W Tube Head is the original amp behind Eddie’s famous “brown sound” from the 1981 to 1990 era. It’s still backing some of rock’s greatest including Zakk Wylde and Kerry King. Three ECC83s and four EL34s pump out 100W of that inimitable Marshall overdrive.

Features:

  • Inputs: 2 x 2.
  • Output: 100W (RMS).
  • Tubes: 3 x ECC83 and 4 x matched EL34.
  • Dimensions: 750W x 315H x 210D.

Click here to view the schematic for the Marshall JCM800 2203 amplifier.

Tubes for sale for Marshall JCM800 2203 amplifiers

Order your new tubes today and get your amp sounding better than ever.

Simply choose the complete replacement valve kit or the seperate valves for your amplifier below:
Why buy your new valves from Ampvalves?
all valves tested and digitally matched
  • Amazing Quality - All our valves have been tested to the highest possible standard using the best testing equipment on the market.
  • 100% Guarantee - All of our valves are fully guaranteed for complete peace of mind.
  • Soak Testing - All of our valves are soak-tested for 30 minutes to reduce failures after fitting.
  • Rated 5 Stars on Trustpilot
  • Awesome Tone - You'll hear the difference. A new set of tubes will get your amp sounding and performing like new.
  • Stunning Price - Our individual Valves and complete Amp Kits are competitively priced to ensure you get great value.
  • Superb Customer Service - We are always at the end of the phone to answer any questions you may have. We are all guitarists here and treat every customer as we would like to be treated.
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Stuart ukguitarampguy profile picture
Stuart ukguitarampguy
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I'm a Berkshire based amp tech and have fitted literally hundreds of valves sold by Ampvalves. Always reliable and I get a personal servivce too if I have any queries. Very good company in my view.
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Isabelle Worthington profile picture
Isabelle Worthington
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Great service , friendly and helpful very knowledgeable. Thank you so much amp now working as it should.
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Anthony White profile picture
Anthony White
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Absolutely brilliant service from Ampvalves.co.uk I will not hesitate to use this excellent company again. Easy website to navigate, with valves arriving well packaged and on time. Ampvalves provide a service I've not experienced for years. Try them. You wont be disappointed.
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Steve profile picture
Steve
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New valves arrived today from Ampvalves. Awesome. I loved the sound of my Victory V40 when I bought it new - and now it's even better. Great valves and superb customer service. Highly recommended.
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Alex Fischer profile picture
Alex Fischer
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I recently purchased a replacement tube set for my Line 6 DT25 Head amp from Ampvalves. The website is very user-friendly and makes it easy to find the perfect tube set for your amp. Due to an error by the parcel service, my shipment did not find its way to me. After contacting the support, I was helped immediately and competently. The quality of service was truly exceptional and exceeded my expectations. A special thanks to Barry Tyler. Hey Barry, you did a very good job. The tube set arrived afterwards in excellent condition, exactly as described on the website. The quality is remarkable. It’s well worth the money for their high-quality tubes. I highly recommend the tubes from Ampvalves. Also, my amp gives grateful feedback with a wonderful fresh sound. Alex from Switzerland
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Max Bevan profile picture
Max Bevan
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Will never buy valves anywhere else. Incredibly well set up website to find the correct tubes. Very well priced and very quick delivery. Will be recommending to everyone! Thank you!
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David Dawkins profile picture
David Dawkins
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Amazingly helpful, truly above and beyond with their customer experience. I was pretty stuck, through my own fault, and still they went the extra mile to get me back up and running. Thank you so much.
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kev herbert profile picture
kev herbert
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Cant fault them extremely helpful & prompt with delivery.
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Steven Wilson profile picture
Steven Wilson
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Excellent place to grab your amp valves. Great choice of valves, amazing customer service and prompt responses to queries via email. I was unsure of the best valves to use for my amp and sound, they gave me great advice. When I ordered the valves I used the wrong delivery option and they even sorted that out for me. Highly recommended.
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