JJ 300B Matched Pairs & Quads

£293.00£585.00

Ultra-long life, high-quality construction and superior sonics with improved performance make the JJ 300B a top choice over other 300B valves. We accurately match each set in-house for anode current and provide our test results on a certificate in the box.

Made by JJ Electronic in Slovakia. Tested in-house.

180 day warranty.

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Are you ready to elevate your audio experience to unparalleled heights? Look no further, because we’ve got something truly special in store for you: JJ 300B valves, the ultimate game-changer in the world of sound!

Picture this: You’re nestled in your favorite listening spot, surrounded by the warmth and richness of your favorite tunes. Now, imagine taking that experience to a whole new level with the unmatched quality and precision of JJ 300B valves.

Let’s talk about what makes these valves truly exceptional. Crafted with passion and precision by the skilled artisans at JJ Electronic in Slovakia, each JJ 300B valve is a masterpiece of engineering, meticulously designed to deliver unparalleled clarity, depth, and richness to your music.

But it’s not just about craftsmanship — these valves pack a serious punch in performance. With their robust construction and superior materials, JJ 300B valves offer unmatched reliability and longevity, ensuring that your music sounds just as incredible today as it will for years to come.

And here’s the best part: When you choose JJ 300B valves, you’re not just investing in a piece of super valve technology — you’re investing in an experience. Whether you’re a seasoned audiophile or a casual music lover, these valves have the power to transform the way you listen to music, unlocking new depths and nuances in your favorite tracks that you never knew existed.

But don’t just take our word for it—experience the magic of JJ 300B valves for yourself! With our hassle-free ordering process and lightning-fast shipping, you’ll be enjoying crystal-clear, lifelike sound in no time.

So what are you waiting for? Take your audio experience to the next level with JJ 300B valves today. Your ears will thank you! 🎶✨

Usually, the ECC99 operates as the driver valve and we have them in stock.

Click here for the JJ 300B datasheet and a link to the ECC99 in our shop.

Includes a 180 day from receipt warranty (excluding user-caused mechanical damage) for peace of mind.

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Ouput Valve Options

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Valve Testing

All valves tested in-house at VTGA unless listed as “Factory Tested Only.”

We test our valves to the highest standards with 40+ years of industry expertise using vintage, state-of-the-art, and custom-built equipment. Valve Tube Guitar Amps guarantees the best possible reliability, quality, and tone with every valve we sell. You can’t buy a better valve. Each unit comes backed by our industry-leading 180 day warranty against manufacturers' defects.

Shipping Info

Shipments within the UK come by Royal Mail with 24 hour tracking (no deliveries on Sundays). We also offer international shipping. All orders securely packaged.

Safety

Please make sure your amp's bias is set correctly. If not, you could hamper your tone and even limit the life of the output valves. Also note that valve amps can retain high voltages even after being switched off. If you are not sure of fitting your valves, please seek the services of qualified personnel.

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