JJ Standard

These tubes provide high gain without the usual noise and microphonic problems you would expect. This is great sound and value for your money.

Platinum Matched, selected tubes
This is the very latest edition of JJ / Tesla's EL34.
The sound is well balanced with tight bass response and great mids.

Platinum Matched, selected tubes
This is Tesla's original E34L.
The sound has sweet mids and a sparkly top end.

Platinum Matched, selected tubes
The great KT77 is back, reissued by JJ Tesla.

Platinum Matched, selected tubes
The new 6V6-S do clean with smooth clear high end. On the other end of the spectrum big fat bass notes that are well defined having a piano like quality are produced. Crank up the gain and you will get everything from a nice crunch to all out screaming musical distortion.

This JJ / Tesla 6L6 is a high quality option for both guitar and home audio amplifiers. It packs a lot of output and is a little less bright than the cheaper models of this type.

Tesla / JJ Tube JJ Red Label

Matched and Balanced Premium quality tube. MG (Medium Gain) ECC83 / 12AX7 tube, made by JJ Electronic. Recommended for achieving a smooth, realistic, detailed sound with much clarity.

A premium quality tube that replaces any 12AX7 / ECC83 type.

The JJ / Tesla ECC82 replaces 12AU7 types.

Smooth, velvet-like sound. Vintage-vibes galore, great upgrade for Fenders lacking that special kick.

Platinum Matched, selected tubes. The JJ EL 6550 is a very reliable tube with a large detailed sound. Highly recommended for Ampeg and others.

The JJ GZ34 / 5AR4 is another affordable replacement rectifier tube for both guitar and hi-fi amplifiers.

The JJ / Tesla ECC82 replaces 12AU7 types.

MG (Medium Gain) ECC83 / 12AX7 tube, made by JJ Electronic. Recommended for achieving a smooth, realistic, detailed sound with much clarity.

Beautiful medium gain dual-triode preamp tube. Very low microphonics and a linear response are thrilling audiophiles and vintage tube amp users alike. Selected, matched version.

Matched and Balanced Premium quality tube. Beam Pentode.

Platinum Matched, selected tubes. The JJ EL 844 has nice mids, sparkling highs and solid bottom end characterize this tube. Reduced output and earlier breakup compared to a JJ EL84 tube. Drop-in replacement for most cathode and fixed biased EL84 amps.

Platinum Matched, selected tubes
The JJ 7591-S is a high quality option for both guitar and home audio amps. It's loaded with warm tone and is physically very similar to NOS 7591 tubes so installation is a breeze.

Selected tubes for low noise and low microphonics. Balanced, matched triodes. The JJ 5751 is a drop-in replacement for any 12AX7 / ECC83 tube. It is a dependable, high mu double triode with reduced gain and clearer, more articulated tone than a higher gain ECC83. Full and chimey mids, a tight bottom end and greatly reduced hum and noise characterize this tube. Highly recommended.

Selected, high grade tube. The JJ / Tesla ECC832 can be used in place of any 12DW7 or 7247 tube. It's an excellent option for old Ampeg amps.

A premium quality matched & balanced tube
A. F. twin triode with separate cathodes, non microphonic. Noval base.

Matched and Balanced Premium quality tube. Developed as a driver tube for 300B, ECC99 delivers excellent sonic on its own with very strong drive capability. It can be used in place of 12BH7 and 12AU7.

Matched and Balanced Premium quality tube. Pentode intended for use as audiofrequency amplifier. High quality audio upgrade to an EF86. Noval base.