The EL34CZ-2 Power Vacuum Tubes from Ruby Tubes come as a perfectly matched pair!

JJ modified EL34 with great tone and lots of power. Very dependable. Bold bass, thick mid-range. Good high-end, not too bright. Great for the classic rock n’ roll sound.

All RUBY Tubes come already Matched with a 6 Month Warranty There is no extra charge for this service. Our Magic Parts matching process is very exact and our tubes are matched within +/- 1 mA (mille amp) of each other.

Power up your classic rock with the Ruby Tubes EL34CZ-2 power vacuum amp tube!