Our 5AR4 Rectifier Tubes have an excellent & reliable response with a strong, dynamic response sound. This is a great replacement for GZ34 & 5AR4 tubes.

NOS RCA 5AR4/GZ34 Rectifier Tube-Large Glass USA Made. Checked and it works-Although due to the nature of tubes I cannot accept returns. Reverb has your back if your item is lost, damaged, or doesn't match its description. Simply report any issues within 7 days and we'll help you get a full refund. Learn more about Reverb Buyer Protection.

Mullard GZ34 5AR4 UK Made! - Probably the most renowned 5AR4 rectifier tube, the mullard really makes a difference in your hifi or guitar amp sound! These are used but test at NOS levels, various brandings available, but made by Mullard! Supplied in white boxes- tube printing etc will be different from picture shown. $

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Tube 5AR4 or Röhre 5AR4 ID3811, Full-Wave Vacuum Rectifier, Octal (Int.Octal, IO) K8A, USA 1935 and Power-supply shown. Radio tubes are valves.

NOS New In Box RCA GZ34 / 5AR4 "Fat Bottle" rectifier tube. Tested on a sencore mu150 with one side reading 106%, and the second side at 107%. The tube will be well packed for shipping.

Used RCA PHAT bottle 5AR4 / GZ34 rectifier tube. Excellent condition! Test great on my TV7 tester and in my Tweed Deluxe. Far superior tube than any of the scuzzy rectifiers being made today! Free domestic shipping, foreigners pay $10. I …

Mullard 5ar4 / GZ34 Tube. You are look at my 5ar4 tube. This is a Mullard tube made and labeled for RCA. Gray plates, top round getter. It has a date code of - ET - May 1974. The labeling is also correct.

Offered is a pair of NOS 5AR4/GZ34 Full-Wave Rectifier Tubes by RCA. They are made in Great Britain. The tubes each test good, with NOS readings on the Jackson dynamic tester and they show no shorts or inter-element leakage. Each tube has copper plates and top halo getters with excellent silver getter flashing.

The 5AR4. The 5AR4 is one of the most iconic rectifier tubes, with a legendary reputation for its soft start and NOS tube longevity often far beyond expectation. These are a few of the Mullard examples, with the first being the metal base made in Holland tube.