1-800-RFPARTS (1-800-737-2787) 1-760—744-0700 (USA – International) ORDERS: rfp@rfparts.com 435 S PACIFIC ST SAN MARCOS, CA 92078

3-500ZGMP-TA Transmitting Tube, Matched Pair, Taylor

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3-500ZGMP Taylor Tubes Brand Premium Grade Transmitting Tube, Matched Pair 

Includes a 3 year warranty from RF Parts Company! 

NOTE: For Export purchases, additional shipping / handling charges may apply.

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The most rugged version of the 3-500Z tube available. All Tubes are Lab Tested by RF Parts Company. 

The "RFP & Taylor Tubes" are the best quality graphite anode tube in the Eimac format. Virtually an exact copy of the Eimac 3-500ZG in both mechanical and electrical characteristics. "RFP & Taylor Tubes" 3-500ZG easily represent the best value for the price, warranty included.

All Tubes receive 100% RF Parts Testing.

3 Year Transmitter Tube Warranty from RF Parts Company.

Type NumberFilamentµMaximum RatingsTypical OperationMax. Freq. for Full Ratings
VoltsAmpsPlate Diss. kWPg. WEb, kVIb, AEb, kVIb, IAPo, kWGain dB
5.0 14.6 130 0.5 20 4.0 0.4 3.0 0.4 0.74 14.0 110


  • The "RF Parts - RFP" and "Taylor Tubes" 3-500ZG tubes are new production - Heavy Duty Graphite Anode version of the 3-500Z.
  • They are directly interchangeable with the original 3-500Z.   "PLUG AND PLAY".  
  • 100% Tested and "BURNED IN" at the RF Parts Company Facility in SAN MARCOS, CALIFORNIA. 
  • The "RF Parts - RFP" and "Taylor Tubes reliability is excellent, failure rate has been less than 1% during the 3 Year Warranty period. 
  • All Warranties are handled directly by RF Parts Company. For additional warranty details, please go to our customer service section on our website.  For additional information you may call our customer service department at 760-744-0700 x 310 
  • All 3-500ZG tubes are shipped by either: UPS, FEDEX, or USPS.  They are packed with foam in a factory box and are shipped in an additional box and insured to guarantee save arrival. 

Additional Information

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