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6L6 Tube List

Since There So Many Versions Of The 6L6

Tube, This List Is Divided Into Each Version

FOR AN INEXPENSIVE EXCELLENT QUALITY ALTERNATIVE TO ANY 6L6 TUBE CLICK HERE!!


6L6GC

The 6L6GC is the latest version of the 6L6 tube.   This version has a 30 watt plate dissipation, 500V plate rating and 450V 5watt screen rating.  If your amplifier calls for this tube, you probably CANNOT use some of the earlier 6L6 tubes as they are not rated this high. CHECK YOUR AMP'S VOLTAGES!   BE CAREFUL!

Type

Description Price Each
6L6GC RCA Black Plate New Original Or White Box $179
6L6GC RCA Black Plate Used Tested Good In White Box $99
6L6GC Sylvania New Original Box $75
6L6GC RCA branded made by Sylvania $75
6L6GC GE New Original Box $75
6L6GC Lindal Brand Made By GE New Original Box $75
6L6GC DuMont Made By Sylvania New Original Box $75
6L6GC Westinghouse Gold/Black Box Made By Sylvania New Original Box $75
6L6GC Westinghouse older blue/orange boxes, tubes made by GE $75
6L6GC Misc Used USA Branded Tubes Used Tested Good $35
     

Type KT-66/7581 Tubes

The 7581/A tube is an industrial strength version of the 6L6GC which is also said to be the American equivalent to the British KT-66.  The ratings 7581 are roughly the same as the 6L6GC while the 7581A has higher ratings.   The 7581 has a plate voltage rating of 500 V--35 watts (5   watts more than the 6L6GC) and a screen rating of 450V--5 watts.  The Philips/ECG 6BG6 that we have were made from Philips/ECG (Sylvania) 7581A parts and have the same ratings as the 7581A.

Type

Description Price Each
7581A GE Early Version With Flesh Colored Base. New Original Box---Matched $125 ea
7581A GE Later Version With Black Base New Original Box $95
7581A RCA Brand Made By GE New White/Original Boxed $95
     

EL37

European version of the 6L6.  Some believe the best sounding.  Tall ST (coke bottle) shaped glass envelope.

Type

Description Price
EL37 Mullard Used Tested Good In White Boxes $100 ea
EL37 Mullard-New Original Boxes $175 ea
EL37 Amperex Brand but made by Mullard New Original Boxes $175 ea

5881/6L6WGB

This tube was first developed by TungSol for the US Military.  They are in short stubby glass envelopes.  There is no difference between the 6L6WGB or the 5881, they are the same tube.  The 5881 has a maximum plate rating of 360 volts at 23 watts and a maximum screen rating of 270 volts at 3 watts.   DO NOT USE IN AMPS CALLING FOR 6L6GC's.  They will likely melt down and damage your amp.

Type

Description Price
5881 Tung Sol Brand/Made New Original Boxed $65
5881 Tung Sol Used Tested Good $35
5881 Sylvania or other brand Mfg. by SylvaniaNew Original Boxed $40
5881 As above but Used Tested Good $25
5881 GE Made In Canada By Marconi New Original Boxed $40

 


6L6GB

These have a plate rating of 360 volts, 19 watts and a screen rating of 270 volts and 2.5 watts They are in straight sided envelopes like 6L6GC's.

Type

Description Price
6L6GB Various USA Brands New Original Boxed $45
6L6GB Various USA Brands Used Tested Good $25
6L6GB RCA Black Plate New $65
6L6GB RCA Black Plate Used $35

6L6GA

These are Small ST (Coke Bottle) Shaped Tubes.   They have the same ratings as the 6L6GB: plate rating 360 volts and 19 watts, screen 270 volts, 2.5 watts

 

Type

Description Approx Qty Avail Price
6L6GA Various USA Brands New Original Or White Boxed 20 $45
6L6GA Various USA Brands Used Tested Good, White Boxed 35 $25
       

6L6G

These Are Large ST (Coke Bottle) Shaped Tubes.   They have the same ratings as the 6L6GA/GB; 360 volts/19 watts plate and 270 volts/2.5 watts screen. 

Type

Description Price
6L6G RCA New Orig. Box $60
6L6G RCA Used Tested Good $35
6L6G Other USA Brand New Orig. Box $50
6L6G Other USA Brands Used Tested Good $25

5932/6L6WGA

These are mechanically ruggedized tubes with huge brown bases and straight sided glass.  They were produced only by Sylvania.   They have the same ratings as the 6L6GA/GB.

Type

Description Price
6L6WGA/5932 Sylvania Or Made By Sylvania New In Original Boxes $60
6L6WGA/5932 As Above Used Tested Good In White Boxes $35
     

6L6

This is the metal jacketed version of the 6L6 tube.   They have the same plate/screen ratings as the 6L6G/GA/GB.  The 1614 and 1622 are premium versions of the 6L6 that are rated for maximum output and longer life.

 

Type

Description Price
6L6 RCA New Original Box $30
6L6 Various US Brands New Original Box $25
6L6Y RCA With Low Loss Brown Micanol Base New Original/White   Box $35
6L6 Various USA Brands New Original Boxed $25
6L6 Various USA Brands Used Tested Good In White Boxes $15
6L6 6L6 Calibrated Using General Radio Vacuum Tube Bridge For Calibrating Tube Testers (used) $25
1614 New Orig Box $45
1622 New Orig Box $45