6CA4 - EZ81 - 6V4 -EZ80

6CA4 - EZ81 - 6V4 -EZ80

Shop our great selection of miniature rectifier tubes. 

The 6CA4 and EZ81 are equivalent and can be used interchangeably. 

The 6V4 and EZ80 are equivalent and can be used interchangeably.

With the 6CA4/EZ81 and 6V4/EZ80 are similar tubes, you can only substitute a 6CA4/EZ81 for a 6V4/EZ80 but not the other way around because the 6CA4 can handle higher plate voltage. 

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