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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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  • New Matched Quad Electro-Harmonix 6CA4 EZ81 Vacuum Tubes

    New Matched Quad (4) Electro-Harmonix 6CA4 / EZ81 Vacuum Tubes

    Electro-Harmonix

    $128.15
    New Matched Quad of Electro-Harmonix 6CA4 / EZ81 Vacuum Tubes The most reliable and best sounding small rectifier on the market. The 6CA4, 6CA4A and EZ81 are all the same tubes / compatible. An excellent choice for 18 Watt Marshalls in particular, as...
    $128.15
    Qty in Cart: 0
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    $128.15
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  • New Matched Pair Electro-Harmonix 6CA4 EZ81 Vacuum Tubes

    New Matched Pair (2) Electro-Harmonix 6CA4 / EZ81 Vacuum Tubes

    Electro-Harmonix

    $63.81
    New Matched Pair of Electro-Harmonix 6CA4 / EZ81 Vacuum Tubes The most reliable and best sounding small rectifier on the market. The 6CA4, 6CA4A and EZ81 are all the same tubes / compatible. An excellent choice for 18 Watt Marshalls in particular, as...
    $63.81
    Qty in Cart: 0
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    Price:
    $63.81
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  • New Electro-Harmonix 6CA4 EZ81 Vacuum Tube

    New Electro-Harmonix 6CA4 / EZ81 Vacuum Tube

    Electro-Harmonix

    $31.64
    New Electro-Harmonix 6CA4 / EZ81 Vacuum Tube The most reliable and best sounding small rectifier on the market. The 6CA4, 6CA4A and EZ81 are all the same tubes / compatible. An excellent choice for 18 Watt Marshalls in particular, as well as for hi-fi...
    $31.64
    Qty in Cart: 0
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    Price:
    $31.64
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  • Tests NOS Mullard Great Britain 6V4 [EZ80] Black Plate [] Get Tube

    Tests NOS Mullard Great Britain 6V4 [EZ80] Black Plate [] Get Tube

    Mullard

    $29.65
    ATTENTION INTERNATIONAL BUYERS - Please Read Our Shipping Terns, Standard Shipping can take up to 3 MONTHS  Tube Type / Number: 6V4 [EZ80]Actual Brand*: MullardPrinted Brand: IllegibleQuantity: 1 Piece-SingleMatching Date Codes? NoPlate...
    $29.65
    Qty in Cart: 0
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    $29.65
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  • True NOS NIB Date Matched Pair Lindal USA EZ80 / 6V4 Grey Plate O Get Tubes

    True NOS NIB Date Matched Pair Lindal USA EZ80 / 6V4 Grey Plate O Get Tubes

    Lindal

    $54.40
    ATTENTION INTERNATIONAL BUYERS - Please Read Our Shipping Terns, Standard Shipping can take up to 3 MONTHS  Tube Type / Number: EZ80/6V4Actual Brand*: LindalPrinted Brand: Lindal TubeQuantity: 2 Pieces-Matched PairMatching Date Codes? YesPlate...
    $54.40
    Qty in Cart: 0
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    $54.40
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  • Tests NOS Date Matched Pair Amperex Holland EZ80/6V4 RARE D GETTER Tubes

    Tests NOS Date Matched Pair Amperex Holland EZ80/6V4 RARE D GETTER Tubes

    Amperex

    $247.45
    ATTENTION INTERNATIONAL BUYERS - Please Read Our Shipping Terns, Standard Shipping can take up to 3 MONTHS  Tube Type / Number: EZ80/6V4Actual Brand*: AmperexPrinted Brand: Amperex Bugle BoyQuantity: 2 Pieces-Matched PairMatching Date Codes?...
    $247.45
    Qty in Cart: 0
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    $247.45
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  • Tests NOS Matched Pair Amperex France 6V4/EZ80 Grey Plate O Get Tubes

    Tests NOS Matched Pair Amperex France 6V4/EZ80 Grey Plate O Get Tubes

    Amperex

    $79.15
    ATTENTION INTERNATIONAL BUYERS - Please Read Our Shipping Terns, Standard Shipping can take up to 3 MONTHS  Tube Type / Number: 6V4/EZ80Actual Brand*: AmperexPrinted Brand: Amperex Bugle Boy & GEQuantity: 2 Pieces-Matched PairMatching Date Codes?...
    $79.15
    Qty in Cart: 0
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    $79.15
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  • JJ Electronic Matched Quad (4) EZ81 / 6CA4 / 6CA4A Rectifier Vacuum Tubes New

    New Matched Quad (4) JJ EZ81 / 6CA4 Rectifier Vacuum Tubes

    JJ Electronic

    $120.23
    New Matched Quad of JJ EZ81 / 6CA4 Rectifier Vacuum Tubes JJ is an undisputed leader in modern vacuum tube manufacturing, and for good reason. Among rectifier tubes, their 6CA4 (EZ81) is an industry favorite, as it provides consistent performance along...
    $120.23
    Qty in Cart: 0
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    $120.23
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  • JJ Electronic Matched Pair (2) EZ81 / 6CA4 / 6CA4A Rectifier Vacuum Tubes New

    New Matched Pair (2) JJ EZ81 / 6CA4 Rectifier Vacuum Tubes

    JJ Electronic

    $60.31
    New Matched Pair of JJ EZ81 / 6CA4 Rectifier Vacuum Tubes JJ is an undisputed leader in modern vacuum tube manufacturing, and for good reason. Among rectifier tubes, their 6CA4 (EZ81) is an industry favorite, as it provides consistent performance along...
    $60.31
    Qty in Cart: 0
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    $60.31
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  • Brand New JJ Electronic EZ81 / 6CA4 / 6CA4A Rectifier Vacuum Tube

    New JJ EZ81 / 6CA4 Rectifier Vacuum Tube

    JJ Electronic

    $30.35
    New JJ EZ81 / 6CA4 Rectifier Vacuum Tube JJ is an undisputed leader in modern vacuum tube manufacturing, and for good reason. Among rectifier tubes, their 6CA4 (EZ81) is an industry favorite, as it provides consistent performance along with great build...
    $30.35
    Qty in Cart: 0
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    $30.35
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