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  1. #1
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    Do I need to rewire a Helix 10 Gen 3

    I currently have a 999c on the front with a 2d transducer on the trolling motor. I bought an Ultrex 112 with Mega. I would like to try and find a used Helix 10 Gen 3 to upgrade the front of the boat and utilize the Mega on the Ultrex. I know I can use the wires from the Ultrex to the Helix my question is , can I use the power cables from the 999c? or do I need to swap them out?

  2. Member Wayne P.'s Avatar
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    #2
    The power cord is the same. The fuse size and wire capacity that the power cord is connected to may be inadequate.

    The Amp draw of the Helix 10 is 1.2A and the 999 is .78A

    Which built-in transducer does the Ultrex have?
    Wayne Purdum
    Charlottesville, Va.
    Helix 12 CHIRP MEGA+ SI G3N/G4N, Helix 15 CHIRP MEGA SI+ GPS G4N
    SOLIX 12 SI/G3, Helix 8 CHIRP MEGA SI+ G4N, Ultrex 80/LINK, MEGA360,
    MEGA LIVE, LIVE TL

  3. Member
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    #3
    Quote Originally Posted by Wayne P. View Post
    The power cord is the same. The fuse size and wire capacity that the power cord is connected to may be inadequate.

    The Amp draw of the Helix 10 is 1.2A and the 999 is .78A

    Which built-in transducer does the Ultrex have?
    Mega transducer

  4. Member Wayne P.'s Avatar
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    #4
    Quote Originally Posted by Crankin View Post
    Mega transducer
    Which one MEGA DI or MEGA SI?
    Wayne Purdum
    Charlottesville, Va.
    Helix 12 CHIRP MEGA+ SI G3N/G4N, Helix 15 CHIRP MEGA SI+ GPS G4N
    SOLIX 12 SI/G3, Helix 8 CHIRP MEGA SI+ G4N, Ultrex 80/LINK, MEGA360,
    MEGA LIVE, LIVE TL

  5. Member
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    #5
    Quote Originally Posted by Wayne P. View Post
    Which one MEGA DI or MEGA SI?
    DI I believe

  6. Member
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    #6
    Quote Originally Posted by Wayne P. View Post
    Which one MEGA DI or MEGA SI?
    I just checked Mega DI

  7. Member Wayne P.'s Avatar
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    #7
    The G3N that would match is Helix 10 CHIRP MEGA DI+ GPS G3N.

    You can use the Helix 10 CHIRP MEGA SI+ GPS G3N and downgrade it to a DI+ unit.

    MDI transducer:

    Wayne Purdum
    Charlottesville, Va.
    Helix 12 CHIRP MEGA+ SI G3N/G4N, Helix 15 CHIRP MEGA SI+ GPS G4N
    SOLIX 12 SI/G3, Helix 8 CHIRP MEGA SI+ G4N, Ultrex 80/LINK, MEGA360,
    MEGA LIVE, LIVE TL