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42 Watt Yard Light Converting it to Battery Solar Power

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    42 Watt Yard Light Converting it to Battery Solar Power

    One Part

    https://www.ebay.com/itm/400W-DC-DC-...53.m2749.l2649

    400W DC-DC Step-up Boost Converter Constant Current Power Supply LED Driver GD
    $6.45
    Free shipping

    Second Part

    https://www.ebay.com/itm/LiFePO4-Li-...53.m2749.l2649


    LiFePO4 Li-ion Lithium Cell Battery 18650 Protection Board PCB BMS w/ Balance
    $17.10
    Free shipping

    Third Part

    https://www.ebay.com/itm/Box-of-80-F...53.m2749.l2649

    Fullriver LiFePO4 26650 3.2V 3300mAh Rechargeable Batteries ( New/Old Stock )

    $0.68 each box of 80
    $0.19 each for shipping

    One note on these batteries I load test them a 1.5 amps for about 30 seconds and the voltage on most of them was about 3 volts or better and this was without charging them first

    Fourth Part

    26650 Li-ion LiFeO4 battery holder frame anti vibration bracket spacer DIY
    Last edited by sam_sam_sam; 07-21-2018, 07:47 PM.
    9 PC LCD Monitor
    6 LCD Flat Screen TV
    30 Desk Top Switching Power Supply
    10 Battery Charger Switching Power Supply for Power Tool
    6 18v Lithium Battery Power Boards for Tool Battery Packs
    1 XBox 360 Switching Power Supply and M Board
    25 Servo Drives 220/460 3 Phase
    6 De-soldering Station Switching Power Supply 1 Power Supply
    1 Dell Mother Board
    15 Computer Power Supply
    1 HP Printer Supply & Control Board * lighting finished it *


    These two repairs where found with a ESR meter...> Temp at 50*F then at 90*F the ESR reading more than 10%

    1 Over Head Crane Current Sensing Board ( VFD Failure Five Years Later )
    2 Hem Saw Computer Stack Board

    All of these had CAPs POOF
    All of the mosfet that are taken out by bad caps
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