DX  » Community » Reviews » DC-DC Converter Auto Step-Up Step-Down Solar Power Supply Module - Red
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  • 5 Star:502 (50%)
  • 4 Star:502 (50%)
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    • Overall Rating: 4
    • Price: 4
    • Quality: 4
    • Ease Of Use: 5
    • Usefulness: 1
    2 DXPoints
    earned for this post
    Needs more current than anticipated

    posted by Frijs on 02/14/2013 Certified Owner

    Involvement:General (knows how to use it) - Ownership:more than 1 month

    Pros:
    It does a great job of adjusting the input to any desired output voltage. Fine design, so it could be build into any project. Good build quality
    Cons:
    Not usable on my solar panel (I bought one that you could hook up to your car. But i needed the panel on a not so bright place,...
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    • Overall Rating: 5
    • Price: 4
    • Quality: 5
    • Ease Of Use: 5
    • Usefulness: 4
    2 DXPoints
    earned for this post
    seems to be very precise and accurate but...

    posted by Frijs on 01/10/2013 Certified Owner

    Involvement:Expert (understands the inner workings) - Ownership:1 week to 1 month

    Pros:
    The selected output voltage (14.4V) is very stable when providing any voltage from 4 to 15V. The pot-meter is easy to adjust. Have not tested it with any loads yet.
    Cons:
    I could not get it to work on low-current power supply (solar panel). I misread "rated input current" as something no...
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    • Overall Rating: 5
    • Price: 4
    • Quality: 5
    • Ease Of Use: 5
    • Usefulness: 5
    2 DXPoints
    earned for this post
    Good value

    posted by bussemann on 12/31/2012 Certified Owner

    Involvement:Expert (understands the inner workings) - Ownership:more than 1 month

    Pros:
    Step up AND step down. Efficient, no heat loss. Indicator light when working. Screw terminals in and out, good markings +/- Accompanying spacer nuts and bolts makes installing in metal encasement a breeze. Good build quality.
    Cons:
    None that I have found.
    View Detail » 
    • Overall Rating: 4
    • Price: 4
    • Quality: 5
    • Ease Of Use: 5
    • Usefulness: 2
    2 DXPoints
    earned for this post
    OK, but not for solar panel

    posted by Alexketto on 12/10/2012 Certified Owner

    Involvement:General (knows how to use it) - Ownership:1 day to 1 week

    Pros:
    Excuse me, for my english. Good construction. No other parts needed. Fully adjustable output voltage within the specified value.
    Cons:
    This solar panel can not be used because of low internal resistance to completely overload the solar cell, the solar cell volta...
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