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   sci.electronics.repair      Fixing electronic equipment      124,944 messages   

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   Message 124,127 of 124,944   
   Alex Shabi to All   
   Re: Dewalt Battery Charger Output Voltag   
   08 Jan 24 03:39:42   
   
   From: alexshabi1337@gmail.com   
      
   A voltage output of 47 volts from a charger that is supposed to charge a 14.4V   
   battery is definitely not normal and indicates a potential issue with the   
   charger. The charger for a 14.4V Dewalt cordless drill should provide an   
   output close to the rated    
   voltage of the battery, typically around 14-15 volts.   
      
   Here are a few things to consider:   
      
   Charger Regulation Issue: The charger may indeed be out of regulation, and   
   this could be causing the excessively high voltage output. If the charger is   
   not regulating the voltage properly, it could have damaged the battery.   
      
   Battery Damage: The high voltage from the charger could have damaged the   
   battery. Lithium-ion batteries, like those used in cordless drills, can be   
   sensitive to overvoltage conditions.   
      
   Faulty Charger: The charger itself may be faulty, and its internal components   
   may need inspection or replacement.   
      
   In any case, using a charger with a significantly higher voltage than the   
   battery's rating is not safe and could lead to further damage. I would   
   strongly recommend against using this charger to charge the battery until the   
   issue is resolved.   
      
   Here's what you can do:   
      
   Check the Charger Manual: Look for the charger's manual or specifications to   
   confirm the correct output voltage. If it specifies a much lower voltage, the   
   charger is likely faulty.   
      
   Contact Dewalt Support: Reach out to Dewalt's customer support or service   
   center with the charger model and details. They can provide guidance on   
   whether the voltage you measured is within the acceptable range.   
      
   Consider Replacement: If the charger is indeed faulty and has damaged the   
   battery, you may need to replace both the charger and the battery. Using a   
   proper and compatible charger is crucial for the longevity and safety of your   
   cordless drill and its    
   batteries.   
      
   In summary, a 47V output from a 14.4V charger is not normal and could indicate   
   a problem. It's recommended to consult with Dewalt support or a professional   
   technician for further guidance and to ensure the safety and functionality of   
   your cordless drill.    
   Answer Copied from https://iceagetools.com/hot-cold-delay-on-dewalt-charger/   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

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