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All Parts Amplifier Batteries William William Amplifier Batteries

William B0221 Battery Replacement

William B0221 Battery Replacement
Primary # B0221 (size: 70.00 x 50.00 x 10.50mm)

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Brand New Compatible William B0221 Battery & Tools (battery condition: NEW) 7.4 volts 1800 mAh, Lithium ion


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Compatible William B0221 Battery Replacement
William B0221 Battery Replacement
Primary # B0221 (size: 70.00 x 50.00 x 10.50mm)

High Quality Battery Cells = Longer Life

  .   .   .   .   .   .   .   .   .  
Fits Only: More Models...

Price: $31.70
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Available by SPECIAL ORDER (generally ships in 6-8 weeks from Wyoming, USA)


1 Year Warranty Protection

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FREE Replacement Tools Included!



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Compatible With: click here for complete listing


William B0221 Battery Replacement Details
  • Color: Black
  • Dimensions: 70.00 x 50.00 x 10.50mm
This is a brand new replacement battery for William's B0221 battery (see compatible model list below).

Exceptional William B0221 Battery Replacement Technology
  • Lithium Ion Chemistry info
  • 7.4 volts
  • info
  • 13.32 Whr (Watt Hours) info
  • 1800 mAh info
  • OEM Compatible
  • Integrated Power Management Circuits - protect against over-voltage and under-voltage conditions and maximizes battery life between charges, minimizes charging times, and improves overall battery life.
  • The William B0221 Battery Replacement provides 300-500 discharge/charge cycles. info
  • Your new William B0221 Battery Replacement comes in a discharged condition and must be charged before use (refer to your manual for charging instructions).
  • The William B0221 Battery Replacement prefers a partial rather than a full discharge. Frequent full discharges should be avoided when possible.
  • Keep the William B0221 Battery Replacement cool and store only in a cool, dry location.
  • The William B0221 Battery Replacement is Quality Tested and RoHS & CE Certified.

Compatible With These Models/Part Numbers:
B0221Sound SorinWS-BATPACK




Questions About The William B0221 Battery Replacement
  1. How long will my William B0221 Battery Replacement last?
    There are two factors that govern how long a compatible William B0221 Battery Replacement will last: runtime and charge-discharge cycles. Runtime is a measure of how much time can elapse before... More

  2. Should I charge my William B0221 Battery Replacement before I use it, each time I use it, and/or during storage?
    When you first get your compatible William B0221 Battery Replacement you should charge it until your charger or device indicates that it is fully charged. If your device/charger does not indicate whether or not it is fully charged, then check your device/charger manual for charging times. It can take 1-12 hours to fully charge depending on the chemistry of your battery and the type of device and charger. After that it is good to charge it as needed while making sure you do not leave it at a low charge level for long periods. Your compatible William B0221 Battery Replacement was designed to... More

  3. What will cause my William B0221 Battery Replacement to lose power?
    A compatible William B0221 Battery Replacement over time degrades and eventually stops working. In fact the compatible William B0221 Battery Replacement from its very first charge begins a very slow process that causes it to cease from functioning. Collectively the process is called... More

  4. Does the William B0221 Battery Replacement come with installation instructions?
    We offer replacement instructions for a wide variety of batteries that require more complex installs than snap or slide-on batteries. To see if installation instructions are necessary or provided for the compatible William B0221 Battery Replacement, please... More

  5. Does the William B0221 Battery Replacement come with a tool kit to help me install it?
    If an installation tool kit is included with the compatible William B0221 Battery Replacement, you will see that listed in the description of the battery towards the top of this page. And the best thing to do is to look for the image of a tool kit to the left of the product photo. If you see... More

  6. Does my William B0221 Battery Replacement self discharge when not in use? What is the rate of Self-Discharge of the battery?
    All rechargeable batteries (like the William B0221 Battery Replacement) will self discharge over a period of time naturally whether the battery is used or not. This means that the compatible William B0221 Battery Replacement capacity will go from 100% down to 0% over a time period regardless if... More

  7. My new William B0221 Battery Replacement isn't working or charging. Is it defective?
    Our William B0221 Battery Replacement comes in a slightly discharged condition and must be fully charged before use. It is recommended that you fully charge and discharge the new compatible William B0221 Battery Replacement two to... More

  8. Will my device's performance differ if I use your aftermarket William B0221 Battery Replacement?
    Replacement batteries or "aftermarket" batteries like the William B0221 Battery Replacement will often last longer and provide more runtime than the original equipment manufacturer (OEM) batteries that came with your device. We design the compatible William B0221 Battery Replacement so that... More

  9. Will the William B0221 Battery Replacement fit my device?
    We conform our William B0221 Battery Replacement designs to meet the specifications of your device. The physical footprint of the compatible William B0221 Battery Replacement was... More

  10. I do not see my model listed in your Compatible Model List? Will your William B0221 Battery Replacement fit?
    We do our best to list as many models that our William B0221 Battery Replacement fits, but inevitably we sometimes miss a model or two. The best thing to do to insure that our compatible William B0221 Battery Replacement will fit in this case is to ask us.

  11. Is the William B0221 Battery Replacement safe to use?
    Safety of the William B0221 Battery Replacement starts in our manufacturing standards and packing/shipping protocols and ends with your safe management and care of the battery. More


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All brand names and trademarks are the property of their respective owners. The listed brand names and model designations are intended only to show the compatibility of these products with various machines. Neither BatteryShip Inc nor BatteryShip.com are affiliated with the original manufacturers of any of these batteries or chargers. All products on this page are generic, aftermarket, replacement parts.