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You need to mention the voltage to calculate the wattage

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βˆ™ 7y ago
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βˆ™ 7y ago

The equation that you are looking for is W = I x E, W = amps x volts. As you can see you need the value of volts to use in the equation to obtain your answer.

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Q: How many watts does it take to run a 7.2 amp battery charger?
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