It is normal for batteries to become warm during the charge cycle. This is caused by the energy the charger is putting into the battery. In general, the larger the charge current, the warmer the batteries will become.
The information on this page applies to the following models: R03B4RTU10/10 , R6B4RTU25/10 , R14B2A300/10 . Click here to show more product numbers ›
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