Abstract: The present disclosure is directed to a battery pack comprising a housing, a plurality of battery cells, a battery cell holder holding the plurality of battery cells, a printed circuit board, a plurality of components requiring exposure, the plurality of components affixed to the printed circuit board, a plurality of adhesion holes positioned to form a boundary about the plurality of components, a low pressure molded material applied to the printed circuit board such that the plurality of components are exposed and surrounded by the low pressure molded material.

Abstract: A power tool system that includes a power tool having a receptacle for receiving a battery pack, the receptacle including a mechanical interface for mating with a battery pack, a first battery pack having a battery pack housing, the first battery pack housing including a mechanical interface for mating with the power tool, the first battery pack housing having a first width dimension in a direction generally perpendicular to a direction in which the first battery pack mates with the power tool and a second battery pack having a battery pack housing, the second battery pack housing including a mechanical interface for mating with the power tool, the second battery pack housing having a second width dimension in a direction generally perpendicular to a direction in which the second battery pack mates with the power tool, wherein the second width dimension being at least about 1.5 times the first width dimension.

Abstract: The present disclosure is directed to a battery pack comprising a housing, a plurality of battery cells, a battery cell holder holding the plurality of battery cells, a printed circuit board, a plurality of components requiring exposure, the plurality of components affixed to the printed circuit board, a plurality of adhesion holes positioned to form a boundary about the plurality of components, a low pressure molded material applied to the printed circuit board such that the plurality of components are exposed and surrounded by the low pressure molded material.

Abstract: The present disclosure is directed to a battery pack and a power tool system including a power tool, a battery pack and a battery pack charger. The battery pack includes circuitry to prevent electricity drainage from a plurality of battery cells when the battery pack is only partially mated to the power tool or the battery pack charger.

Abstract: The present disclosure is directed to a battery pack comprising a housing, a plurality of battery cells, a battery cell holder holding the plurality of battery cells, a printed circuit board, a plurality of components requiring exposure, the plurality of components affixed to the printed circuit board, a plurality of adhesion holes positioned to form a boundary about the plurality of components, a low pressure molded material applied to the printed circuit board such that the plurality of components are exposed and surrounded by the low pressure molded material.