DW166 (Type 1) DeWALT Electric Drill - Parts

This forward/reverse lever switch has internal terminals. This authentic DeWalt replacement part is sold individually. Switches are commonly replaced parts in power tools, handling all on/off and variable speed operations. They also have a role in electric breaking; they can momentarily reverse electrical polarity. Because switches u...Read morese mechanical internals, they will degrade and wear out over time, eventually requiring replacement. Some common signs of a broken or failing switch are: • The tool will not start when you use the switch, or it requires multiple tries to turn on, until eventually it refuses to start at all. • The variable speed function and electric braking aren't working properly.

This Trigger switch has 4 internal terminals, a locking mechanism and a heat sink. This authentic DeWalt replacement part is sold individually. Switches are commonly replaced parts in power tools, handling all on/off and variable speed operations. They also have a role in electric breaking; they can momentarily reverse electrical pol...Read morearity. Because switches use mechanical internals, they will degrade and wear out over time, eventually requiring replacement. Some common signs of a broken or failing switch are: • The tool will not start when you use the switch, or it requires multiple tries to turn on, until eventually it refuses to start at all. • The variable speed function and electric braking aren't working properly.