This is a Trigger type switch that has 4 internal terminals, a heat sink, and a locking mechanism for the switch. This authentic DeWalt replacement part is sold individually. rnrnSwitches 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 mom
...Read moreentarily reverse electrical polarity. Because switches use mechanical internals, they will degrade and wear out over time, eventually needing replacement. Some common signs of a broken or failing switch are:rn • The tool has stopped functioning - it refuses to start. rn • The tool operates intermittently, requiring multiple tries to turn on, until eventually it won't start at all.rn • The variable speed function and electric braking aren't working properly.
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