Replacement shock switch for DeWalt 20V max impact drivers Part numbers and compatibility Replacement shock switch compatible with part numbers: N359999, N327906, N744154, 44851908, 44817175, DCF880, DCF880M2, DCF885C2, DCF885, DCF883 Fits the following DeWalt 20V impact driver models: DCF885C2 Type 1 20V Impact Driver DCF885L2 Type 1 20V Impact Driver DCF885B Type 1 20V Impact Driver DCF885B Type 2 20V Impact Driver DCF885L1 Type 5 20V Comp Imp Driver DCF885M2 Type 2 20V Impact Driver DCF885B Type 4 20V Impact Driver DCF885B Type 5 20V Impact Driver Benefits and features Restores reliable trigger function by replacing a worn or damaged shock switch. Broad compatibility across multiple DeWalt 20V impact driver types and generations. Uses widely recognized replacement part identifiers, supporting straightforward service and maintenance. Installation and safety Make sure the equipment is unplugged. Remove housing screws. Separate housing halves. Use scenarios: Repairing a DCF885C2 20V Impact Driver in a workshop where the trigger response has degraded. Servicing an intermittent DCF885L2 20V Impact Driver in the field to restore consistent performance. Keeping an onhand replacement part for a fleet of DeWalt 20V impact drivers to minimize downtime.