Retrofittable switch guard

A switch guard for preventing accidental actuation of a control switch is disclosed. The switch guard includes a rigid wall structure comprising a pair of side walls and a pair of end walls arranged to accommodate positioning of the control switch therein, each of the pair of end walls including at least one opening formed therein. The switch guard also includes a mating feature provided at each of the end walls of the wall structure, with each mating feature being a separate component from the rigid wall structure and being configured to selectively translate through the at least one opening formed in the respective end wall between a first position and a second position to secure the switch guard about the control switch.