Abstract: An electrical component may include a vent located in a mounting portion of a case to vent a blast from within the case. A chassis may have a mounting site for an electrical component, wherein the mounting site includes a passage to receive a blast from the electrical component. A system may include a chassis having a mounting site to engage a mounting portion of a case for an electrical component, wherein the mounting portion of the case includes a vent, and the chassis forms at least a portion of a blast chamber to receive a blast from the vent.