This is a XYZ Vibration Sensor housing for the Creality Ender-3. It works with the KE however not sure of it's compatibility.
I hope it helps get anyone out of a sticky situation where you need the case.
Here is the bracket: https://www.printables.com/model/680104-ender-3-v3-ke-vibration-sensor-extruder-mount-v2
Ender-3_V3_KE_Sensor_Case.stl | 57.5KB |