.

.

.

.

.

Answer: During installation inspections of a Air Cooled Chiller at the an Elementary School Project in Chesapeake City, MD, the unit was called to a have factory mounted and wired Evaporator Heater.  During inspections, the heater wires were found to be coiled up in this plastic wrap and the heater not yet powered. 

Thank you to Jacob Soriano, FE II for sharing this find!