A local hospital has a highly complex piece of medical equipment delivering proton beam therapy that only one supplier in the world manufactures. Owing to the specialist nature of the equipment, the patient waiting list is extremely long. It is therefore essential that the equipment failure downtime is kept to an absolute minimum, as it would have a negative impact on patient treatment delays. Due to the complex nature and essential need of the equipment to be in continual use, which of the following packages will offer the most protection in ensuring reliability and reduced downtime arising from equipment failures throughout its lifetime?