Like an automobile, UPS products have a typical lifecycle that requires preventive maintenance (PM) to ensure optimal performance and reliability. During a PM visit, Eaton technicians inspect, test, calibrate, update, clean components and provide specific recommendations. With more than 40 years of experience servicing industry-leading UPSs, Eaton can help you maintain the reliable performance of your UPS resulting in a higher return on investment. See below to better understand the UPS lifecycle.