A genset, or generator set, is a compact, self-contained power unit used to operate refrigerated containers-commonly called reefers-when no external electricity is available. These diesel-driven machines supply the energy needed to keep the container's cooling system running. . The most rugged, dependable and easy-to-operate generator sets for refrigerated container units. No matter your. . A commercial generator for your 20ft or 40ft refrigerated shipping container will give you the protection and peace of mind you need. But how do you know which one to pick? We'll discuss the important factors you need to consider whether you rent or buy a generator for your reefer containers. What Is a Genset? A genset, short for generator set, is a portable power unit that supplies electricity to. . Industries use reefer containers every day to transport precious cargo and materials, making the use of gensets for reefer containers extremely important. We've got your curiosity piqued now, haven't we? We'll dive into what makes these generators so essential in today's globalized world. . When you buy in bulk—whether for resale, depot inventory, or direct end-use—your choices around container sizing, power options, and generator pairings directly impact operational reliability, cold chain security, and ultimately, your bottom line. At Lummid, we understand these decisions are not. .