These units must be placed on an insulated slab of concrete. The costs of installation of three-phase service may prove prohibitive if that service is not already established. The cost of electricity to run the unit is extremely variable and depends largely on the number of carcasses in the freezer, the temperature of the carcasses when they are put in, how frequently the freezer is opened, and the temperature at which the unit is maintained. It is most likely that a renderer will be contacted periodically to pick up the carcasses. However, the producer also may choose to haul the carcasses to the renderer.
Most states require a hauler's permit.
The commercial freezer unit could store dead hogs for about one month. On-Farm Commercial Freezer Units. Producers with fewer than 500 sows do not accumulate a large number of dead hogs, and a household sized freezer should be adequate. The freezer should be cleaned and disinfected each time it is emptied. The greatest problem the producer may face is removing animals from the unit.