Model of fridge is Avanti RM18W There is no record of this model even on the Avanti web site in the discontinued products area. I'm trying to find just the replacement thermostat that fits in the small thermostat enclosure. The thermostat is Chinese made, looks like the number is: WPF16B-L 250V 6A. Made by a factory called "Changenge Group Co.

Refrigerators - Avanti - Compact Thermoelectric Refrigerator