Frigididaire is a subsidiary of Electrolux, a world-renowned electrical equipment manufacturing company. Frigidaire was founded in 1916 and developed the world's first freestanding refrigerator in the same year. In the early to mid-20th century, Frigidaire became synonymous with refrigerators in the United States. The English word for refrigerator "fridge" is derived from Frigidaire. In the evaluation of Consumer Reports in the United States, Frigidaire performed well in the indicators of ambient temperature adaptability and energy efficiency, and FFFU17M1QW of them were rated as the most recommended vertical artificial defrost freezers; FFFH21F6QW and FFFH21F4QW models ranked second or third in the recommended list of vertical automatic defrost freezers; FFCH16M5QW model won the third place in the recommended list of horizontal artificial defrost freezers. Frigidaire is an excellent freezer of all types, selling for $300 to $1,300 in the United States.