Suniso^® 4HT is a hydrotreated refrigeration lubricant designed to lubricate commercial and industrial refrigeration compressors using ammonia (R-717) refrigerant. Suniso 4HT offers low solubility in ammonia, which improves system efficiency and performance. In addition, Suniso 4HT provides low oil volatility, which reduces lubricant consumption and maintenance costs.

Visit the SUNISO Website for more information on the Suniso^® 4HT.