Suniso - 4GS

Suniso 4GS is a premium-grade naphthenic mineral refrigeration compressor oil designed for high-performance cooling and air-conditioning systems. Formulated for exceptional chemical and thermal stability, it helps prevent sludge, varnish, and carbon deposits, ensuring long compressor life and smooth system operation. Suniso 4GS maintains excellent fluidity at low temperatures while offering reliable lubrication under high-load conditions, making it suitable for commercial, industrial, and domestic refrigeration applications. It is compatible with a wide range of refrigerants, including R-12, R-22, R-502, ammonia, and hydrocarbons, offering versatility across older and modern systems. With its low wax content and high dielectric strength, Suniso 4GS provides superior lubrication, efficient heat transfer, and enhanced electrical insulation in hermetic and semi-hermetic compressors. Known for its purity and OEM approvals, Suniso 4GS ensures long-lasting performance, reduced maintenance, and improved cooling efficiency in demanding operating environments.