Product details Product Description 4GS Mineral Refrigeration Oil is a premium quality naphthenic lubricant designed for refrigeration and air conditioning systems operating with CFC, HCFC, and ammonia refrigerants. It ensures reliable lubrication, excellent stability, and long-lasting performance in a wide range of HVAC/R applications. This highly refined mineral oil is wax-free, providing a low pour point and smooth operation in low temperature environments. Its strong dielectric properties make it suitable for hermetic compressors, while its compatibility with refrigerants like R22 and ammonia ensures efficient and stable system performance. 4GS is ideal for medium to high load applications, making it a dependable choice for commercial and industrial refrigeration systems. Key Features High-quality naphthenic mineral oil Excellent compatibility with R22, ammonia (R717), and hydrocarbons Wax-free formulation for low temperature performance Low pour point for smooth operation High dielectric strength for hermetic compressors Good thermal and chemical stability Technical Specifications Specification Details Product Name 4GS Brand Suniso Type Mineral (Naphthenic) Refrigeration Oil Viscosity @ 40°C ~68 cSt Viscosity @ 100°C ~6.5 cSt Density @ 15°C ~0.90 kg/L Flash Point ~190°C Pour Point ~-27°C Applications Refrigeration systems using R22 Ammonia refrigeration systems (R717) Hydrocarbon systems (R290, R600a) Air conditioning systems Reciprocating and rotary compressors Frequently Asked Questions (FAQs) Q1: What type of oil is 4GS?It is a naphthenic mineral refrigeration oil. Q2: Is it compatible with R22 refrigerant?Yes, it is specifically designed for R22 and similar refrigerants. Q3: Can it be used with ammonia systems?Yes, it is compatible with ammonia (R717) systems. Q4: What is the difference between 3GS and 4GS?4GS has higher viscosity, making it suitable for heavier load applications. Q5: Is it suitable for HFC refrigerants?No, it is not recommended for HFC refrigerants. View More View Less
