Shell Refrigeration Oil is a specialized line of high-performance Shell oils designed for lubricating refrigeration and freezing compressors. The products ensure reliable operation in industrial and commercial cooling systems, transport refrigeration equipment, air conditioning, and heat pumps.
The line includes fully synthetic Shell Refrigeration Oil S4 (e.g., S4 FR-F 68, S4 FR-V 68) based on polyol esters (POE) and Shell Refrigeration Oil S4 based on polyalkylene glycols (PAG), as well as high-quality Shell Refrigeration Oil S3 and S2. They are distinguished by excellent chemical stability with refrigerants (R134a, R404A, R407C, R410A, R507, R32, R290, R744/CO₂, etc.), outstanding low-temperature fluidity, high thermal stability, and minimal formation of deposits and sludge. The oils provide effective lubrication for pistons, screws, bearings, and valves, and help maintain system cleanliness throughout a long service life.
By choosing Shell Refrigeration Oil, you gain maximum reliability for refrigeration equipment, extended compressor service life, reduced risk of downtime, and significant reduction in operating costs. The correctly selected oil ensures optimal compatibility with modern eco-friendly refrigerants, effective oil return to the compressor, and stable system operation even at very low temperatures.
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