Refrigeration Oil S4 FR-F 32, 46, 68, 100
Advanced Synthetic Refrigerator Compressor Lubricant,
Shell Refrigeration Oil S4 FR-F is a synthetic refrigeration lubricant with a polyol ester base fluid. It has been developed for use with R134a and other HFC refrigerants.
Shell Refrigeration Oil S4 FR-F is recommended for use in open, semi-open and hermetic compressors in domestic, commercial and industrial refrigeration systems. It can be used in both rotary and reciprocating compressor types.
Shell Refrigeration Oil S4 FR-F is recommended for use with R134a and other types of HFC refrigerant.
Shell Refrigeration Oil S4 FR-F is compatible with all sealing materials commonly used with HFC refrigerant systems.
Specifications, Approvals & Recommendations
Shell Refrigeration Oil S4 FR-F meets the requirements of DIN 51503 KD
Performance, Features & Benefits
Extended maintenance intervals Shell Refrigeration Oil S4 FR-F has excellent high temperature and oxidation stability providing long service life even where high compressor discharge temperatures are found.
Shell Refrigeration Oil S4 FR-F has been designed to minimise the wear in bearings and pistons – the most critical parts of a reciprocating compressor.