BITZER B5-2

Bitzer B5-2 is a high-quality synthetic refrigeration compressor oil specially formulated for Bitzer semi-hermetic and screw compressors operating with modern HFC and HFO refrigerants. Its advanced POE (polyol ester) formulation ensures outstanding thermal and chemical stability, allowing the compressor to perform efficiently even under high pressures and demanding temperature conditions. Bitzer B5-2 offers excellent miscibility with refrigerants such as R-134a, R-404A, R-507A, R-407C, and R-410A, ensuring smooth oil return and optimal lubrication throughout the system. The oil provides superior protection against moisture absorption, oxidation, and acid formation, helping maintain a clean system and reducing the risk of component wear or corrosion. Ideal for commercial HVAC systems, industrial cooling setups, and high-efficiency refrigeration units, Bitzer B5-2 supports improved energy performance, longer compressor life, and reduced maintenance downtime. Trusted worldwide, it meets strict Bitzer OEM specifications for long-term reliability.