Mobil Rarus 425 is a high-quality ashless compressor oil from the Mobil Rarus™ 400 series. It is formulated with premium mineral base oils and an advanced additive system to provide excellent equipment protection and compressor reliability in moderate to severe conditions. This oil minimizes deposit formation and wear, extending maintenance intervals and enhancing compressor performance. It offers outstanding oxidative and thermal stability, high load-carrying capacity, and excellent water separation properties. Recommended for both single and multi-stage air compressors, piston and rotary machines, and compressors requiring reliable protection against corrosion and wear.