06DA818 6.5HP Commercial Semi Sealed Compressor

This high-efficiency semi sealed compressor is designed for commercial cold storage and industrial refrigeration systems, delivering dependable cooling capacity for food processing and low-temperature preservation. It resolves operational capacity drops during high-demand hours by incorporating low-pressure valve plates and high-flow porting crafted from Swedish steel. Additionally, contoured pistons and vented connecting rods optimize cylinder clearance and ensure steady bearing lubrication, enabling this semi sealed compressor to maintain high output efficiency over long working cycles.

Fluctuating operating pressures and thermal loads often lead to motor burnouts and lubrication loss when refrigerant dilutes oil in standard cooling equipment. This heavy-duty semi sealed compressor eliminates these risks using an oversized oil sump that prevents oil levels from dropping below safe operating limits upon startup. Supported by a bidirectional positive-displacement vane oil pump and a 50% suction cutoff unloading system, the unit operates at lower temperatures than conventional hot gas bypass configurations while smoothly handling partial-load requirements.

Built to withstand rigorous industrial environments, the design incorporates enlarged suction passages that minimize gas turbulence, reduce pressure drop, and maximize gas-cooling efficiency for the heavy-duty motor. The main bearings utilize steel-backed aluminum alloy or tin babbitt materials to provide exceptional load-bearing resilience, protecting internal components against liquid slugging, overheating, and chemical corrosion.

Ruifujie operates as a full-scale refrigeration equipment manufacturer backed by over 20 years of technical expertise in industrial cooling systems. Our primary product portfolio spans scroll, piston, rotary, semi-hermetic, and screw refrigeration compressors, alongside complete cold room units, quick-freezing assemblies, and commercial ice machines. We offer comprehensive OEM/ODM customization services to adapt equipment to localized voltage, frame, and refrigerant requirements. Today, Ruifujie products are exported worldwide to major overseas markets, including Russia, Saudi Arabia, and the United Arab Emirates.

Backed by rich engineering experience across diverse refrigeration projects, Ruifujie delivers tailored system design and component matching for every semi sealed compressor installation. Whether you are building new cold storage facilities or upgrading existing equipment, our technical team provides precise sizing and configuration support. Please send us your project parameters, required cooling capacity, or purchasing details, and we will issue a complete solution quote within 8 hours.