Semi Hermetic Piston Compressor Unit

In the industrial and commercial refrigeration sector, the HANYORK semi-hermetic piston compressor unit stands as a hallmark of reliability, backed by nearly three decades of supply chain expertise and precision manufacturing in our China-based facility. As the heart of any cooling system, each unit undergoes rigorous assembly and performance validation to ensure durable, stable, and cost-effective operation even under the most demanding conditions.

The unit's versatility spans a wide range of applications, including cold chain logistics warehouses, food processing lines, pharmaceutical temperature-controlled storage, agricultural modified-atmosphere storage, and aquatic product freezing processing. Customized configurations are readily available to meet specific requirements for evaporation temperature, cooling capacity, and installation space.

Technical Profile: Performance Boundaries and Key Specifications

The HANYORK unit is engineered to meet diverse refrigeration demands, with its primary technical parameters outlined below:

Note: For detailed model-specific data on cooling capacity, power consumption, dimensions, and weight, please consult a HANYORK sales engineer for the official selection manual.

Operational Advantages: Beyond Basic Reliability

Enhanced Heat Dissipation for High-Pressure Stability Through an optimized thermal management design and pairing with appropriately sized condensers, the unit effectively controls discharge pressure fluctuations, even in high-temperature ambient conditions. This ensures stable high-pressure side operation and significantly reduces the risk of system shutdowns due to overheating.

Quiet Operation and Superior Corrosion Resistance Equipped with a low-noise motor and a specially coated housing, the unit delivers two key benefits: a substantial reduction in operational noise and robust protection against corrosion in challenging environments such as high-humidity or mildly acidic/alkaline storage areas. This dual-action approach extends the unit's service life.

Simplified Maintenance for Lower Operating Costs Designed with serviceability in mind, the unit features clearly marked valve connections, easily accessible inspection points, and conveniently positioned oil sight glasses and charging ports. These thoughtful design elements allow routine inspections and scheduled maintenance to be completed quickly, minimizing downtime and labor expenses.

Flexible Non-Standard Customization HANYORK supports bespoke configurations based on specific project needs, including but not limited to: variations in cooling capacity, adjustments to condenser type and heat exchange area, custom control system logic, and the application of specialized anti-corrosion coatings.

Factory-Direct Pricing As a factory-direct brand, HANYORK offers highly competitive tiered pricing structures for bulk orders, empowering partners to effectively manage their equipment procurement budgets.

Application Scenarios and Value Proposition

With its broad operating range of -45°C ~ +20°C, the HANYORK unit excels in a variety of key applications:

Quality Assurance: Rigorous Factory Testing Protocols

Every HANYORK Semi-Hermetic Piston Compressor Unit undergoes a standardized and meticulous quality control process before leaving the factory:

• Incoming Material Inspection: Dimensional, material, and performance verification for all purchased and self-manufactured components.

• Assembly Process Control: Critical procedures (piston clearance, valve assembly, motor alignment) are strictly executed to operational standards.

• System Pressure Leak Testing: Nitrogen pressure-holding tests confirm all piping connections and welds are leak-free.

• Vacuum Dehydration: Deep vacuum evacuation removes internal moisture and non-condensable gases.

• Operational Run Test: Simulated actual operating conditions validate current draw, discharge temperature, oil pressure differential, and other key indicators.

• Final Inspection & Packaging: Surface cleaning, protective fitting installation, and secure packaging using fumigation-free plywood crates or reinforced frames for safe long-distance transportation.

Comprehensive Service and Support Network

HANYORK is committed to providing thorough pre-sales, in-sales, and after-sales support to ensure a seamless customer experience:

• Technical Selection Support: Free unit selection and configuration recommendations based on your specific operating parameters.

• Pre-Sales Solution Design: Assistance with system integration proposals and drawings.

• Warranty Period: A standard warranty of 12 to 24 months (as specified in the contract).

• Remote Technical Guidance: Remote video or phone support for installation, commissioning, and troubleshooting.

• Spare Parts Supply: Safety stock of commonly used consumables and service parts available for rapid dispatch.

• Emergency Delivery: In-stock popular models ready for urgent project requirements.

Global Ordering and Inquiry Process

HANYORK accepts orders from global markets, supporting single-unit purchases, project-matched supply, and annual bulk procurement partnerships.

• Minimum Order Quantity: 1 unit (trial samples are supported).

• Lead Time: Standard models: 7–15 working days; Non-standard customized: 25–35 working days (depending on configuration complexity).

• Payment Terms: T/T (Telegraphic Transfer), L/C (Letter of Credit) – negotiable per international trade practices.