The CH-O series is an industrial oxygen generator for aquaculture. It produces high-purity oxygen (≥93%) from air using efficient PSA technology and an oil-free compressor, ensuring a stable, clean supply for water aeration.
Key Advantages
Efficient & Stable: Delivers high-purity oxygen with adjustable pressure for superior aeration, supporting 24/7 operation.
Safe & Reliable: Oil-free design prevents water contamination. Built to perform in harsh farm conditions.
Cost-Effective & Easy: Low energy use cuts costs. Integrated system with clear controls for simple operation.
Product Overview
This industrial-grade high-efficiency oxygen generator is specifically designed for factory-scale recirculating aquaculture systems. It represents a highly reliable integrated solution combining air compression, purification and drying with efficient oxygen production. Employing a fully integrated design, the unit delivers a continuous supply of high-purity, pressure-adjustable oxygen. This directly addresses the aeration requirements of high-density aquaculture, effectively elevating dissolved oxygen levels in the water body to safeguard the health and growth efficiency of farmed organisms.
Parameters:
| Model | CH-O50L | CH-O60L |
| Oxygen Flow Rate L/min | 50 | 60 |
| Oxygen Purity % | 93±3 | 93±3 |
| Power KW | 3.9 | 4.6 |
| Output Pressure MPa | ≤0.4 | 0.4 |
| Power Supply V/Hz | 220/50 | 220/50 |
| Cooling Method | Air-cooled | Air-cooled |
| Installation Environment | Indoor | Indoor |
| Dimensions | 1600x500x1310 | 1600x900x1310 |
| Net Weight kg | 230 | 270 |
Integrated System
Built-in Oil-Free Air Compressor: Employing industrial-grade oil-free lubrication technology, it completely eliminates oil contamination risks, ensuring pure gas output and preventing secondary pollution of aquaculture water bodies. It also delivers stable operation and straightforward maintenance.
Refrigerated Dryer: Efficiently removes moisture from compressed air, preventing internal system icing and pipeline corrosion, thereby guaranteeing long-term stable operation in humid environments.
High-Efficiency Condenser: Optimises heat exchange efficiency, ensuring the core oxygen generation unit operates within its optimal temperature range for enhanced efficiency and stability.
Core Oxygen Generation Unit
Pressure Swing Adsorption (PSA) Oxygen Generator: Utilises advanced PSA technology to selectively adsorb nitrogen via high-efficiency molecular sieves, directly separating high-concentration oxygen from ambient air. This mature technology offers low operational energy consumption and high oxygen production efficiency.
Comprehensive Operational Monitoring:
Dual-gauge Monitoring: Ammeter and voltmeter provide real-time feedback on equipment load and power supply status.
Precise Flow Display: Oxygen flow meter offers intuitive monitoring of real-time oxygen production for convenient management.
Clear Status Indication: Power and operational indicator lights provide immediate visibility of equipment status.
Key Performance Parameters
Oxygen Purity: Stable ≥93%
Output Pressure: Adjustable 1-4 kg, standard outlet pressure 4 kg
Adjustment Capability: Output pressure flexibly and precisely regulated according to pond depth, pipeline resistance, and dissolved oxygen requirements.
Operating Mode: Supports 24-hour continuous, uninterrupted stable operation to meet sustained aeration demands in aquaculture systems.
Product Advantages
High-Efficiency Aeration, Enhanced Aquaculture Benefits
Delivers high-purity oxygen, significantly improving oxygen dissolution efficiency in water bodies—far surpassing conventional air aeration.
Meets stringent dissolved oxygen requirements for high-density, industrial aquaculture systems, promoting aquatic organism growth and reducing feed conversion ratios.
Stable Operation, Safe and Reliable
Oil-free design ensures pure gas output, eliminating risks of oil contamination harming aquatic life.
Industrial-grade components and robust construction withstand humid, hot, and salt-spray environments typical of aquaculture facilities.
Multiple electrical and mechanical safeguards ensure personnel and equipment safety.
Energy-Efficient, Economical Operation with User-Friendly Controls
PSA oxygen generation technology consumes minimal energy, delivering significantly lower long-term operating costs than liquid or bottled oxygen procurement.
Pressure and flow rates are visually monitored and adjustable, enabling flexible adaptation to different farming stages for demand-based oxygen supply and waste minimisation.
Integrated design minimises installation footprint, simplifies operation, and facilitates routine maintenance.
Production assurance, continuous reliability
High-quality core components ensure low failure rates and extended service life, safeguarding the continuity and planning of aquaculture operations.
A stable, dependable oxygen supply provides robust protection against weather fluctuations and prevents oxygen depletion in aquaculture ponds.
Application Scenarios
Primary aeration source for recirculating aquaculture systems (RAS)
Precision aeration for high-density aquaculture ponds (shrimp, fish, crab)
Oxygen supply for enclosed farming environments (hatcheries, aquaculture vessels)
Enhanced supplementary aeration to traditional aerators (water wheels, impellers), forming high-efficiency hybrid aeration systems
