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ras system Manufacturers

I have found results from400+products and200+suppliers aboutras system

Guangdong ZKAQUA Aquaculture Equipment Co., Ltd.mic-icon
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Ras System Pisciculture Other Aquaculture Equipment Aquaculture Ras System for Fish Farming

Ras System Pisciculture Other Aquaculture Equipment Aquaculture Ras System for Fish Farming

US$3,900.00-59,999.00
1 Set(MOQ)
Sample Available
Crab Fattening Ras System Vertical Mud Crab Farming Ras System

Crab Fattening Ras System Vertical Mud Crab Farming Ras System

US$5.50-7.30
1 Set(MOQ)
Sample Available
High Quality Small Ras Fishing Simple System Fish Farming Manufacturer Supply

High Quality Small Ras Fishing Simple System Fish Farming Manufacturer Supply

US$3,845.00-9,860.00
1 Set(MOQ)
Sample Available
Integrated Ras System for Fish Farming on Sale

Integrated Ras System for Fish Farming on Sale

US$5,000.00-62,000.00
1 Set(MOQ)
Sample Available
High Quality Ras System for Indoor Fish Farm Fish Breeding

High Quality Ras System for Indoor Fish Farm Fish Breeding

US$5,000.00-64,200.00
1 Set(MOQ)
Sample Available
Fish Farm Recirculating Aquaculture System Ras Farming Equipment System

Fish Farm Recirculating Aquaculture System Ras Farming Equipment System

US$18,015.00-69,000.00
1 Set(MOQ)
Sample Available
Table Fish Culture Ras System with Large Fish Tank

Table Fish Culture Ras System with Large Fish Tank

US$4,500.00-59,999.00
1 Set(MOQ)
Sample Available
Small Scale Recirculation Systems for Adult Fish High Density Ras System

Small Scale Recirculation Systems for Adult Fish High Density Ras System

US$3,800.00-64,200.00
1 Set(MOQ)
Sample Available
Ras with Drum Filter Indoor Aquaculture Ras Systems

Ras with Drum Filter Indoor Aquaculture Ras Systems

US$5,000.00-62,000.00
1 Set(MOQ)
Sample Available
Fresh Water Sea Water Fish Farming Ras System

Fresh Water Sea Water Fish Farming Ras System

US$5,000.00-64,200.00
1 Set(MOQ)
Sample Available
Ras Aquaculture Systems 10m3~1000m3 Ras System Shrimp Tilapia Farming

Ras Aquaculture Systems 10m3~1000m3 Ras System Shrimp Tilapia Farming

US$499.00-99,999.00
1 Set(MOQ)
Sample Available
China Professional Manufacturer Factory Made Ras System Fish Farming Aquarium Filtration System Ras

China Professional Manufacturer Factory Made Ras System Fish Farming Aquarium Filtration System Ras

US$5,600.00-59,999.00
1 Set(MOQ)
Sample Available
Factory Custom Mini Ras Fish Farm System Small Scale Recirculation System on Sale

Factory Custom Mini Ras Fish Farm System Small Scale Recirculation System on Sale

US$3,845.00-9,860.00
1 Set(MOQ)
Sample Available
High Qualityshrimp Equipment Full Set of Indoor Machine Ras Fish Farming System Manufacture

High Qualityshrimp Equipment Full Set of Indoor Machine Ras Fish Farming System Manufacture

US$3,800.00-52,000.00
1 Set(MOQ)
Sample Available
Small Scale Recirculation System Mini Ras Fish Farm

Small Scale Recirculation System Mini Ras Fish Farm

US$3,800.00-32,000.00
1 Set(MOQ)
Sample Available
Piscicultural Ras Application and Recirculating Aquaculture System for Fish Farm

Piscicultural Ras Application and Recirculating Aquaculture System for Fish Farm

US$3,850.00-69,000.00
1 Set(MOQ)
Sample Available
Factory Custom Mini Ras Fish Holding System on Sale

Factory Custom Mini Ras Fish Holding System on Sale

US$3,850.00-9,860.00
1 Set(MOQ)
Sample Available
Tilapia Shrimp Fish Farming Ras System Recirculating Aquaculture System for Fish Farm

Tilapia Shrimp Fish Farming Ras System Recirculating Aquaculture System for Fish Farm

US$17,970.00-56,790.00
1 Set(MOQ)
Ras for Week Crab High Yield Long Life Ras Crab System Mud Crab System Crab Grow out System

Ras for Week Crab High Yield Long Life Ras Crab System Mud Crab System Crab Grow out System

US$7.50-5,373.00
1 Set(MOQ)
Sample Available
Vertical Mud Crab Fattening Ras Crab Farming System

Vertical Mud Crab Fattening Ras Crab Farming System

US$5.50-6.00
1 Set(MOQ)
Sample Available
Ras System Equipment for Vertical Crab Farming

Ras System Equipment for Vertical Crab Farming

US$3,600.00-13,500.00
1 Set(MOQ)
Sample Available
Factory Hot Sale Mud Crab Vertical Ras Farming System

Factory Hot Sale Mud Crab Vertical Ras Farming System

US$3,600.00-13,500.00
1 Set(MOQ)
Sample Available
New Ras System for Live Fish Holding Customized Filter System with Heater

New Ras System for Live Fish Holding Customized Filter System with Heater

US$3,850.00-5,650.00
1 Set(MOQ)
Sample Available
Indoor Aquaculture Small Scale Ras System for Live Fish Holding Storage and Transportation

Indoor Aquaculture Small Scale Ras System for Live Fish Holding Storage and Transportation

US$3,800.00-22,000.00
1 Set(MOQ)
Sample Available
Fish Hatchery and Nursery Ras System Tilapia Catfish Incubation System

Fish Hatchery and Nursery Ras System Tilapia Catfish Incubation System

US$1,950.00-9,500.00
1 Set(MOQ)
Sample Available
OEM Factory Indoor Aquaculture Fish Farming Hatchery Handbook on Small Scale Freshwater with Quality Assurance Ras System

OEM Factory Indoor Aquaculture Fish Farming Hatchery Handbook on Small Scale Freshwater with Quality Assurance Ras System

US$3,550.00-26,000.00
1 Set(MOQ)
Sample Available
Fish Breeding Fish Hatchery Machine Ras Fish Farming System

Fish Breeding Fish Hatchery Machine Ras Fish Farming System

US$2,250.00-3,900.00
1 Set(MOQ)
Sample Available
Pisciculture Aquaculture Equipment Ras Indoor Fish Farm Fish Farming System

Pisciculture Aquaculture Equipment Ras Indoor Fish Farm Fish Farming System

US$60,467.00
1 Set(MOQ)
Sample Available
Pisciculture Ras Fish Farming Aquaculture Systems

Pisciculture Ras Fish Farming Aquaculture Systems

US$2,250.00-64,200.00
1 Set(MOQ)
Sample Available
Ras Degass Tower Degassing Filter Water Treatment System for Ras Fish Farming Acrylic CO2 Degassing & UV Sterilizer

Ras Degass Tower Degassing Filter Water Treatment System for Ras Fish Farming Acrylic CO2 Degassing & UV Sterilizer

US$400.00-7,000.00
1 Set(MOQ)
Sample Available
Hot Sale Mini Ras Fish Shrimp Farm System Small Scale Recirculation System

Hot Sale Mini Ras Fish Shrimp Farm System Small Scale Recirculation System

US$5,000.00-62,000.00
1 Set(MOQ)
Sample Available

Sourcing guidance for Ras System

What are the core technical components to evaluate when selecting a RAS System?

A high-performance RAS must integrate several critical subsystems. You should prioritize systems featuring high-efficiency Bio-filters for ammonia removal, Drum Filters for solid waste separation, and Protein Skimmers. Ensure the system includes UV Sterilizers or Ozone Generators to control pathogens. For oxygenation, look for Low Head Oxygenators (LHO) or Oxygen Cones that maintain optimal dissolved oxygen levels for high-density stocking.

How do I verify the material durability and compliance of the system?

The environment in a RAS is highly corrosive, especially in marine applications. Ensure all tanks are made of food-grade PP, HDPE, or Fiberglass (FRP). Piping should be PN10 or PN16 rated PVC/PE. Demand compliance with ISO 9001 for manufacturing quality and CE certification for electrical components like pumps and control panels. If the fish are for export, the materials must meet FDA or REACH food-contact standards.

What level of automation and monitoring is necessary for commercial operations?

To minimize risk, the system should feature an Integrated PLC Control System with real-time monitoring of pH, Dissolved Oxygen (DO), Temperature, and Salinity. Professional buyers should look for systems with automated alarm notifications (via SMS or App) and fail-safe mechanisms for power outages, such as automatic switch-overs to backup generators or oxygen cylinders.

How can I assess the energy efficiency and economic feasibility of the system?

Energy is the highest operational cost in RAS. Evaluate the Total Dynamic Head (TDH) of the pumps; low-head designs can reduce electricity consumption by 20-30%. Ask for the Feed Conversion Ratio (FCR) benchmarks supported by the system design. Calculate the Return on Investment (ROI) by comparing the initial CAPEX against the projected annual harvest yield and reduced water usage fees.

Cross-Border Procurement Risks and Strategies for RAS Systems

How should I handle the logistics and installation of such large-scale equipment?

RAS systems are bulky and complex. Use FOB or CIF terms but ensure the supplier provides a detailed loading plan to maximize container space. It is highly recommended to negotiate for on-site installation guidance or at least comprehensive video technical support. Verify if the supplier provides a detailed foundation drawing before the shipment arrives to prepare your facility.

What are the key strategies for negotiating with RAS suppliers on Made-in-China.com?

Focus on after-sales technical support and spare parts. Negotiate for a 2-year warranty on core components like bio-media and pumps. Request a wear-and-tear parts package (seals, UV lamps, sensor probes) to be included in the initial price. For large projects, suggest a milestone-based payment schedule linked to production stages and pre-shipment inspection results.

How can I ensure transaction security and quality assurance during the purchase?

Always use Secured Trading Services provided by Made-in-China.com to protect your funds. Before final payment, hire a third-party inspection agency (like SGS or Intertek) to conduct a Factory Acceptance Test (FAT). This test should verify pump flow rates, tank leak-proofing, and the integrity of the control logic to prevent receiving defective specialized equipment.

What are the shipping precautions for sensitive electronic sensors and bio-media?

Ensure water quality sensors and PLC screens are packed in anti-static, shock-proof wooden crates. Bio-media should be shipped in UV-protected bags to prevent degradation during long sea voyages. Confirm that the supplier provides a Packing List with HS Codes specifically for aquaculture machinery to avoid customs delays and ensure correct tariff application.

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