500L/H RO Water Treatment System for Pure Water Filtration | STARK

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500L/H Reverse Osmosis Water Treatment System | STARK Water

Commercial reverse osmosis water purification systems are used to purify water. The system is controlled by raw water pump, FRP/stainless steel pretreatment tank (sand filter, activated carbon filter), SS304 cartridge security filter housing, chemical dosing system, high pressure pump, FRP membrane pressure vessel, 4040 membrane, control panel and touch screen composition. RO Pure Water Treatment  
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Product Description

The STARK 500L/H Commercial Reverse Osmosis Water Treatment System is a fully integrated and automatic RO unit engineered to deliver high-purity water for demanding commercial and light industrial applications. Utilizing spiral-wound 4040 RO membranes and a multi-stage pretreatment process, the system achieves excellent removal of salts, heavy metals, bacteria, and organic contaminants from raw water sources such as municipal water or groundwater.

500L/H RO system

Built with high-quality components including a stainless steel or FRP frame, this system ensures reliable operation, low energy consumption, and minimal maintenance. Its modular design makes it easy to install and expand, while intelligent control options—such as touch screen PLC or manual control modes—offer flexibility for different project needs.

Ideal for use in drinking water plants, food processing facilities, laboratories, and pharmaceutical environments, the system can produce up to 500 liters of purified water per hour with a desalination rate of 98% or higher. Real-time conductivity and pressure monitoring ensure consistent output and protection for the RO membranes.

Technical Operating Parameters:

Item Specification
Water Output Capacity 500 liters per hour (LPH)
Desalination Rate ≥ 98%
Water Recovery Rate ≥ 60%
Product Water Conductivity ≤ 10 μS/cm
RO Membrane 2 × 4040 spiral-wound membranes
High-Pressure Pump Power 1.5 kW – 3.0 kW (adjustable)
Voltage Supply 220V / 380V, 50Hz or 60Hz (customizable)
Frame Material SUS304 Stainless Steel or FRP
RO Configuration Single-stage reverse osmosis system
Control Mode Manual / Automatic / PLC touch screen

All STARK RO systems undergo rigorous testing before shipment and come with a 1-year warranty and lifetime technical support. The 500LPH model can be customized with additional features such as UV sterilizers, EDI modules, or mobile container integration.

Water Treatment System

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Product Parameter

Model STARK-RO500
Capacity 500 LPH (liters per hour)
Desalination Rate ≥ 98%
Recovery Rate ≥ 60%
Membrane Type 4040 RO membrane
Material Optional FRP or SUS304 Stainless Steel
Power Supply 220V/380V, 50Hz/60Hz
Control Panel PLC touch screen / button type available
Application Drinking water, food & beverage, industrial process water
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Applicable Industry

The STARK 500L/H RO system is designed to meet the high-purity water demands of various commercial and industrial sectors. With compact footprint and robust configuration, it is suitable for a wide range of water treatment projects where space efficiency and stable water output are essential.

  • Bottled water production plants – ensure microbiologically safe and low-TDS water
  • Food & beverage processing – supply clean water for mixing, rinsing, and ingredient use
  • Pharmaceutical & healthcare industries – feedwater for sterile processes and equipment cleaning
  • Electronics and laboratories – meet strict conductivity and ion removal standards
  • Breweries, cosmetics & daily chemical plants – ensure water quality consistency and taste profile
  • Small-scale desalination projects – remove high salinity from brackish sources

Wherever process water quality is critical, STARK RO systems help reduce scaling, improve product consistency, and minimize production downtime.

Stark Advantage

The 500LPH RO system is engineered for efficient performance within a compact frame, making it ideal for facilities with space limitations. Its integrated skid-mounted design simplifies transportation, installation, and relocation.

Energy-saving components—such as high-efficiency pumps and low-energy membranes—help reduce operational costs. All major filtration and control modules are arranged logically for easy access during inspection or servicing.

STARK offers a range of control options to suit your operational needs, from basic button-based operation to advanced PLC touch-screen panels with multilingual interfaces. You can monitor flow rate, TDS, inlet/outlet pressure, and total water yield in real time.

The system also supports customization in terms of pretreatment filters, membrane brands, voltage configuration, frame materials (FRP/SUS), and even container-mounted integration. Whether you’re running 24/7 operations or using batch-mode processing, this RO system adapts to your workflow.

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