KC-ULP8040 Industrial Low-Pressure RO Membrane
KC-ULP8040 is an ultra-low pressure reverse osmosis membrane element developed for efficient treatment of low-salinity water where stable performance and reduced operating costs are important system objectives. Based on aromatic polyamide technology, it delivers high water permeability and reliable salt rejection under low operating pressure conditions.
Designed for feed water with TDS up to 2,000 mg/L, KC-ULP8040 is widely used in municipal water, groundwater, surface water, and industrial water treatment systems. It is an ideal choice for applications requiring a balance between energy efficiency and consistent water quality.
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Key Features
- Ultra-low pressure operation,energy-efficient
- High water flux performance under reduced operating pressure conditions
- Stable and consistent salt rejection performance
- Helps reduce overall system energy consumption and pump load
- Suitable for low-salinity water treatment applications
- Improves overall system operating efficiency and cost performance
Application
- Surface water treatment systems
- Groundwater purification systems
- Municipal drinking water treatment plants
- Bottled and packaged drinking water production systems
- Food and beverage water purification systems
- Industrial pure water production systems
- Secondary RO systems in double-pass configurations
Technical Specifications& Performance
| Model | Stabilized Salt Rejection (%) | Effective Membrane Area (ft²(m²)) | Average Permeate Flow (GPD(m³/d)) |
|---|---|---|---|
| KC-ULP8040 | 99.30 | 400(37.2) | 11000(41.6) |
| KC-ULP-HR8040 | 99.60 | 440(40.9) | 10500(39.7) |
| KC-ULP-HF8040 | 99.50 | 440(40.9) | 12500(47.3) |
Standard Test Conditions
| Testing Pressure psi (MPa) | Test Solution NaCl (ppm) | Recovery (%) | Temperature (°C) | PH |
|---|---|---|---|---|
| 150(1.03) | 1500 mg/L | 15 | 25 | 7.5-8.0 |
Dimensions

Packaging
- Individually sealed plastic bag
- Single unit carton box
- Master cartons for multiple units
- Pallet available for export shipment
FAQ
Q1. When should an ultra-low pressure membrane be selected instead of a standard low-pressure membrane?
ULP membranes are commonly selected when reducing operating pressure and energy consumption is a key system design objective while maintaining stable water quality.
Q2. What feed water conditions are suitable for KC-ULP8040?
KC-ULP8040 is designed for low-salinity feed water with TDS up to approximately 2,000 mg/L, including municipal water, groundwater, surface water, and pre-treated industrial water.
Q3. What factors should be evaluated before selecting a ULP membrane?
Feed water quality, required permeate capacity, operating pressure, and system recovery should all be considered during membrane selection.
Q4. Which industries commonly use KC-ULP8040?
It is widely used in municipal water treatment, food and beverage production, bottled water manufacturing, and industrial pure water systems.
