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4040 Brackish Water Reverse Osmosis Membrane Element 2500 GPD 99.5% Salt Rejection Industrial RO Filtration
Product Details:
| Place of Origin: | Zhejiang, China |
| Brand Name: | Fenigal/OEM |
| Certification: | NSF/ANSI 58, ISO 9001:2015 |
| Model Number: | BW-4040-2500 |
Payment & Shipping Terms:
| Minimum Order Quantity: | 5 Pieces |
|---|---|
| Price: | USD 120-180 / Piece |
| Packaging Details: | Individual vacuum-sealed PE bag, reinforced export carton, palletized with moisture barrier |
| Delivery Time: | 3-5 working days for stock, 15-20 days for production |
| Payment Terms: | T/T, L/C, Western Union, PayPal |
| Supply Ability: | 10000 Pieces per Month |
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Detail Information |
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| Membrane Size: | 4040 (4.0" X 40") | Membrane Material: | TFC Polyamide |
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| Permeate Flow: | 2500 GPD (9.5 M³/day) | Salt Rejection Rate: | ≥ 99.5% |
| Active Area: | 85 Ft² (7.9 M²) | Feed Spacer: | 28 Mil (0.71mm) |
| Test Pressure: | 150 Psi | PH Range: | 2-11 Continuous |
| Highlight: | 4040 brackish water RO membrane,2500 GPD reverse osmosis element,industrial RO filtration membrane |
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Product Description
4040 Brackish Water Reverse Osmosis Membrane Element
Our 4040 brackish water RO membrane element delivers 2500 GPD permeate flow with a 99.5% minimum NaCl rejection rate. Designed with advanced thin-film composite (TFC) polyamide membrane technology, this element ensures reliable and consistent desalination performance for industrial and commercial water treatment systems.
Key Features
- High salt rejection rate exceeding 99.5% for NaCl
- 2500 GPD (9.5 m³/day) nominal permeate flow
- Thin-film composite (TFC) polyamide membrane material
- Low fouling design with wide pH tolerance range
- Standard 4040 form factor interchangeable with major brands
- Operating pressure as low as 150 psi for energy efficiency
- Food-grade materials compliant with NSF standards
- Individually vacuum sealed and tested before shipment
Technical Specifications
| Parameter | Specification |
|---|---|
| Model Size | 4040 (4.0" x 40") |
| Membrane Type | Thin-Film Composite (TFC) Polyamide |
| Permeate Flow Rate | 2500 GPD (9.5 m³/day) |
| Minimum Salt Rejection | 99.5% (NaCl) |
| Active Membrane Area | 85 ft² (7.9 m²) |
| Feed Spacer Thickness | 28 mil (0.71mm) |
| Operating Pressure | 150 psi (1.03 MPa) |
| Maximum Operating Pressure | 600 psi (4.14 MPa) |
| Maximum Feed Flow Rate | 16 GPM (3.6 m³/h) |
| pH Operating Range | 2-11 (continuous), 1-13 (cleaning) |
| Maximum Feed SDI | SDI 5 |
| Free Chlorine Tolerance | < 0.1 ppm |
Applications
- Industrial brackish water desalination
- Commercial RO drinking water systems
- Boiler feed water preparation
- Electronics manufacturing ultrapure water
- Food and beverage process water
- Pharmaceutical water purification systems
Each element individually vacuum-sealed in food-grade polyethylene bag, packed in reinforced export carton. OEM branding available. Compatible with DOW Filmtec, Hydranautics, Toray, CSM, and Vontron 4040 housings.
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