Hydranautics ESPA4-4040 Reverse Osmosis Membrane
The Hydranautics ESPA4-4040 Reverse Osmosis Membrane is an exceptional type of filtration technology that functions by using pressure to feed water through a semi-permeable membrane to remove contaminants, salts, minerals, and other impurities to produce clean, pure, and safe drinking water. This advanced water filtration system is designed with cutting-edge technology that enables it to effectively remove up to 99% of water particles that are harmful to human health, ensuring that the water that you consume is of the highest quality and meets the highest safety standards. With the use of this membrane, you can significantly reduce your reliance on bottled water and significantly improve the quality of water that you consume and use at home or at your workplace. Additionally, the Hydranautics ESPA4-4040 Reverse Osmosis Membrane is easy to install and maintain, making it a highly convenient option for those seeking high-performance water filtration technology.
| Model: | ESPA4-4040 |
| Salt rejection: | 99.2% |
| Effective membrane area: | 7.9㎡ |
| Test pressure: | 15.5bar |
| Capacity: | 2,500GPD |
| Membrane type: | T.F.C |
| PH range for continue working: | 2-11 |
| Brand Name: | Hydranautics |
| Condition: | New |
| Size: | 100*100*1000mm |
| Weight: | 4KG |
| Material: | CARTON |
| Applicable Industries: | Hotels, Manufacturing Plant, Food & Beverage Factory, Farms, Restaurant, Home Use, Food & Beverage Shops |
| Deet sheet | |
Typical Properties
| Product | Active area ft²(m²) | Permeate flow rategpd(m³/d) | Stabilized salt rejection(%) |
| ESPA4-4040 | 85(7.9) | 2500(9.46) | 99.2 |
Element Dimensions

Replacable model for each Brand RO membrane
| DOW Filmtec | Hydranautics | Toray | Daltonen | Vontron | CSM | LG | |
| 4inch backwash RO membrane | BW30PRO-4040 | CAP2-4040 | TM710D | BW4040PRO | LP21-4040 | RE4040-BE | BW 4040 R |
| 8inch brackish RO membrane | BW30PRO-400 | CAP3-LD | TM720D-400 | BW8400PRO | LP21-8040 | RE8040-BE | BW 400 R Dura |
| 8inch brackish RO membrane Fouling Resistant | BW30FR-400 | LFC3-LD | TML20D-400 | FR8400 | FR12-8040 FR22-8040PRO | RE8040-FEN | BW 400 AFR |
| 8inch sea water RO membrane | SW30HR-380 | SWC5-LD | TM820M-400 TM820V-400 | SW8400HR SW8400HRLE | SW8040HR-400 | RE8040-SHA400 RE8040-SHF | SW 400 SR SW 400 R |
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