VONTRON LP21-4040 RO Element
VONTRON LP21-4040 RO Element LP series of low pressure aromatic polyamide RO element is developed by VONTRON for treatment of brackish water. It has the characteristics of low-pressure in operation, high permeate flow and excellent rejection performance in removing of solvable salts, TOC, SiO2, etc. It is especially suitable for the preparation of high purity water in electronics and power industry.
LP series of low pressure element normally suitable for treatment of brackish water, surface water, underground water and municipal water with TDS is less than 10000 ppm. It is mainly used for producing various scales of bottle water, drinking water, industrial used pure water, high purity water, boiler replenishment water, also for wastewater reuse, material concentration, purification and refining purposes.
| Model: | LP21-4040 |
| Salt rejection: | 99.5% |
| Effective membrane area: | 8.4㎡ |
| Test pressure: | 15.5bar |
| Capacity: | 2,400GPD |
| Membrane type: | T.F.C |
| PH range for continue working: | 2-11 |
| Brand Name: | Vontron |
| 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(%) |
| LP21-4040 | 90(8.4) | 2400(9.1) | 99.5 |
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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