DuPont FilmTec™ TW30-1812-50HR Element Tap Water Reverse Osmosis Membrane Element
Residential RO element offering quick stabilization at high rejection, up to 20% higher flow rates than competitive elements at the same pressure, NSF certification, and dry shipping for long shelf-life. Built on a durable polyamide thin-film composite membrane, the TW30-1812-50HR Element is engineered by DuPont Water Solutions for reliable, long-term performance in tap and municipal water treatment.
📄 Download the DuPont Product Datasheet (PDF)
Performance Specifications
| Specification | Value |
|---|---|
| Manufacturer | DuPont Water Solutions (FilmTec™) |
| Element Size | 1.8 in x 12 in |
| Membrane Type | Spiral-wound element with polyamide thin-film composite membrane |
| Permeate Flow Rate | 50 gpd (7.9 L/h) at 50 psig (3.4 bar) |
| Stabilized Salt Rejection | 99% |
| Minimum Salt Rejection | 98.0% |
| Shipping Weight | ~1 lbs (boxed) |
| Shipping Dimensions | 4" × 14" × 4" (boxed W × L × D) |
| HS Code (Tariff) | 8421.21.0000 — water filtering/purifying apparatus |
Operating & Limiting Conditions
| Parameter | Limit |
|---|---|
| Maximum Operating Temperature | 113F (45C) |
| Maximum Operating Pressure | 150 psig (10 bar) |
| Maximum Feed Flow Rate | 2.0 gpm (7.6 lpm) |
| Maximum Feed Silt Density Index (SDI) | SDI 5 |
| Free Chlorine Tolerance | < 0.1 ppm |
| pH Range — Continuous Operation | 2 - 11 |
Physical Dimensions
| Dimension | Value |
|---|---|
| Overall Length | 11.74 in (298 mm) |
| Outer Diameter | 1.75 in (44.5 mm) |
| Permeate Tube | 0.68 in (17 mm) |
| Fits Pressure Vessel | standard RO pressure vessel |
Performance based on DuPont standard test conditions: Permeate flow and salt rejection based on the following test conditions: 500 ppm NaHCO3, 77F (25C), pH 8.0, 15% recovery and the specified applied pressure.. Individual element flow may vary. Reference: official DuPont Product Data Sheet.
Typical Applications
- Residential reverse osmosis water purifiers
- Light-commercial tap-water treatment
- Treating high hardness waters
- Residential and light-commercial drinking water
- Point-of-use and point-of-entry systems
- Lab and appliance feed water
Frequently Asked Questions
What is the DuPont FilmTec TW30-1812-50HR?
It is a 1.8 in x 12 in tap water reverse osmosis membrane element from DuPont Water Solutions, producing up to 50 gpd (7.9 L/h) at 50 psig (3.4 bar) at 99% rejection.
What is the rated flow?
Up to 50 gpd (7.9 L/h) at 50 psig (3.4 bar) at DuPont standard test conditions (Permeate flow and salt rejection based on the following test conditions: 500 ppm NaHCO3, 77F (25C), pH 8.0, 15% recovery and the specified applied pressure.).
What rejection does it achieve?
99% stabilized, 98.0% minimum.
What pressure vessel does it fit?
A standard RO pressure vessel RO pressure vessel.
What is the price of the TW30-1812-50HR?
Contact ForeverPure at 408-969-2688 or sales@foreverpureplace.com for current pricing and availability.
