N-TECH Light Commercial RO Membranes Custom Branded Bulk Solutions for Small-Scale Water Treatment

Need high - performance light commercial reverse osmosis membranes for your brand? N-TECH has you covered. Our RO elements are engineered for small - scale applications like drinking water stations, office/residential direct water systems, and lab/medical pure water setups. We offer bulk production with your brand, ensuring quality and brand consistency.
Crafted for efficiency, these membranes handle groundwater, surface water, and municipal water with up to 5000mg/L salinity. Using advanced tech, they deliver stable salt rejection, high permeate flow, and long - term reliability. Available in various sizes, they fit standard systems, and our bulk, custom - branding options boost your market presence.
Your Brand, Our Quality: Add your logo, packaging, and specs to bulk orders. Strengthen your brand in small - scale water treatment markets.
Proven Performance: Up to 99.5% salt rejection, reliable flow rates, and durability reduce maintenance and costs.
Bulk Consistency: Automated production ensures uniform quality across large batches (100+ units).
Tailored to Needs: Multiple series (High Rejection, Low Pressure, eXtra Low Pressure) for diverse small - scale water sources.
Drinking Water Supplier, Denver: Partnered for 200+ High Rejection (BW - 4040) membranes under their brand. 99.5% salt rejection met quality standards, doubling their customer base in 6 months.
Office Water Provider, New York: Ordered 150 Low Pressure (LE - 4040) membranes with custom labels. High flow (2500 GPD) and 99.5% rejection satisfied clients, securing a 2 - year contract.
Medical Lab Supplier, Chicago: Used eXtra Low Pressure (XLP - 4040) membranes (branded as their own) for lab pure water. 3100 GPD flow and 99.2% rejection met strict standards, winning repeat orders.
Test condition 1: 2000ppm NaCl, 225psi, 77°F, pH 7, 4040/2540 15% recovery, 4021 8% recovery
Product Category | Product | Permeate Flow Rate GPD(m³/d) | Stabilized Salt Rejection (%) | Minimum Salt Rejection (%) | Active Membrane Area ft²(m²) | Feed Spacer (mil) |
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High Rejection¹ | BW - 4040 | 2700(10.2) | 99.5 | 99.3 | 85(7.9) | 28 |
High Rejection¹ | BW - 4040 - 34 | 2300(8.7) | 99.5 | 99.3 | 85(7.9) | 34 |
High Rejection¹ | BW - 4021 | 1000(3.8) | 99.5 | 99.3 | 36(3.3) | 28 |
High Rejection¹ | BW - 2540 | 900(3.4) | 99.5 | 99.3 | 28(2.6) | 28 |
Test condition 2: 2000ppm NaCl, 150psi, 77°F, pH 7, 4040/2540 15% recovery, 4021 8% recovery
Product Category | Product | Permeate Flow Rate GPD(m³/d) | Stabilized Salt Rejection (%) | Minimum Salt Rejection (%) | Active Membrane Area ft²(m²) | Feed Spacer (mil) |
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Low pressure² | LE - 4040 | 2500(9.5) | 99.5 | 99.2 | 85(7.9) | 28 |
Low pressure² | LE - 4021 | 1000(3.8) | 99.5 | 99.2 | 36(3.3) | 28 |
Low pressure² | LE - 2540 | 900(3.4) | 99.5 | 99.2 | 28(2.6) | 28 |
Test condition 3: 500ppm NaCl, 100psi, 77°F, pH 7, 4040/2540 15% recovery, 4021 8% recovery
Product Category | Product | Permeate Flow Rate GPD(m³/d) | Stabilized Salt Rejection (%) | Minimum Salt Rejection (%) | Active Membrane Area ft²(m²) | Feed Spacer (mil) |
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eXtra low pressure³ | XLP - 4040 | 3100(11.7) | 99.2 | 98.5 | 78(7.2) | 28 |
eXtra low pressure³ | XLP - 4021 | 1200(4.5) | 99.2 | 98.5 | 36(3.3) | 28 |
eXtra low pressure³ | XLP - 2540 | 1000(3.8) | 99.2 | 98.5 | 28(2.6) | 28 |


