Technical Reference
TechnicalLibrary.
Comprehensive engineering data, operating limits, and cross-reference hijacking for high-performance RO membranes. Built for engineers, plant operators, and procurement specialists.
Replacement Finder
Searching for a specific DuPont or Hydranautics model? Find the 1:1 drop-in NanoH2O (LG) replacement below.
Brackish WaterModel: BW 400 R G2
NanoH2O (LG) BW 400 R G2
High rejection brackish water RO membrane with 99.8% nominal salt rejection and advanced fouling resistance. The standard high-performance workhorse for industrial and commercial applications.
Performance Specifications
- Permeate Flow Rate11,500 GPD
- Nominal Salt Rejection99.8%
- Active Membrane Area400 ft²
- Feed Spacer Thickness34 mil
- Standard Pressure225 psi
Engineering Design Limits
- Max Operating Pressure600 psi (41.3 bar)
- Max Operating Temp45°C (113°F)
- Max Feed Flow Rate85 gpm
- Continuous pH Range2.0 – 11.0
- Cleaning pH Range1.0 – 13.0
- Max Feed SDI₁₅5.0
- Free Chlorine Tolerance< 0.1 ppm
Drop-In Equivalents
DuPont Filmtec BW30-400
Hydranautics CPA5-LD
Suez AK400
Toray TM720D-400