BW-34-4040
BW-34-4040 is a brackish-family spiral-wound thin-film composite RO element. Elements in this range undergo vacuum integrity testing and carry serial numbers.
- Element size
- 101.6 × 1,016 mm
- Salt rejection
- 99.5%
- Permeate flow
- 9.085 m³/d (2,400 GPD)
Tested at 1,500–2,000 ppm NaCl, 25 °C (77 °F), 10.3 bar (150 psi), pH 7 (± 0.5), 15% recovery.
Lead time is confirmed with your quote and depends on order size.
- Model
- BW-34-4040
- Segment
- Commercial
- Family
- Brackish
- Element size
- 4" × 40"
- Active area
- 7.5 m² (80 ft²)
- Feed spacer
- 34 mil
- Salt rejection
- 99.5%
- Permeate flow
- 9.085 m³/d (2,400 GPD)
- Test pressure
- 10.3 bar (150 psi)
- Max temperature
- 45°C
- Maximum operating pressure
- On request
- pH range (operation / cleaning)
- On request
- TDS class
- brackish
Tested at 1,500–2,000 ppm NaCl, 25 °C (77 °F), 10.3 bar (150 psi), pH 7 (± 0.5), 15% recovery.
Other sizes in this family
Cross-referenced models
Cross-references support initial selection. Confirm feed water, operating conditions and system compatibility with Hi-Tech before replacement. Published specifications may use different test conditions.
Application review required unless badged otherwise.
- DuPont (FilmTec) TW30 PRO-4040Comparable specifications
- DuPont (FilmTec) BW30-4040Comparable specifications
- DuPont (FilmTec) BW30 PRO-4040Comparable specifications
- Toray TM710Comparable specifications
- Toray TM710DComparable specifications
- Hydranautics (Nitto) CPA2-4040
- Hydranautics (Nitto) CPA3-4040
- Hydranautics (Nitto) CPA3-LD-4040
- Hydranautics (Nitto) LFC3-LD-4040
- LG Chem (NanoH2O) LG TW 4040Comparable specifications
- LG Chem (NanoH2O) LG BW 4040 R
- LG Chem (NanoH2O) LG BW 4040 SF
- Koch (Separation Solutions) TFC-4040-HRComparable specifications
- Koch (Separation Solutions) TFC-4040-FRComparable specifications
- Veolia (formerly SUEZ) AG-4040CComparable specifications
- Veolia (formerly SUEZ) AG-4040FMComparable specifications
- Lanxess (LewaBrane) LewaBrane B 4040 TWComparable specifications
- Lanxess (LewaBrane) LewaBrane B 4040 HRComparable specifications
- Lanxess (LewaBrane) LewaBrane B085 FR 4040Comparable specifications
- Vontron ULP21-4040Comparable specifications
- Vontron LP21-4040Comparable specifications
- Vontron ULP22-4040Comparable specifications
- Vontron HOR-4040
- CSM (Toray Chemical Korea) RE4040Comparable specifications
- CSM (Toray Chemical Korea) RE4040-BNComparable specifications
- CSM (Toray Chemical Korea) RE4040-BEComparable specifications
- CSM (Toray Chemical Korea) RE4040-FEComparable specifications
- CSM (Toray Chemical Korea) RE4040-FNComparable specifications
- Trisep (Microdyn-Nadir) 4040-ACM2Comparable specifications
- Trisep (Microdyn-Nadir) LG BW 4040 R / UESComparable specifications
Frequently asked questions
What is the salt rejection of BW-34-4040?
BW-34-4040 is listed at 99.5% salt rejection. Tested at 1,500–2,000 ppm NaCl, 25 °C (77 °F), 10.3 bar (150 psi), pH 7 (± 0.5), 15% recovery.
What element size is BW-34-4040?
BW-34-4040 is a 4" × 40" spiral-wound RO element (size code 4040). Listed maximum operating temperature is 45°C.
Which models is BW-34-4040 cross-referenced with?
BW-34-4040 is cross-referenced with DuPont (FilmTec) TW30 PRO-4040 (Comparable specifications), DuPont (FilmTec) BW30-4040 (Comparable specifications), DuPont (FilmTec) BW30 PRO-4040 (Comparable specifications), Toray TM710 (Comparable specifications), Toray TM710D (Comparable specifications), Hydranautics (Nitto) CPA2-4040 (Application review required) and others. Cross-references support initial selection. Confirm feed water, operating conditions and system compatibility with Hi-Tech before replacement. Published specifications may use different test conditions.