Toray TM820M-400 SWRO Membrane

Original price was: 699 $.Current price is: 645 $.

The Toray TM820M-400 SWRO Membrane is a cross-linked polyamide composite membrane designed to treat sea water or high salinity water with a concentration of over 10,000 ppm. This state-of-the-art membrane comes in 4”, 8”, and 16” sizes that can be used in multiple membrane systems for superior filtration. The 4” membrane types are particularly suitable for small private or shipboard sea water desalination. With its high performance and reliability, the Toray TM820M-400 SWRO Membrane is an excellent choice for any water treatment application.

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Product details

The Toray TM820M-400 SWRO Membrane is a reliable choice for treating sea water or high salinity water in multiple membrane systems, including small private or shipboard desalination.

1. Membrane Type Cross Linked Fully Aromatic Polyamide Composite
2. Test Conditions Feed Water Pressure Feed
Water Temperature Feed
Water Concentration
Recovery Rate
Feed Water pH
800 psi (5.52MPa)
77°F (25°C)
32,000 mg/l Nacl
3. Minimum Salt Rejection 99.5%
4. Minimum Product Flow Rate 5,600gpd (21.2m³/d) (TM820M-400)
6,200gpd (23.5m³/d) (TM820M-440)
5. Boron Rejection (typical value) 95% at pH 8 (5mg/l Boron added to Feed water)


Type DiameterInch Membrane Area ft² (m²) Salt Rejection% Product Flow Rate gpd(m³/d) Feed Spacer Thickness mil
TM820M-400 8” 400 (37) 99.8 7,000(26.5) 34


  • Maximum Feed Water SDI15: 5
  • Maximum Operating Pressure: 1200psi (8.3 MPa)
  • Maximum Feed Water Temperature: 113°F (45°C)
  • Feed Water Chlorine Concentration: <0.1ppm
  • Feed Water pH Range, Continuous Operation: 2-11
  • Feed Water pH Range, Chemical Cleaning: 1-12
  • Maximum Pressure Drop per Element: 15 psi (0.10 MPa)
  • Maximum Pressure Drop per Vessel: 50 psi (0.34 MPa)

Typical applications

  • Desalination
  • Industrial and commercial use

Downloadable PDF

Toray TM820M-400 SWRO Membrane (English)