Toray TM820M-400 7000 GPD Seawater RO Membrane | 8x40 High Rejection

Toray TM820M-400 Seawater Reverse Osmosis Membrane Element

The Toray TM820M-400 is a high-performance 8" x 40" seawater RO membrane designed for desalination and high-salinity water treatment. It delivers excellent salt rejection and reliable permeate flow for demanding marine, industrial, and commercial applications.

Key Specifications:

• Part Number: TM820M-400
• Size: 8.0" x 40"
• Membrane Area: 400 ft² (37 m²)
• Nominal Salt Rejection: 99.80%
• Minimum Salt Rejection: 99.50%
• Permeate Flow Rate: 7,000 GPD (26.5 m³/day)
• Minimum Permeate Flow: 5,600 GPD (21.2 m³/day)
• Feed Spacer: 34 mil
• Test Conditions: 800 psi, 77°F (25°C), 32,000 mg/L NaCl, 8% recovery, pH 7
• Membrane Type: Cross-linked fully aromatic polyamide composite
• Boron Rejection (typical): 95% at pH 8

Applications:

• Seawater desalination
• High-salinity brackish water treatment (>10,000 ppm TDS)
• Industrial process water
• Municipal water treatment
• Offshore platforms & marine vessels

Features & Benefits:

• High rejection rate for superior permeate quality
• Robust membrane chemistry for long service life
• Optimized for energy-efficient operation
• Wet-tested and vacuum-packed for immediate use