AMI 2.5x40 Seawater Desalination Reverse Osmosis Membranes
For Watermakers and Land-and-Sea Based Seawater Desalinators

Highest Salt Rejection Seawater RO Watermaker Membranes AMI high rejection and high productivity seawater reverse osmosis membranes are specially designed for marine applications. AMI SWRO membranes are ideal for seawater desalination in shipboard applications, watermakers, land-based desalinators and sea-based desalinators. AMI Membranes are Made in the USA in their ISO 9001:2015 Certified Facility and are 100% Quality and Performance Tested. Looking for a replacement seawater desalination membrane element for your watermaker filter system? View our Watermaker Replacement Membrane Chart. Benefits of AMI Seawater Desalination RO Membranes: Convert seawater into drinking water on yachts, boats, cruise ships, off-shore platforms, and resorts Highest Rejection & High Flow Rate  Made in the USA  Manufactured in ISO 9001:2015 Certified Facilities  100% Performance and Quality Tested  High Quality for Consistent and Reliable Performance Uses the most advanced membrane film technology and manufacturing processes Standard dimensions to fit in commonly available housings		Specifications for M-S2540A     AMI Model Number M-S2540A Can Replace Models: DOW SW30-2540 DuPont SW30-2540 FilmTec SW30-2540 Spectra FT-MB-40, Katadyn FT-MB-40, Most industry-Standard 2.5x40 Seawater RO Elements Size (Approximate): 2.5" Dia. x 40"L Flow Rate: 700 gpd (2.65 m³/d) Applied Pressure: 800 psig (55 bar) Stabilized Salt Rejection: 99.6% Minimize Salt Rejection: 99.4% Single Element Recovery: 8% Exterior: Hard Shell Fiberglass Membrane Type:   Polyamide Thin-Film Composite For Use in Systems: Watermakers or marine systems using 2.5x40 SWRO Membranes Katadyn Spectra Systems: Catalina 340c Bimini 300c Cape Horn Extreme 330 Newport 400c Newport 700c Newport 1000c Monterey 1000     Permeate flow and salt rejection based on 32,000 ppm NaCl feed stream, pressure and recovery listed above.  Element Permeate flow may vary +/- 20%   Operating Limits for M-S2540A     Maximum Operating Temperature: 113°F (45°C) Maximum Operating Pressure: 1,000 psig (69 bar) Maximum Pressure Drop: 15 psig (1 bar) Maximum Feed Flow Rate: 6 gpm (1.4m³/h) pH Range, Continuous Operation: 2-11 pH Range, Short-Term Cleaning: 1-13 Maximum Feed Silt Density Index: SDI 5 Fere Clorine Tolerance: 0

Related Products for use with M-S2540A Seawater Elements

Common Applications for AMI Seawater Watermaker Elements:

Physical Dimensions of AMI M-S2540A SWRO Marine Element

INCHES (MM) L 40.0 (1016) I 38.0  (960) D 2.4 (61) P 0.75 (19)

Replacement Compatibility for AMI 2.5 x 40 SWRO Membranes

AMI 2540 membrane elements are may be used as direct replacements for most industry-standard 2.5" x 40"  seawater Membrane elements, including:  DOW FilmTec SW30-2540, Katadyn Spectra FT-MB-40, and most other Industry-Standard 2.5x40 Size Seawater RO Elements - for use in any system using these membrane elements.  Some common systems using these elements are:

• Spectra Catalina 340c
• Spectra Bimini 300c
• Spectra Cape Horn Extreme 330
• Spectra Newport 400c
• Spectra Newport 700c
• Spectra Newport 1000c
• Spectra Monterey 1000 (Spectra Watermakers Monterey - 1000)
• Katadyn Catalina 340c
• Katadyn Bimini 300c
• Katadyn Cape Horn Extreme 330
• Katadyn Newport 400c
• Katadyn Newport 700c
• Katadyn Newport 1000c
• CT-340c-12, CT-340c-24
• CH-330, CH-330-24
• NP-400c-12, NP-400c-24
• NP-700c24, NP-700c-110/12, NP700c-110/24, NP-700c-220/12, NP700c-220/24
• NP-1000c24, NP-1000c-110/12, NP1000c-110/24, NP-1000c-220/12, NP1000c-220/24

If you do not see your system listed or wish to learn more about compatibility, please contact us.  Our certified water treatment experts will be happy to discuss your application.  To ensure prompt and accurate information, please include as much information about your system as possible, such as:  model, manufacturer, model of membranes being replaced, any available. product manuals or literature associated with your system, and photographs of your system or membranes.