Applied Membranes M-S2540A Seawater Desalination Reverse Osmosis Membrane produces high quality drinking water from seawater and is designed for use in Watermakers, Shipboard Applications, and Land-and-Sea Based Desalinators. Applied Membranes Inc. (AMI) 25x40 seawater membrane elements can be used as direct replacements for SW30-2540, FT-MB-40, and most industry-standard 2.5" x 40" seawater RO membranes, in watermakers and seawater desalination systems using these elements - including: Catalina 340c, Bimini 300c, Cape Horn Extreme 330, Newport 400c, Newport 700c, Newport 1000c, Monterey 1000 and any system using standard 2.5 x 40 seawater membranes. Applied Membranes seawater reverse osmosis elements are made in the USA in our ISO 9001:2015 Certified manufacturing plant. M-S2540A Seawater membrane elements are wrapped in fiberglass to increased pressure and TDS tolerance 100% Quality Check and Integrity TestedHigh Quality RO Membranes with Consistent Performance Produces 700 GPD Freshwater from Seawater 99.6% Stabilized Salt Rejection Operating Conditions: Performance specifications based on 32,000 mg/l sodium chloride, 800 psi (5.5 MPa) applied pressure, 77ºF (25ºC) feed water temperature, pH 8 and 8% single-element recovery. Element permeate flow may vary ± 20%. Maximum operation pressure: 1000 psi (6.9 MPa)Maximum feed flow rate: 6 gpmMaximum operating temperature: 113° F (45° C)Maximum feed water turbidity: 1 NTUMaximum feed water SDI (15min): 5Chlorine tolerance: >0.1 PPMFeedwater pH range (Continuous): 2-11Feedwater pH Range (Cleaning, 30 mins): 1-12