{"product_id":"e-mem-2540-industrial-ro-membrane","title":"E-MEM 2540 Industrial RO Membrane","description":"\u003ch1\u003eE-MEM 2540 Industrial \u003ca href=\"https:\/\/puritech.co.za\/product-category\/ro-membrane-elements\/emem-membranes\/\"\u003eRO Membrane\u003c\/a\u003e\n\u003c\/h1\u003e \u003cp data-start=\"616\" data-end=\"1112\"\u003eThe \u003cstrong data-start=\"620\" data-end=\"657\"\u003eE-MEM 2540 Industrial RO Membrane\u003c\/strong\u003e is a high-quality polyamide composite element designed for commercial and light-industrial reverse osmosis (RO) systems. It features an active area of approximately 2.8 m² (30 ft²) and a typical permeate output of \u003cstrong data-start=\"872\" data-end=\"897\"\u003e750 GPD (≈2.8 m³\/day)\u003c\/strong\u003e under standard test conditions. With a salt rejection rate of ~99% and a compact 2.5″ diameter × 40″ length format, it fits smaller vessels while delivering robust performance.\u003c\/p\u003e \u003ch3 data-start=\"1119\" data-end=\"1136\"\u003eKey Features\u003c\/h3\u003e \u003cul\u003e \u003cli data-start=\"1139\" data-end=\"1332\"\u003e\n\u003cstrong data-start=\"1139\" data-end=\"1164\"\u003eCompact yet powerful:\u003c\/strong\u003e With an active membrane area of 30 ft² (2.8 m²) and ~750 GPD output, this model suits systems where space or budget is limited.\u003c\/li\u003e \u003cli data-start=\"1335\" data-end=\"1495\"\u003e\n\u003cstrong data-start=\"1335\" data-end=\"1359\"\u003eHigh salt rejection:\u003c\/strong\u003e Delivers ~99% rejection of NaCl under testing conditions (1000 ppm NaCl, 25 °C, 15% recovery).\u003c\/li\u003e \u003cli data-start=\"1498\" data-end=\"1683\"\u003e\n\u003cstrong data-start=\"1498\" data-end=\"1527\"\u003eDurable operating limits:\u003c\/strong\u003e Suitable for feed temperatures up to ~45 °C, maximum pressure ~600 psi (≈41.4 bar), SDI ≤5, free-chlorine \u0026lt;0.1 ppm.\u003c\/li\u003e \u003cli data-start=\"1686\" data-end=\"1855\"\u003e\n\u003cstrong data-start=\"1686\" data-end=\"1712\"\u003eVersatile application:\u003c\/strong\u003e Ideal for light commercial RO setups, small‐scale water-bar systems, or laboratory water purification.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 data-start=\"1862\" data-end=\"1891\"\u003eTechnical Specifications\u003c\/h3\u003e \u003cul\u003e \u003cli data-start=\"1894\" data-end=\"1955\"\u003eModel: EM-RO-2540-ULP\u003c\/li\u003e \u003cli data-start=\"1958\" data-end=\"2027\"\u003eActive Area: ~30 ft² (2.8 m²)\u003c\/li\u003e \u003cli data-start=\"2030\" data-end=\"2115\"\u003eTypical Permeate Flow: ~750 GPD (~2.8 m³\/day)\u003c\/li\u003e \u003cli data-start=\"2118\" data-end=\"2212\"\u003eSalt Rejection: ~99% (tested at 1000 ppm NaCl, 25 °C)\u003c\/li\u003e \u003cli data-start=\"2215\" data-end=\"2309\"\u003eDimensions: 2.5″ I.D. (≈63.5 mm) × 40″ L (≈1 016 mm)\u003c\/li\u003e \u003cli data-start=\"2312\" data-end=\"2386\"\u003eMax Operating Temperature: 45 °C\u003c\/li\u003e \u003cli data-start=\"2389\" data-end=\"2475\"\u003eMax Operating Pressure: ~600 psi (≈41.4 bar)\u003c\/li\u003e \u003cli data-start=\"2478\" data-end=\"2535\"\u003eMaximum SDI: ≤5\u003c\/li\u003e \u003cli data-start=\"2538\" data-end=\"2613\"\u003eFree Chlorine Tolerance: \u0026lt;0.1 ppm\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 data-start=\"2620\" data-end=\"2674\"\u003eWhy Choose the E-MEM 2540 Industrial RO Membrane?\u003c\/h3\u003e \u003cp data-start=\"2675\" data-end=\"3183\"\u003eWhen you require reliable RO performance in a compact footprint, the \u003cstrong data-start=\"2744\" data-end=\"2781\"\u003eE-MEM 2540 Industrial RO Membrane \u003c\/strong\u003estands out. It provides high salt rejection and decent throughput in the smaller 2.5″ diameter format, making it ideal for tight spaces or pilot systems. Moreover, because it maintains robust performance under standard conditions, you can trust it to deliver consistent water quality. In addition, its compatible specification means you can integrate it into existing vessels without major redesign.\u003c\/p\u003e \u003ch3 data-start=\"3190\" data-end=\"3226\"\u003eInstallation \u0026amp; Maintenance Tips\u003c\/h3\u003e \u003col\u003e \u003cli data-start=\"3230\" data-end=\"3410\"\u003e\n\u003cstrong data-start=\"3230\" data-end=\"3256\"\u003ePre-treatment matters:\u003c\/strong\u003e Ensure feed water meets SDI ≤ 5 and is free of excessive chlorine (free Cl \u0026lt; 0.1 ppm) to protect membrane life.\u003c\/li\u003e \u003cli data-start=\"3414\" data-end=\"3623\"\u003e\n\u003cstrong data-start=\"3414\" data-end=\"3432\"\u003eInitial flush:\u003c\/strong\u003e On first use, flush the new membrane at lower pressure for ~15-25 minutes, then at full pressure for 60-90 minutes, discarding the initial permeate.\u003c\/li\u003e \u003cli data-start=\"3627\" data-end=\"3777\"\u003e\n\u003cstrong data-start=\"3627\" data-end=\"3651\"\u003eMonitor performance:\u003c\/strong\u003e Regularly check permeate flow, rejection, and differential pressure. A drop in performance often signals fouling or scaling.\u003c\/li\u003e \u003cli data-start=\"3781\" data-end=\"3953\"\u003e\n\u003cstrong data-start=\"3781\" data-end=\"3803\"\u003eCleaning schedule:\u003c\/strong\u003e Follow manufacturer guidance for chemical cleaning; avoid incompatible agents and back-pressure conditions.\u003c\/li\u003e \u003cli data-start=\"3957\" data-end=\"4115\"\u003e\n\u003cstrong data-start=\"3957\" data-end=\"3969\"\u003eStorage:\u003c\/strong\u003e If unused, store wet or in a protective solution (e.g., 1% sodium bisulfite) to prevent microbial growth.\u003c\/li\u003e \u003c\/ol\u003e","brand":"Monster Mechanical","offers":[{"title":"Default","offer_id":45115709554757,"sku":"EM2540","price":1725.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/8627\/7445\/files\/vontron-ulp21-2540-reverse-osmosis-membrane.jpg?v=1780903322","url":"https:\/\/www.monstermechanical.co.za\/products\/e-mem-2540-industrial-ro-membrane","provider":"Monster Mechanical","version":"1.0","type":"link"}