{"product_id":"ws-4m-commercial-reverse-osmosis-system-7-000-gpd-four-membrane-skid","title":"WS-4M Commercial Reverse Osmosis System – 7,000 GPD, Four-Membrane Skid","description":"\u003cp\u003eThe WS-4M-AF\/EC-RC is a four-membrane, 7,000 gallon-per-day reverse osmosis skid: pre-plumbed, pre-wired and factory-assembled for commercial duty. Restaurants, ice and beverage, car wash and spot-free rinse, laboratory feed, boiler and cooling-tower make-up, and light industrial process water. Each unit is configured to your feed water and installation, so you pay for the capacity you need and not for a one-size-fits-all package.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePricing:\u003c\/strong\u003e every system is quoted to your water and your site. Use the \u003cstrong\u003eRequest a quote\u003c\/strong\u003e button or call \u003ca href=\"tel:+18449283710\"\u003e844-928-3710\u003c\/a\u003e and tell us your expected daily usage and, if you have it, a recent water test or your city's water report. \u003cstrong\u003eFreight:\u003c\/strong\u003e quoted with your order. Local delivery and installation are available in the Phoenix area.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0954\/9145\/7314\/files\/WS-M-Series-Commercial-RO-Brochure.pdf?v=1789583139\" target=\"_blank\" rel=\"noopener\"\u003eDownload the WS-M Series brochure (PDF)\u003c\/a\u003e — all three models on one sheet.\u003c\/p\u003e\n\u003ch3\u003eWhy this system\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal controller, real numbers.\u003c\/strong\u003e The electronic controller continuously monitors permeate TDS so you can see membrane performance at a glance instead of guessing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtects itself.\u003c\/strong\u003e Pretreatment lockout, low-pressure and storage-tank inputs stop the pump before damage happens. The pump will never run dry.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt to last.\u003c\/strong\u003e Powder-coated aluminum frame, multi-stage stainless pump, stainless membrane housings, stainless feed valve, and pump-pressure gauges you can actually read.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eServiceable.\u003c\/strong\u003e Open frame layout, standard 20\" big-blue pre-filter, standard 4\" × 40\" TFC membranes. No proprietary consumables.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow cost to run.\u003c\/strong\u003e Low-energy membranes and a concentrate recycle line bring recovery up to 60–75%, so less water goes to drain.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUpgradeable.\u003c\/strong\u003e Heavy-duty vertical multi-stage pump packages and a three-phase control module with motor-matched overcurrent protection are available for demanding sites.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications — WS-4M\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:4px 10px 4px 0;white-space:nowrap\"\u003eRated production\u003c\/th\u003e\n\u003ctd style=\"padding:4px 0\"\u003e7,000 GPD (18.2 LPM)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:4px 10px 4px 0;white-space:nowrap\"\u003eMembranes\u003c\/th\u003e\n\u003ctd style=\"padding:4px 0\"\u003e(4) 4\" × 40\" TFC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:4px 10px 4px 0;white-space:nowrap\"\u003eRecovery rate\u003c\/th\u003e\n\u003ctd style=\"padding:4px 0\"\u003eUp to 60%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:4px 10px 4px 0;white-space:nowrap\"\u003ePump motor\u003c\/th\u003e\n\u003ctd style=\"padding:4px 0\"\u003e2 HP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:4px 10px 4px 0;white-space:nowrap\"\u003eVoltage \/ frequency\u003c\/th\u003e\n\u003ctd style=\"padding:4px 0\"\u003e230 V · 60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:4px 10px 4px 0;white-space:nowrap\"\u003eFull-load amps\u003c\/th\u003e\n\u003ctd style=\"padding:4px 0\"\u003e13 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:4px 10px 4px 0;white-space:nowrap\"\u003eFeed water connection\u003c\/th\u003e\n\u003ctd style=\"padding:4px 0\"\u003e1\" FIP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:4px 10px 4px 0;white-space:nowrap\"\u003ePermeate outlet\u003c\/th\u003e\n\u003ctd style=\"padding:4px 0\"\u003e½\" compression\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:4px 10px 4px 0;white-space:nowrap\"\u003ePre-filter cartridge\u003c\/th\u003e\n\u003ctd style=\"padding:4px 0\"\u003e20\" × 4.5\" BB · 5 \/ 50 µm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:4px 10px 4px 0;white-space:nowrap\"\u003eFlow meters\u003c\/th\u003e\n\u003ctd style=\"padding:4px 0\"\u003ePermeate and concentrate standard; recycle flow meter optional\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:4px 10px 4px 0;white-space:nowrap\"\u003eConcentrate recycle line\u003c\/th\u003e\n\u003ctd style=\"padding:4px 0\"\u003eStandard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:4px 10px 4px 0;white-space:nowrap\"\u003eLow-pressure switch\u003c\/th\u003e\n\u003ctd style=\"padding:4px 0\"\u003eStandard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:4px 10px 4px 0;white-space:nowrap\"\u003eFrame\u003c\/th\u003e\n\u003ctd style=\"padding:4px 0\"\u003ePowder-coated aluminum, black or white\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:4px 10px 4px 0;white-space:nowrap\"\u003eDimensions (H × L × W)\u003c\/th\u003e\n\u003ctd style=\"padding:4px 0\"\u003e59\" × 26\" × 18\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eFeed water and operating limits\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:4px 10px 4px 0;white-space:nowrap\"\u003eFeed water temperature\u003c\/th\u003e\n\u003ctd style=\"padding:4px 0\"\u003e40–85 °F (4–29 °C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:4px 10px 4px 0;white-space:nowrap\"\u003eAmbient temperature\u003c\/th\u003e\n\u003ctd style=\"padding:4px 0\"\u003e40–120 °F (4–49 °C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:4px 10px 4px 0;white-space:nowrap\"\u003eFeed water pressure\u003c\/th\u003e\n\u003ctd style=\"padding:4px 0\"\u003e45–85 psi (3.1–5.9 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:4px 10px 4px 0;white-space:nowrap\"\u003eMax. operating pressure\u003c\/th\u003e\n\u003ctd style=\"padding:4px 0\"\u003e150 psi (10.3 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:4px 10px 4px 0;white-space:nowrap\"\u003eMaximum SDI\u003c\/th\u003e\n\u003ctd style=\"padding:4px 0\"\u003e\u0026lt; 3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:4px 10px 4px 0;white-space:nowrap\"\u003eMaximum turbidity\u003c\/th\u003e\n\u003ctd style=\"padding:4px 0\"\u003e1 NTU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:4px 10px 4px 0;white-space:nowrap\"\u003eMaximum free chlorine\u003c\/th\u003e\n\u003ctd style=\"padding:4px 0\"\u003e0 ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:4px 10px 4px 0;white-space:nowrap\"\u003eMaximum feed TDS\u003c\/th\u003e\n\u003ctd style=\"padding:4px 0\"\u003e2,000 ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:4px 10px 4px 0;white-space:nowrap\"\u003eMaximum hardness\u003c\/th\u003e\n\u003ctd style=\"padding:4px 0\"\u003e0 gpg (measured at the RO inlet, after pretreatment)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:4px 10px 4px 0;white-space:nowrap\"\u003epH, continuous operation\u003c\/th\u003e\n\u003ctd style=\"padding:4px 0\"\u003e5–11\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:4px 10px 4px 0;white-space:nowrap\"\u003epH, cleaning (30 min max.)\u003c\/th\u003e\n\u003ctd style=\"padding:4px 0\"\u003e2–12\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003ePretreatment is part of the package.\u003c\/strong\u003e Hardness and chlorine are the two things that shorten membrane life, so every system we install goes in with a softener and carbon filtration sized to the local water.\u003c\/p\u003e\n\u003ch3\u003eStandard features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eElectronic controller with permeate TDS monitoring\u003c\/li\u003e\n\u003cli\u003ePowder-coated aluminum frame, black or white\u003c\/li\u003e\n\u003cli\u003e20\" big-blue 5-micron sediment pre-filter\u003c\/li\u003e\n\u003cli\u003eStainless steel multi-stage pump\u003c\/li\u003e\n\u003cli\u003eLow-energy TFC membranes in stainless steel housings\u003c\/li\u003e\n\u003cli\u003eStainless steel feed valve and pump-pressure gauges\u003c\/li\u003e\n\u003cli\u003ePermeate and concentrate flow meters, recycle line, low-pressure switch\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eController\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e4-line LCD with plain-language status readout\u003c\/li\u003e\n\u003cli\u003eInputs for pretreatment lockout, low feed pressure, and storage-tank level\u003c\/li\u003e\n\u003cli\u003ePump-delay start; the pump will never run dry\u003c\/li\u003e\n\u003cli\u003e4 adjustable program cycles, USB configurable\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eOptions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFiberglass membrane housings\u003c\/li\u003e\n\u003cli\u003eConcentrate recycle valve and recycle flow meter\u003c\/li\u003e\n\u003cli\u003eFeed water TDS conductivity probe\u003c\/li\u003e\n\u003cli\u003eFeed water flush valve\u003c\/li\u003e\n\u003cli\u003eStainless steel pump upgrade or heavy-duty vertical multi-stage pump\u003c\/li\u003e\n\u003cli\u003eHigh-pressure tank switch\u003c\/li\u003e\n\u003cli\u003ePermeate sample port\u003c\/li\u003e\n\u003cli\u003eTDS blending valve\u003c\/li\u003e\n\u003cli\u003eAlternate voltage motors\u003c\/li\u003e\n\u003cli\u003eThree-phase control module with pump overcurrent protection set to the actual motor amp draw\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eRating conditions: 550 ppm TDS municipal feed water, 5-micron filtered and de-chlorinated, 65 psi (4.5 bar) feed, 100 psi (6.9 bar) operating pressure, 77 °F (25 °C), 7.0 pH, recovery as stated, after 60 minutes of operation. Colder feed water and higher TDS reduce production; we run a projection for your actual water before quoting. Scale prevention (softening or antiscalant) is required to protect membrane life.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eModel code key — WS-#M-AF\/EC-RC:\u003c\/strong\u003e #M = number of 4\" × 40\" TFC membranes · AF = powder-coated aluminum frame · EC = electronic controller with TDS monitor · RC = concentrate recycle line.\u003c\/p\u003e","brand":"Water Solutions LLC","offers":[{"title":"Default Title","offer_id":52566720413986,"sku":"WS-4M-AF-EC-RC","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/9145\/7314\/files\/ws-4m-commercial-ro-skid.jpg?v=1789583158","url":"https:\/\/watersolutionsonline.com\/products\/ws-4m-commercial-reverse-osmosis-system-7-000-gpd-four-membrane-skid","provider":"Water Solutions LLC","version":"1.0","type":"link"}