{"product_id":"edwards-e2m28fx-two-stage-rotary-vane-vacuum-pump-19-5-cfm-380-400v-3-phase-50hz-230-460v-3-phase-60hz-pfpe-prepared-a37343940","title":"Edwards E2M28FX Two Stage Rotary Vane Vacuum Pump – 19.5 CFM, 380-400V 3-Phase 50Hz \/ 230\/460V 3-Phase 60Hz, PFPE Prepared (A37343940)","description":"\u003cp dir=\"auto\" style=\"white-space: pre-wrap;\"\u003e\u003cstrong\u003eEdwards E2M28FX Two Stage Rotary Vane Vacuum Pump – 19.5 CFM, 380-400V 3-Phase 50Hz \/ 230\/460V 3-Phase 60Hz, PFPE Prepared (A37343940)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"auto\" style=\"white-space: pre-wrap;\"\u003eThe \u003cstrong\u003eEdwards E2M28FX\u003c\/strong\u003e (part number \u003cstrong\u003eA37343940\u003c\/strong\u003e) is a high-capacity two-stage oil-sealed rotary vane vacuum pump from the EM series, specially \u003cstrong\u003ePFPE prepared (FX version)\u003c\/strong\u003e for demanding applications involving corrosive, aggressive, or reactive vapors and gases. This three-phase model features a universal IE3 efficient motor supporting \u003cstrong\u003e380-400V 3-ph 50 Hz\u003c\/strong\u003e or \u003cstrong\u003e230\/460V 3-ph 60 Hz\u003c\/strong\u003e (hard-wired in the electrical box), making it ideal for facilities with three-phase power and continuous-duty operation.\u003c\/p\u003e\n\u003cp dir=\"auto\" style=\"white-space: pre-wrap;\"\u003eWith a strong pumping speed of \u003cstrong\u003e19.5 CFM (33.0 m³\/h)\u003c\/strong\u003e at 60 Hz and an excellent ultimate vacuum of \u003cstrong\u003e1 × 10⁻³ mbar (7.5 × 10⁻⁴ Torr)\u003c\/strong\u003e without gas ballast, the E2M28FX provides faster pump-down and deeper vacuum than smaller models. The FX designation prepares the pump for inert \u003cstrong\u003ePFPE oils\u003c\/strong\u003e (such as Fomblin® or Krytox®), delivering superior chemical resistance where standard hydrocarbon oils would degrade rapidly.\u003c\/p\u003e\n\u003cp dir=\"auto\" style=\"white-space: pre-wrap;\"\u003e\u003cstrong\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0755\/2467\/files\/Edwards_PFPE_Prepared_E2M28_vacuum_pump_flyer2.png?v=1778185673\" alt=\"\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"auto\" style=\"white-space: pre-wrap;\"\u003e\u003cstrong\u003eKey Features and Benefits\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"auto\"\u003e\n\u003cli\u003eTwo-stage rotary vane design for deep ultimate vacuum and high vapor tolerance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePFPE prepared (FX version)\u003c\/strong\u003e — excellent compatibility with corrosive and aggressive chemicals\u003c\/li\u003e\n\u003cli\u003eHigh pumping speed of 19.5 CFM (33.0 m³\/h) at 60 Hz\u003c\/li\u003e\n\u003cli\u003eQuiet operation at 57 dB(A)\u003c\/li\u003e\n\u003cli\u003eEfficient IE3 three-phase motor: 380-400V 3-ph 50 Hz or 230\/460V 3-ph 60 Hz\u003c\/li\u003e\n\u003cli\u003eAdjustable gas ballast for improved handling of condensable vapors\u003c\/li\u003e\n\u003cli\u003eAdvanced pressurized oil lubrication system for long service life and reliability\u003c\/li\u003e\n\u003cli\u003eThermal overload protection\u003c\/li\u003e\n\u003cli\u003eNW25 inlet flange for easy system integration\u003c\/li\u003e\n\u003cli\u003eRugged freestanding design built for continuous industrial use\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"auto\" style=\"white-space: pre-wrap;\"\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv dir=\"auto\"\u003e\n\u003ctable dir=\"auto\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth data-col-size=\"lg\"\u003eSpecification\u003c\/th\u003e\n\u003cth data-col-size=\"md\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"lg\"\u003ePumping Speed (60 Hz, Pneurop)\u003c\/td\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"md\"\u003e19.5 CFM \/ 33.0 m³\/h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"lg\"\u003eDisplacement (60 Hz)\u003c\/td\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"md\"\u003e22.3 CFM \/ 38.9 m³\/h (approx.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"lg\"\u003eUltimate Vacuum (without gas ballast)\u003c\/td\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"md\"\u003e1 × 10⁻³ mbar \/ 7.5 × 10⁻⁴ Torr\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"lg\"\u003eUltimate Vacuum (with gas ballast)\u003c\/td\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"md\"\u003e~1.5 × 10⁻² mbar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"lg\"\u003eMotor Power (60 Hz)\u003c\/td\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"md\"\u003e0.90 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"lg\"\u003eVoltage \/ Frequency\u003c\/td\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"md\"\u003e380-400V 3-ph 50 Hz or 230\/460V 3-ph 60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"lg\"\u003ePower Connection\u003c\/td\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"md\"\u003eHard-wired (in electrical box)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"lg\"\u003eNoise Level\u003c\/td\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"md\"\u003e57 dB(A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"lg\"\u003eInlet Flange\u003c\/td\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"md\"\u003eNW25 (KF25)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"lg\"\u003eOutlet Connection\u003c\/td\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"md\"\u003e15 mm external diameter nozzle (removable from 3\/4\" BSP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"lg\"\u003eMax Water Vapor Pumping Rate\u003c\/td\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"md\"\u003e0.7 kg\/h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"lg\"\u003eOil Capacity (max \/ min)\u003c\/td\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"md\"\u003e1.5 L \/ 1.2 L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"lg\"\u003eOil Type (for FX version)\u003c\/td\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"md\"\u003ePFPE (Fomblin® or Krytox® – ordered separately)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"lg\"\u003eWeight\u003c\/td\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"md\"\u003e44 kg \/ 97 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"lg\"\u003eOperating Temperature Range\u003c\/td\u003e\n\u003ctd style=\"white-space: pre-wrap;\" data-col-size=\"md\"\u003e13 – 40°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv style=\"height: 1px; width: 661px;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp dir=\"auto\" style=\"white-space: pre-wrap;\"\u003e\u003cstrong\u003eWhy Choose the Edwards E2M28FX 3-Phase?\u003c\/strong\u003e This 3-phase FX version combines the higher pumping capacity of the E2M28 with full PFPE compatibility and efficient IE3 motor technology. It is the preferred choice for aggressive chemical processes, semiconductor work, or any environment where standard pumps would fail quickly, while offering better efficiency and reliability for continuous-duty applications compared to single-phase models.\u003c\/p\u003e\n\u003cp dir=\"auto\" style=\"white-space: pre-wrap;\"\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"auto\"\u003e\n\u003cli\u003eChemical and pharmaceutical vacuum processes\u003c\/li\u003e\n\u003cli\u003eSemiconductor and thin-film coating\u003c\/li\u003e\n\u003cli\u003eAggressive vapor handling in laboratories\u003c\/li\u003e\n\u003cli\u003eVacuum drying and degassing of reactive materials\u003c\/li\u003e\n\u003cli\u003eMass spectrometry and analytical instruments\u003c\/li\u003e\n\u003cli\u003eHarsh industrial vacuum environments\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"auto\" style=\"white-space: pre-wrap;\"\u003e\u003cstrong\u003eWhat's Included\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"auto\"\u003e\n\u003cli\u003eEdwards E2M28FX Rotary Vane Vacuum Pump (A37343940)\u003c\/li\u003e\n\u003cli\u003eInitial fill of Ultragrade 19 oil (for testing\/break-in)\u003c\/li\u003e\n\u003cli\u003eNW25 centering ring and O-ring\u003c\/li\u003e\n\u003cli\u003eSpare seals for oil drain and filler plugs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"auto\" style=\"white-space: pre-wrap;\"\u003e\u003cstrong\u003eImportant Notes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul dir=\"auto\"\u003e\n\u003cli\u003e\n\u003cstrong\u003ePFPE oil\u003c\/strong\u003e (Fomblin® or equivalent) is \u003cstrong\u003enot supplied\u003c\/strong\u003e and must be ordered separately for corrosive service.\u003c\/li\u003e\n\u003cli\u003ePower cord \/ wiring is \u003cstrong\u003enot included\u003c\/strong\u003e (hard-wired in the electrical box).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"auto\" style=\"white-space: pre-wrap;\"\u003eThe Edwards E2M28FX two-stage rotary vane vacuum pump (3-phase, PFPE prepared) delivers higher capacity, strong chemical resistance, quiet operation, and dependable performance for the most challenging vacuum applications.\u003c\/p\u003e","brand":"Edwards","offers":[{"title":"Default Title","offer_id":8347266309,"sku":"A37343940","price":8166.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/2467\/products\/edwards-e2m28fx-two-stage-rotary-vane-vacuum-pump-19-5-cfm-380-400v-3-phase-50hz-230-460v-3-phase-60hz-pfpe-prepared-a37343940-76027396192.jpg?v=1779797141","url":"https:\/\/www.chemtechsci.com\/products\/edwards-e2m28fx-two-stage-rotary-vane-vacuum-pump-19-5-cfm-380-400v-3-phase-50hz-230-460v-3-phase-60hz-pfpe-prepared-a37343940","provider":"Chemtech Scientific Incorporated","version":"1.0","type":"link"}