Iwaki Industrial Metering and Magnetic Process Pumps
Sealless pumps from Iwaki, with more than 65 years of Japanese manufacturing experience, used in chemical dosing, water conditioning and aggressive fluid transfer.
Our Two Main Pump Groups
Discover precise chemical feed or high-flow safe transfer systems to suit your requirements.

Metering Pumps
Flawless dosing from micro scale to high flow rates in water treatment, cooling tower, boiler and process lines with electromagnetic solenoid, brushless DC motor and mechanical diaphragm pumps.
- IX Series: Brushless DC (BLDC) motor, turndown ratio up to 1000:1, low-pulsation feed.
- EWN-A / R Series: IP65 water/dust-proof housing, 360 strokes/min high speed.
- CFD / HRP Series: High-purity PTFE/PFA dosing for semiconductor chemicals (CFD) and compact 12/24 VDC OEM units (HRP).
- LK & GM-V Series: Motor-driven mechanical diaphragm metering (LK) and magnet-drive gear pump for pulsation-free dosing (GM-V).

Magnetic and Process Pumps
Zero leakage, zero environmental pollution and maximum occupational safety when transferring acids, bases, solvents and ultrapure chemicals — thanks to magnetic coupling technology with no mechanical seal.
- MDM / MDW Series: Fluororesin (CFRETFE / ETFE / PFA) centrifugal pumps for heavy chemical industry, up to 300 m³/h.
- SMX / SMX-F Series: Self-priming pumps with patented dry-run resistant design.
- MD / MD-F Series: Compact OEM, laboratory and water treatment skid transfer units.
- TC-X Series: ATEX-compliant versions available; compressed-air-driven double diaphragm (AODD) pumps.
Popular Iwaki Pump Series
Key technical parameters of our most preferred metering and magnetic process pumps.

IX Series Smart Metering Pump
Brushless DC (BLDC) motor speed control, turndown ratio up to 1000:1 and low-pulsation chemical feed.

EWN-A Series Solenoid Pump
IP65 water/dust-proof solenoid pump (datasheet); 360 strokes/min high speed, automatic air purge on EWN-A.

MDM Series Magnetic Process Pump
Sealless magnetic-coupled centrifugal pump for heavy chemical processes; patented non-contact dry-run protection on CF type.

MX / MX-F Series Magnetic Pump
Sealless magnet-driven centrifugal pump for leak-free chemical transfer; the self-priming version is the SMX series.

TC-X Series Air-Operated Diaphragm Pump
Compressed-air driven, no electricity required; ATEX-compliant versions available (material dependent). For viscous, particulate and abrasive fluids.

HRP Compact DC Metering Pump
12-24 VDC powered, ultra-precise dosing for micro-fluid and OEM water analysis/treatment assemblies.
Superior Advantages of Iwaki Engineering
Patented technologies delivering process safety, zero downtime and long service life.
Sealless Zero Leakage
No mechanical seal wear or leakage risk. Designed to protect operator and environmental safety when handling aggressive, toxic and explosive chemicals.
Patented Dry-Run Tolerance
The non-contact rear bearing design and high-purity SiC/ceramic components prevent pump damage during dry-running conditions.
Superior Chemical Corrosion Resistance
Full resistance to concentrated sulphuric acid, caustic and solvents with carbon-reinforced ETFE (CFRETFE), pure PVDF, PFA and alumina ceramic wetted surfaces.
Precision Automation & IoT Drive
100% plug-and-play digital integration with 4-20 mA proportional speed control, pulse input, MODBUS, Profibus and Walchem controllers.
Detailed Product Pages
Products in this category
- Iwaki APN Series Diaphragm Air PumpsIwakiIwaki APN are compact, oil-free diaphragm air pumps with the motor directly connected to the diaphragm: AC models up to 110 L/min and 0.2 MPa, DC models up to 14 L/min.
- Iwaki CF-X Active Pulsation DampenersIwakiIwaki CF-X is an active pulsation dampener fitted to the outlet of air-operated double-diaphragm pumps. Models CF-X10, X15, X25, X40, X25SWFR and HT run on compressed air.
- Iwaki FA Series Pneumatic Bellows PumpsIwakiIwaki FA series are PTFE/PFA pneumatic bellows pumps for wafer processing: FA-2E-1 (horizontal) and FA-40VEW (vertical), up to 40 L/min, 5-100 °C liquid temperature.
- Iwaki FS Series Pneumatic Bellows PumpsIwakiIwaki FS series are pneumatic bellows pumps with fluororesin (PTFE/PFA) wetted parts for semiconductor processes: up to 100 L/min (FS-100HT2) and liquid temperatures of 5-180 °C.
- Iwaki FW and FW-H Series Pneumatic Bellows PumpsIwakiIwaki FW and FW-H are pneumatic bellows pumps with PTFE/PFA wetted parts and a thick bellows design: up to 80 L/min (FW-80), up to 0.45 MPa; FW-H models handle 10-180 °C.
- Iwaki GM-V Series Chemical Gear PumpsIwakiIwaki GM-V is a sealless magnet-drive internal gear pump with a PVC housing and SiC gears: up to 23.0 L/min, 0.5 MPa and 0-50 °C, with pulsation-free flow for metering injection.
- Iwaki MAG Series Stainless Steel Magnet Drive PumpsIwakiIwaki MAG is a compact, leak-free stainless steel magnet drive centrifugal pump with a SiC wet bearing: typical performance points from 24 to 190 L/min at 50 Hz, -20 to 100 °C.
- Iwaki MD Series Magnetic Drive PumpsIwakiIwaki MD is a series of 50 sealless magnetic drive pumps with GFRPP wetted parts for chemical feed: up to 135 L/min, 14.3 m head and 0-80 °C liquid temperature.
- Iwaki MD-F Series CFRETFE Magnetic Drive PumpsIwakiIwaki MD-F is a series of sealless magnetic drive pumps with CFRETFE wetted parts: up to 125 L/min, 10.5 m head and 0-80 °C liquid temperature.
- Iwaki MD-V Series CFRPVDF Magnetic Drive PumpsIwakiIwaki MD-V is a series of sealless magnetic drive pumps with CFRPVDF wetted parts: up to 86 L/min, 14.3 m head and 0-80 °C liquid temperature.
- Iwaki MDE Series Magnetic Drive Process PumpsIwakiIwaki MDE is a series of non-metallic magnetic drive pumps for chemical processing, with ETFE and PFA wetted parts, a maximum delivery of 4.0 m³/min and 1.6 MPa casing pressure.
- Iwaki MDG Series Magnetic Drive Gear PumpsIwakiIwaki MDG is a family of small seal-less magnetic drive gear pumps with SUS316, PTFE, PPS and PEEK wetted parts, up to 0.6 MPa discharge pressure and liquid temperatures up to 95 °C.
- Iwaki MDK Series Magnetic Drive Turbine PumpsIwakiIwaki MDK is a series of seal-less magnetic drive turbine pumps with SCS14 stainless steel casing and SUS316 impeller, up to 60 L/min, 0.6-0.8 MPa and 0-80 °C for water.
- Iwaki MDM NP Series Long Coupling Magnetic Drive PumpsIwakiIwaki MDM NP is a long coupling magnetic drive process pump with PFA wetted parts and a non-contact system, up to 70 m head and -20 to 150 °C, with ISO 2858 piping connections.
- Iwaki MDM Series Dry-Run Resistant Magnetic Drive PumpsIwakiIwaki MDM is a magnetic drive process pump with CFRETFE or PFA wetted parts and a patented non-contact system that improves resistance to dry running, up to 74.0 m head and 833 L/min.
- Iwaki MDT Series Magnetic Drive Turbine PumpsIwakiIwaki MDT is a compact plastic magnetic drive turbine pump with seal-less construction, up to 20 L/min, 0.35 MPa discharge pressure and liquid temperatures from -20 to 95 °C.
- Iwaki MDW Series Large Fluoroplastic Magnetic Drive PumpsIwakiIwaki MDW is a large-capacity magnetic drive process pump with ETFE and PFA wetted parts, up to 300 m³/h and 98 m head, with motors from 11 to 75 kW and ISO 2858 dimensions.
- Iwaki MEK Series Magnetic Drive Turbine PumpsIwakiIwaki MEK is a series of seal-less stainless steel (SS316) magnetic drive turbine pumps with SiC-D bearings, 0.25-4.0 kW motors, up to 60 L/min and -20 to +120 °C.
- Iwaki MMP Series Metallic Magnetic Drive Centrifugal PumpsIwakiIwaki MMP is a compact SS316 magnetic drive centrifugal pump, seal-less, up to 80 L/min and 20-28 m head, with MMH and MML versions for high and low temperatures and an ATEX option.
- Iwaki MP Series Metallic Magnetic Drive Process PumpsIwakiIwaki MP is a seal-less, metallic (316 stainless steel) magnet drive centrifugal process pump with a replaceable PB assembly: up to 1100 L/min at 50 Hz and 1300 L/min at 60 Hz, 80-120 m head, 0.75-15 kW motors.
- Iwaki MTFO Series Magnetic Drive Process PumpsIwakiIwaki MTFO is a stainless steel, ISO 2858 compatible, seal-less magnet drive centrifugal process pump for leak-free transfer of corrosive liquids from -80 to +280 °C: up to 1600 L/min, 80-85 m head, 2.2-22 kW.
- Iwaki MX Series Magnetic Drive Chemical Process PumpsIwakiIwaki MX is a seal-less magnetic drive centrifugal pump with GFRPP wetted parts for chemical process lines: up to 800 L/min, head up to 35 m, liquid temperature 0-80 °C, 0.15-4 kW motors, 11 model sizes.
- Iwaki MX-F Series Magnetic Drive Chemical Process PumpsIwakiIwaki MX-F is a seal-less magnetic drive chemical process pump with CFRETFE wetted parts: up to 510 L/min at 50 Hz, liquid temperature 0-80 °C, 0.26-2.2 kW motors, with a self-radiating bearing structure.
- Iwaki MXM Series Heavy-Duty Magnetic Drive Chemical Process PumpsIwakiIwaki MXM is a seal-less magnetic drive chemical process pump with CFRETFE wetted parts and an external armour of ductile cast iron: up to 400 L/min, -10 to 90 °C (105 °C high-temperature version with dual containment).
- Iwaki NRD and RD Series Compact Canned Motor PumpsIwakiIwaki NRD and RD are compact, seal-less centrifugal pumps with brushless DC canned motors: 5.1 to 140 L/min depending on the model, liquid temperature 0-80 °C, 24 or 48 VDC, flow adjustable with a 1-5 VDC signal.
- Iwaki SMX Series Self-Priming Magnetic Drive Chemical PumpsIwakiIwaki SMX is a horizontal, seal-less self-priming magnetic drive pump with GFRPP wetted parts for chemical transfer: up to 440 L/min, self-priming up to 4 m in 90 seconds, liquid temperature 0-80 °C, 0.37-4.0 kW.
- Iwaki SMX-F Series Self-Priming Magnetic Drive Chemical PumpsIwakiIwaki SMX-F is a horizontal, seal-less self-priming magnetic drive pump with CFRETFE wetted parts for chemical transfer: up to 440 L/min, self-priming up to 4 m in 90 seconds, liquid temperature 0-80 °C, 0.37-4.0 kW.
- Iwaki V Series Hi-Cera Valveless Rotary Plunger PumpsIwakiIwaki Hi-Cera V is a valveless rotary plunger pump with a ceramic plunger and cylinder. The 24 VDC V-07 models deliver 0.5-90 mL/min at 150-200 kPa, with repeatability of ±1% to ±1.5%.
Let Us Select the Right Iwaki Model for Your Fluid and Process
Share your chemical type, concentration, flow rate and discharge head data; our engineering team will determine the correct housing and diaphragm configuration.