Advanced Pump Technology

Walchem and Iwaki joined forces to develop the most innovative and
comprehensive metering pump product line in the world. Iwaki
metering pumps are designed for a broad range of applications, and
are manufactured to the highest quality standards that exceed even
the toughest customer expectations. Our commitment to new
product development and innovation has resulted in many industry
firsts, including high speed 360 strokes per minute technology.

AWT-sponsor

Thank you AWT, for selecting Walchem as the Supplier of the Year!

Featuring four great pump series, EZ, EWN, EHE, and EJ, E Series metering pumps are powered by advanced microprocessor-based electronics and superior mechanical design. With capacities up to 20 GPH (76 l/h) and pressures to 290 psi (20 bar), E Series has a pump that will fit most any industrial, municipal, or agricultural water or wastewater application. And, the entire E Series pump line is backed with a comprehensive 2-year warranty that covers the entire pump, including the liquid end and diaphragm.

IX Series Metering Pumps

IX Series

Up to 80 GPH / 247 PSI

IX Series

Up to 80 GPH / 247 PSI

EJ Series Metering Pumps

EJ Series

Up to 3.2 GPH / 175 PSI

EJ Series

Up to 3.2 GPH / 175 PSI

EWN Series Metering Pumps

EWN Series

Up to 6.7 GPH / 290 PSI

EWN Series

Up to 6.7 GPH / 290 PSI

EZ Series Metering Pumps

EZ Series

Up to 6.3 GPH / 150 PSI

EZ Series

Up to 6.3 GPH / 150 PSI

EHE Series Metering Pumps

EHE Series

Up to 20 GPH / 150 PSI

EHE Series

Up to 20 GPH / 150 PSI

LK Series Metering Pumps

LK Series

Up to 856 GPH / 220 PSI

LK Series

Up to 856 GPH / 220 PSI

LKN Series Metering Pumps

LKN Series

Up to 114 GPH / 225 PSI

LKN Series

Up to 114 GPH / 225 PSI

High Viscosity Series Metering Pumps

High Viscosity

Up to 20,000 CPS

High Viscosity

Up to 20,000 CPS

HRP Series Metering Pumps

HRP (for OEM)

38 mL/min / 29 PSI / 12 on 24 VDC

HRP (for OEM)

38 mL/min
29 PSI
12 on 24 VDC