Model: KES50


2 (inch)

Air Inlet Size

1/2 (inch)

Pump Body Material


Max Flow Rate

568 (LPM)

Max Pressure

8.4 (Bar)

Max Diameter Solids

6.3 (mm)

AOBL 2 inch air-operated double diaphragm pump offers a simple, rugged design for general industrial applications. The AOBL KES50 plastic AODD pump boasts a bright performance and efficiency in the marketplace. This versatile mobile pump handles abrasive fluids and suspended solids with best-in-class flow rates and the lowest air consumption available.

Pump Body Material options

  • PP
  • PVDF

Seal ring and diaphragm options

MaterialApplicable Temperature
Viton-40 F (-40 ℃) to 350 F (176.6 ℃)
PTFE40 F (4.4 ℃) to 350 F (176.6 ℃)
Santoprene-40 F (-40 ℃) to 300 F (148.8 ℃)
Buna-N-40 F (-40 ℃) to 250 F (121 ℃)
Polyurethane-40 F (-40 ℃) to 200 F (93.3 ℃)
Material and Applicable Temperature


Maximum working fluid pressure8.4 Bar
Air pressure range at working1.4 to 8.4 Bar
Maximum air consumption4.2 m3/Min
Maximum free flow568 LPM
Maximum transport of solid particles6.3 mm
Air inlet size1/2 inch
Air outlet size3/4 inch
Technical Parameters

Performance curves

KES50 Performance Curves
KES50 Performance Curves