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2" Pro Series Metallic

Pro series diaphragm pumps

2 inch pro metallicMaximum flow rate: 651 LPM

The 2" Pro Series Metallic diaphragm pump delivers exceptional versatility and efficiency for a wide range of applications.


  • Can be combined with 67174-20 screened inlet kit and used for dewatering.
  • ARO's patented 'Unbalanced' air valve eliminates stalling for ultimate reliability.
  • Motor design delivers maximum air efficiency.
  • Bolted construction ensures leak-free fluid handling.
  • Easy-to-access fluid caps and ball checks ensure optimum serviceability.


  • 66312 Air Line Connection Kit: with piggyback filter/regulator, pipe nipple and 1.5m section of hose
  • 637432-XX Fluid Section Service Kit
  • 67174-20 Screened Inlet Kit
  • 637434 Air Section Service Kit
  • 66975 Cycle Counter Kit

Pump Casing Materials

  • Cast Iron
  • Aluminium
  • Stainless Steel

Diaphragm Materials

  • Santoprene
  • Nitrile
  • Hytrel
  • PTFE with Santoprene backer