Why EXP series can save you time and money!(Video Link)
ARO's PROCESS GRADE, Expert Series Diaphragm Pumps feature the best total cost of ownership of any diaphragm pump on the market. A favorite among process professionals, the EXP Pump family provides optimum energy efficiency and downtime solutions. With flow rates up to 275 GPM (1041 LPM) and a large range of material and porting configurations, ARO has the right pump for your application.

ARO Pumps - EXP Series ARO Diaphragm Pumps
Including EXP Non-Metallic Diaphragm Pumps  Metallic Diaphragm Pumps

The Ingersoll-Rand/ ARO EXP SERIES (EXP) Diaphragm Pump line provides optimum energy efficiency and downtime solutions that result in the best total cost of ownership of any diaphragm pump. ARO EXP SERIES (EXP) Diaphragm Pumps are 20-to-40% more energy efficient than competitive diaphragm pumps. ARO EXP SERIES technology eliminates pump stalling and freezing. Totally non-metallic center bodies maximize corrosion resistance. Bolted construction ensures leak-free operation.
 
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Retrofit Kits
Upgrade your current 2" and 3" ARO metallic pumps to "EXP" Technology using the "EXP" air valve retrofit kits!
Features:
  • Easily update any existing PD20X-X and PD30X-X-X-B pumps to EXP
  • EXP Air Valve Kit fits directly onto existing ARO pumps
  • EXP Air Valve Retrofit Kit has 47% fewer parts over the original PD20&PD30X-X-B air valves
  • Simplifies repairs
  • Lower start-up pressure
  • Long lasting ceramic valve components
EXP Valve Kits:
  • 637374-2: For aluminum pumps
  • 637374-3: Aluminum pumps with cycle counter
  • 637374-4:For stainless steel pumps
  • 637374-5:Stainless steel with cycle counter

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