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.

EXP Tech Video

1" EXP Non-Metallic
53.0 GPM (200.6 LPM) flow. Available in Polypropylene and PVDF (Kynar)
1" EXP Metallic
52.2 GPM (197.6 LPM) flow. Available in Aluminum, Stainless Steel, Cast Iron and Hastelloy-C
1½” EXP Non-Metallic
123.1 GPM (465.9 LPM) flow.
1½” EXP Metallic
123 GPM (465.6 LPM) flow. Available in Aluminum, Stainless Steel, Cast Iron and Hastelloy-C
2" EXP Non-Metallic
184 GPM (696.4 LPM) flow. Available in Polypropylene and PVDF (Kynar)
2" EXP Metallic
172 GPM (651 LPM) flow. Available in Aluminum, Stainless Steel, Cast Iron and Hastelloy-C
3" EXP Metallic
275 GPM (1040.9 LPM) flow. Available in Aluminum, Stainless Steel, Cast Iron and Hastelloy-C
3" EXP Metallic with Flanged ManifoldsNEW!
Available in Stainless steel and Hastelloy.
ANSI/DIN Combination