ARO 1-1/2” non-metallic diaphragm pumps are frequently used in transfer, filling, recirculation and supply in Chemical, Industrial and Water/Wastewater treatment markets. Our 1-1/2” models achieve flow rates of up to 123.1 GPM (465.9 LPM) and also offer a diverse selection of material and porting configurations.

    Available with Long-life PTFE diaphragms.

    Features

    • The Ultimate in chemical resistant pump design.
    • Best ‘Total Cost of Ownership’ in the industry.
    • Efficiency – Simul-Shift™ valve provides ultra-positive, reliable shift signal
    • Reliability – ARO’s patented ‘Unbalanced’ air valve ensures no-stall operation
    • Versatility – Broad range in materials of construction for optimum fluid compatibility
    • Environmentally Sound – Bolted construction for leak-free fluid handling and ribless design to eliminate cracking
    • Serviceability – Easier service through modular design

    Accessories

    • 66084-1 Air Line Connection Kit: contains Piggyback Filter / Regulator, pipe nipple & 5’ section of hose
    • 67237 Diaphragm Failure Detection (DFD)
    • 67350 Cycle Counter Kit
    • 67341-E15N Flange Connection Kit (side flange)
    • 67341-C15N Flange Connection Kit (center flange)
    • 637389 Air Section Service Kit
    • 637391-XX Fluid Section Service Kit

    Pump Casing Materials

    • PVDF (Kynar)
    • Polypropylene

    Diaphragm Materials

    • LongLife PTFE
    • Santoprene
    • Hytrel
    • Nitrile
    • Medical Grade Santoprene
    • PTFE w/ Santoprene backer
    • Viton

    Specifications

    • Maximum Flow gpm (lpm): 123 (465)
    • Maximum Discharge Pressure psi (bar): 120 (8.3)
    • Fluid Ports Inlet/Outlet (bsp): 1-1/2” ANSI/DIN Flange (Side or Center)
    • Material of Construction: Polypropylene, PVDF, Conductive, Polypropylene
    • Maximum Solids in (mm): 1/4 (6.4)
    • Maximum Dry Suction Lift ft (m): 14 (4.2)