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Metering Pump

Pumpbiz provides a wide selection of metering pumps from a range of manufacturers. Metering pumps, also called dosing pumps and proportioning pumps, are pumps that add precise amounts of liquid to other fluid streams or vessels.
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  1. All-Flo Pumps

    Stainless Steel Air Operated Double Diaphragm Pump

    A200-CA3-GG3N-B70

    $4,752.45

    316 Stainless Steel Diaphragm Pump 2"NPT. Lube-free air valve, Non-stalling, No vent holes for corrosive fumes to get into, All plastic air system are corrosion resistant. Non-electrical. 316SS 2" connections are dual FNPT and Flange (ANSI 150#/DI...

    Stainless, Geolast, Nitrile 2 inch Learn More
  2. All-Flo Pumps

    Stainless Steel Air Operated Double Diaphragm Pump

    A200-C33-TT3T-B70

    $7,453.06

    Stainless Steel AODD Pump 2". Lube-free air valve, Non-stalling, No vent holes for corrosive fumes to get into, All plastic air system are corrosion resistant. Non-electrical. 316SS 2" connections are dual FNPT and Flange (ANSI 150#/DIN) design.

    ...
  3. All-Flo Pumps

    Stainless Steel Air Operated Double Diaphragm Pump

    SE-20

    $6,583.16

    2" Stainless Steel Air Operated Double Diaphragm Pump 2". FDA Santoprene diaphragm. Lube-free air valve, Non-stalling, No vent holes for corrosive fumes to get into, All plastic air system are corrosion resistant. Non-electrical. 2" connections ar...

    316SS, Santo, EPDM 2" Learn More
  4. All-Flo Pumps

    PolyPro 2" Diaphragm Pump

    PT-20

    $5,266.54

    PolyPro 2" Diaphragm Pump, old PT-20. 2" Lube-free air valve, Non-stalling, No vent holes for corrosive fumes to get into, All plastic air system are corrosion resistant. Non-electrical.

    Models available in PP, PVDF, Nylon, Conductive Nylon, Al a...

    Teflon diaphragm Learn More
  5. All-Flo Pumps

    PolyPro 2" Diaphragm Pump

    PE-20

    $4,397.76
    PolyPro 2" Diaphragm Pump, replaces PE-20. 2"Lube-free air valve, Non-stalling, No vent holes for corrosive fumes to get into, All plastic air system are corrosion resistant. Non-electrical. Models available in PP, PVDF, Nylon, Conductive Nylon...
    Santoprene diaphragm Learn More
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