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Self-Priming Pump

Self priming pumps are able to pull prime after loosing prime or in some cases can run dry and initiate priming. Centrifugal pumps which are called self-priming actually need to be primed the very first time and then after should hold prime or start up again if pump has retained its priming liquid in its volute. These pumps do not prime from a dry condition.

The second type of Self Priming pump is a positive displacement one and can pull prime completely on its own from often a dry condition.

Self-priming pumps all have a common limit to how high they can lift or prime. This is often 25 feet maximum and with some pumps may take up to 5 minutes.

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  1. All-Flo Pumps

    PVDF Air Operated Double Diaphragm Pump w/drum adapter kit

    A025-SQK-TTKT-Y70

    $891.00
    PVDF AODD Pump 1/4". 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 and 316SS from .25”...
  2. Oberdorfer Pumps

    Chemical Gear pump PEO

    S2101BCB-C1

    $2,282.28
    Highly Engineered Chemical Helical Gear pump designed to handle highly corrosive liquids that must be pumped under pressure. Pump End Only with close coupled mtr adapter. Its rugged, three-section, thru-bolt construction provides ease of servicin...
  3. Hypro Pumps

    Cast Iron Gear pump 1/4"

    GMCV2VA3

    $1,230.00

    Rotary Cast Iron Gear pump end. 303 SS fasteners, steel gears.

    Adjustable relief valve designed for internal pressure relief, can be ported for either internal or external discharge. Do not operate the relief valve for more than one minute.

    Hypr...

    3/4HP 115/230v ODP 1/4" Learn More
  4. Oberdorfer Pumps

    Chemical Gear pump PEO

    S2101BCJ-C1

    $3,021.88
    Highly Engineered Chemical Helical Gear pump designed to handle highly corrosive liquids that must be pumped under pressure. Pump End Only with close coupled mtr adapter. Its rugged, three-section, thru-bolt construction provides ease of servicin...
  5. Hypro Pumps

    Cast Iron Gear pump PEO

    GMCV3VA

    $899.00

    Rotary Cast Iron Gear pump end. 303 SS fasteners, steel gears.

    Adjustable relief valve designed for internal pressure relief, can be ported for either internal or external discharge. Do not operate the relief valve for more than one minute.

    Use ...

    No motor 3/8" Learn More
  6. All-Flo Pumps

    PVDF Air Operated Double Diaphragm Pump w/drum adapter kit

    A025-SQK-STKE-Y70

    $782.10
    PVDF AODD Pump 1/4". 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 and 316SS from .25”...
  7. Hypro Pumps

    Roller Pump Cast Iron

    4101C-AH

    $1,198.80
    Hypro® SherTech® NR 6500 Series roller pumps generate high pressures at low flow rates. Their compact, self-priming design and their ability to handle abrasives make them a efficient solution for a wide variety of challenging applications.

    Hy...

  8. MP Pumps

    316SS Self prime pump FMX75

    35321

    $1,511.25

    316SS Self Prime Pump for chemicals, salt water or many other liquids where corrosion is a problem by MP. Marine Boat air conditioning is a big market for these pumps. Model FMX75 is a high performance self-priming 316 stainless steel centrifugal ...

    115v TENV Learn More
  9. All-Flo Pumps

    PVDF Air Operated Double Diaphragm Pump

    C050-SPK-VVKV-G70

    $2,005.26
    PVDF Kynar AODD Pump 1/2". Lube-free air valve, Non-stalling, No vent holes for corrosive fumes to get into, All plastic air system are corrosion resistant. Non-electrical. Replaces KN-05 PVDF used in the KN model handles a wide range of chemic...
    1/2" Kynar Learn More
  10. Hypro Pumps

    Rotary Gear pump only

    MBN5VB

    $5,401.27
    Rotary Gear pump end. 303 SS fastners, Ryton gears.

    Adjustable relief valve designed for internal pressure relief, can be ported for either internal or external discharge. Do not operate the relief valve for more than one minute.

    Use for press...

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