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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. Little Giant Pumps

    Flexible impeller pump PP-1S

    555110

    $224.54

    Non-Submersible, Self-Priming Stainless Steel Transfer Pump This lightweight, self-priming, portable pump with stainless steel pump head can be used to empty waterbeds, drain water heaters or aquariums, pump out a basement, transfer water to an...

    115v AC Learn More
  2. Oberdorfer Pumps

    Bronze gear pump

    N993Q-J46

    $1,749.00
    Pump housings and gears are made of top quality bronze; shafts are from stainless steel 303. Bearings are designed of high performance carbon-graphite material selected for wear resistance and long service life.

    Gear pumps are positive displac...

    1/2HP 115/230v Learn More
  3. Aquatec Pumps

    Demand diaphragm pump

    5512-1F02-J526

    $199.00
    550 Series Super Flow Pump: Water system, wash down, watering. Reverse Osmosis System Pump, High Powered RO / DI Reverse Osmosis Pump

    OPERATION: The 550 pumps can draw water from a holding tank and pressurizeit, or boost the pressure from a ...

    4gpm or 70psi Learn More
  4. Oberdorfer Pumps

    N991 Gear PUMP & motor

    N991M-J07

    $1,302.00
    Gear PUMP & motor. Pump housings and gears are made of top quality bronze; shafts are from stainless steel 303. Bearings are designed of high performance carbon-graphite material selected for wear resistance and long service life.

    Gear pumps a...

  5. Oberdorfer Pumps

    N994 Gear Pump & Motor

    N994H-J46

    $2,040.00
    Gear Pump. Pump housings and gears are made of top quality bronze; shafts are from stainless steel 303. Bearings are designed of high performance carbon-graphite material selected for wear resistance and long service life.

    Gear pumps are posit...

    1/2HP 115/230v 1/2" Learn More
  6. Aquatec Pumps

    Variable sp / constant PSI 115v

    5853-GB12-V81D

    $278.00
    Variable speed, constant pressure pumps. These pumps integrate a state-of-the-art digital controller. This unique intelligent controller makes the pumps able to maintain a constant pressure (within 2 PSI) for variable flow rates throughout thei...
    115v 1.2gpm 40 / 65psi Learn More
  7. Aquatec Pumps

    Variable sp / constant PSI 115v

    5853-GE12-V81D

    $278.00

    Variable speed, constant pressure pumps. These pumps integrate a state-of-the-art digital controller. This unique intelligent controller makes the pumps able to maintain a constant pressure (within 2 PSI) for variable flow rates throughout their o...

    1.2gpm 60 / 65psi 115v Learn More
  8. Aquatec Pumps

    Variable speed constant PSI 115v

    5501-IEN2-V77D

    $278.00

    Variable speed, constant pressure pumps. These pumps integrate a state-of-the-art digital controller. This unique intelegant controller makes the pumps able to maintain a constant pressure (within 2 PSI) for variable flow rates throughout their op...

  9. Flojet Pumps

    Industrial Demand Pump

    2100-789

    $208.00
    Spray pump is a Duplex Diaphragm demand pump 115v. Use as a carpet cleaning machines, solar water pump or any other powered shower, sprinkler, misting system. Demand switch automatically turns the spray pump on and off when discharge valve is o...
  10. Jabsco Pumps

    Bronze Utility Pump

    18610-0271

    $654.00
    Portable Pump For general transfer pumping where self-priming, 6 gpm flow, debris tolerance and portable 115VAC operation is desired. Long lasting AC induction motor has no brushes to wear out. Do not pump gasoline or other flammable liquids. D...
    115v Learn More
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