Discover What The Pros Know Since 1954

Send Print
  1. pin-int


DAVEY DD90-11NPT DynaDrive Compact All-In-One Constant Pressure Pump, 24 gpm, 1-1/4 Inch FNPT Inlet x 1 Inch FNPT Outlet Contact us for Discounted Pricing

  • Manufacturers: DAVEY
  • Brand Name: DAVEY
  • CPEPN: DD90-11NPT
  • MPN: DD90-11NPT
  • Min. Order Qty: 1
  • Qty. Interval: 1
  • Availability: loading
  • Check Branch and Showroom availability
  • This product ships for free standard ground only.
    Other options will be charged.

DAVEY DynaDrive™ is our latest all-in-one home pressure system to solve water pressure issues. As a constant pressure pump, the variable speed drive maintains water pressure at a fixed point regardless of an increase or decrease in water demand for your household. The number of taps being used in your home doesn't impact your water pressure or flow, with DynaDrive™ constant pressure, you can keep pressure constant and steady. As taps are turned off, the drive adjusts automatically, keeping the pressure constant while saving energy. DAVEY DynaDrive™ features an integrated controller that is easy to set up and use. It allows you to set your desired water pressure while also being energy efficient. By reducing the pressure on your system when its not needed, DAVEY DynaDrive™ reduces the energy consumed, saving you money.

DAVEY Constant Pressure Pump, All-In-One, Series: DynaDrive Compact, 24 gpm, 1-1/4 Inch FNPT Inlet, 1 Inch FNPT Outlet, 91 psi Maximum Head, 0.9 kW Output, 1.3 kW Input, 220 to 240 V, 8.6 A, 50 - 60 Hz, 60 psi Maximum, 2900 rpm, 145 psi Case, 304 Stainless Steel Impeller, 32 - 122 deg F, IP55, 304 Stainless Steel, 23-1/2 Inch H x 18-1/4 Inch W

Type      :      All-In-One
Series      :      DynaDrive Compact
Flow Rate      :      24 gpm
Inlet Size      :      1-1/4 Inch FNPT
Outlet Size      :      1 Inch FNPT
Maximum Head      :      91 psi
Power Rating      :      0.9 kW Output, 1.3 kW Input
Voltage Rating      :      220 to 240 V
Amperage Rating      :      8.6 A
Frequency Rating      :      50 - 60 Hz
Maximum Pressure      :      60 psi
Speed      :      2900 rpm
Case Pressure Rating      :      145 psi
Impeller Type      :      304 Stainless Steel
Temperature Rating      :      32 - 122 deg F
Enclosure Type      :      IP55
Material      :      304 Stainless Steel
Dimensions      :      23-1/2 Inch H x 18-1/4 Inch W
  • Horizontal multi-stage centrifugal pump with all hydraulic parts in stainless steel suitable for high water temperatures, corrosion and wear-resistant, compact design and easy to install
  • Stainless steel impellers with high efficiency impeller profile and thick self-centering impeller neck rings for high efficiency, reduced power consumption and low noise output
  • Air purging valve and stage porting easier priming, less susceptible to air leaks and improved dependability
  • Impellers mounted directly on extended motor shaft maximize performance per stage, high efficiency, long motor and pump life and increased wear resistance
  • Pump casing assembly attached to motor bracket at eight points with O-Ring seal complete stainless casing, better sealing and longer service life
  • DAVEY built, totally enclosed fan cooled (TEFC) electric motor sealed and greased for life motor bearings, oversized drive end bearing, longer life, easy service, economical and quiet running and solid copper windings
  • Controller- warning indication for system faults, adjustable pressure settings, constant pressure at high flow rates, loss of prime protection, capable of daisy chain applications of two pumps in parallel, easy service, economical and quiet running
  • 87 psi maximum set pressure
  • 95% maximum humidity
  • Class F insulation
  • Five stages impeller
  • 42 psi tank pre-charge
  • 32 - 176 deg F operating water temperature
  • 1 Inch MNPT pressure tank outlet
  • Carbon/ceramic mechanical seal
  • EPDM O-Ring
  • 316 stainless steel plug
  • Brass pump coupling to five-way tee piece
  • 304 stainless steel five-way tee piece
  • Polypropylene fan cowl/rear foot
  • pdfInstallation Sheet
  • pdfSpecification Sheet