Alpha2 15-55SF/LC Variable Speed Stainless Steel Circulator Pump w/ IFC, Line Cord, 1/16 HP, 115V

Alpha2 15-55SF/LC Variable Speed Stainless Steel Circulator Pump w/ IFC, Line Cord, 1/16 HP, 115V
Views: 4087 Model: 99163972

MPN: 99163972


Weight:6.50 lb

Dimensions (L x W x H ): 6.50 x 8.50 x 9.00

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The 99163972 from Grundfos is a Alpha2 15-55SF/LC model stainless steel variable speed circulator with AutoADAPT feature and line cord. It's designed for use in a variety of heating, plumbing and cooling applications. Certified lead-free, approved for potable water applications and meets NSF61 & 372 standards.
Note: this model replaces older Alpha model 59896834.


  • New and improved version of Grundfos bestselling Alpha circulator;
  • AutoADAPT feature allows the circulator to adapt to changes in the hydronci system to maximize energy savings;
  • Push button allows to select between AutoADAPT, constant speed (3 settings - Hi/Med/Low) or contant pressure (3 settings) modes;
  • Large LED display;
  • Built-in check valve;
  • Insulation jacket and (2) gaskets (O-rings) included;
  • Permanent magnet motor technology with robust startup enables pump to restart indefinitely when rotor is blocked;
  • Stainless steel body for closed or open-loop heating and potable applications;
  • Standard flange accepts Grundfos GF15/26 and other brand flanges;
  • Model with US standard 3-prong Line Cord;
  • Certified lead-free;
  • Made in the USA.

Technical Specifications:

  • Voltage: 115V;
  • Amperage: 0.65A;
  • Hertz: 60;
  • Phase: 1;
  • Watts: 5 - 45W (depending on mode selected);
  • Wiring: Line Cord w/ Plug;
  • Temperature Range: 36°F - 230°F;
  • Max Pressure: 150 psi;
  • Flow range: 0 - 21 GPM;
  • Head Range: 0 - 19 ft of head;
  • Material: Stainless Steel;
  • Application: Plumbing or Heating.


  • 1 year from the date of installation 


Product Specs
Application:Plumbing or Heating.
Flow Range:0 - 21 GPM
Head Range:0 - 19 ft of head
Material:Stainless Steel
Max Pressure:150 psi
Temperature Range:36°F - 230°F
Watts:5 - 45W (depending on mode selected)
Wiring:Line Cord w/ Plug
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