Alpha2 15-55FR Variable Speed Circulator Pump w/ IFC, 1/16 HP, 115V

The 99163932 from Grundfos is a Alpha2 15-55FR Variable Speed Circulator Pump w/ IFC, 1/16HP, 115V. The Alpha2 15-55FR model is made of cast iron, has an AutoADAPT feature, and rotated flange. This pump is designed for a variety of hydronic and radiant heating applications. Direct replacement for older Alpha model 59896878.

Cross-reference: 
Grundfos: UP15-10F, UP15-42F, UPS15-58FC;
Taco: 005-F2-2, 007-F5, 008-F6, 00R-MSF, 0015-MSF3
B&G: NRF-22, NRF-9F/LW
Armstrong: Astro 230CI, Astro 250CI, Astro 20, Astro 25, Astro 30
WILO: Star S 16F, Star S 21F, Star S 21RFC, Stratos ECO 16 RFC.

Features:

• New and improved version of Grundfos bestselling Alpha circulator;
• AutoADAPT feature allows the circulator to adapt to changes in the hydronic system to maximize energy savings;
• Push button allows to select between AutoADAPT, constant speed (3 settings - Hi/Med/Low) or constant 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;
• Cast iron body for closed-loop heating applications;
• Rotated flange accepts Grundfos GF15/26 and other brand flanges;
• Hardwire model;
• Made in the USA.

Technical Specifications:

• Voltage: 115V;
• Amperage: 0.65A;
• Hertz: 60;
• Phase: 1;
• Watts: 5 - 45W (depending on mode selected);
• Wiring: Hardwired;
• Temperature Range: 36°F - 230°F;
• Max Pressure: 150 psi;
• Flow range: 0 - 21 GPM;
• Head Range: 0 - 19 ft of head;
• Material: Cast Iron;
• Application: Heating only.

Warranty:

• 1 year from the date of installation 

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