Grundfos ALPHA1 15-55SF
Grundfos ALPHA1 15-55SF
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Grundfos ALPHA1 - 1/16 HP - Variable-Speed Circulation Pump - Stainless Steel - GF 15/26 Flange - With Terminal Box

Model:

ALPHA1 15-55SF

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Grundfos ALPHA1 - 1/16 HP - Variable-Speed Circulation Pump - Stainless Steel - GF 15/26 Flange - With Terminal Box
Grundfos ALPHA1 - 1/16 HP - Variable-Speed Circulation Pump - Stainless Steel - GF 15/26 Flange - With Terminal Box
Model: ALPHA1 15-55SF
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Required Accessories 9
These accessories are required to properly setup/install this product.
Optional Accessories 10

Features

    Grundfos ALPHA1 pumps are a culmination of years of pump manufacturing experience, combining the best features of Grundfos circulators into a single pump while remaining easy to operate. The ALPHA1 15-55SF is a variable speed circulator designed to provide consistent flow in a wide variety of applications. Constructed of stainless steel, the ALPHA1 is designed to provide year after year of reliable use.
  • Durable Stainless Steel Construction
  • The Grundfos ALPHA1 15-55SF is crafted from stainless steel, which gives the pump both extended lifespan and protection against corrosion.
  • Additional Protection
  • The ALPHA1 features an integrated check valve to automatically prevent backflow in your system as well as nut captures for flanges.
  • Powerful Circulation
  • The ALPHA1 boasts the highest torque rating in its class. Its unique start feature attempts to restart indefinitely every seven seconds in blocked rotor conditions.
  • Preset Performance Modes
  • Grundfos ALPHA1 pumps come with several constant pressure modes that adjust based on your water demand and is designed to simplify the integration of the pump into your hydronic system.
  • Large, Easy-to-Read Display
  • The integrated bright LED-lit display allows at-a-glance readings of either flow rate or power consumption.
  • Whisper Quiet Operation
  • Tested in one of the best European sound labs, the ALPHA1 operates at an extremely quiet 19.2 decibels.

Specifications

ALPHA1 15-55SF
specs product image PID-81551
Overview
Product Category
Boiler Accessories
UPC
05713826610586
Additional Model Numbers

99287262, ALPHA1 15-55SF

General Information
Product Line
ALPHA1
Product Category
Boiler Accessories
Motor Type
Variable Speed
Connection Type
Flanged
Mount Type
In-Line
Material
Stainless Steel
Drive Type
Wet Rotor
DHW Compatible Learn More
DHW Compatible
Can be used in Domestic Hot Water applications (baths, sinks, showers).
Yes
Performance
Maximum Head
19 Feet
Maximum Flow Rate
21 GPM
Minimum Fluid Temperature
36 F
Maximum Fluid Temperature
230 F
Horsepower
1/16 HP
Maximum Operating Pressure
150 PSI
Electrical Data
Voltage
115 Volts
Phase
1
Frequency
60 Hz
Current Draw
0.65 Amps
Dimensions
Product Height
6 1/2 Inches
Product Width
3 13/16 Inches
Product Depth
6 3/8 Inches
Flange Connection
GF 15/26
Warranty Information
Parts Warranty Learn More
Parts Warranty
A warranty is a safeguard from defects in manufacturing and can vary in length and terms. Some manufacturers require registration for extended warranty benefits, be sure to check out features and the warranty document. To see the manufacturer's warranty statement, click on the Manuals tab. Learn More
2 Years

Reviews

(1)
Grundfos ALPHA1 15-55SF Reviews & Ratings

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Manuals

 
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Grundfos ALPHA1 - 1/16 HP - Variable-Speed Circulation Pump - Stainless Steel - GF 15/26 Flange - With Terminal Box
Grundfos ALPHA1 15-55SF
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