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ALPHA2 15-55F/LC Cast Iron Circulator Pump (w/ Line Cord)
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99163906 has been discontinued
Discontinued November 30, 2024
This product was discontinued by the manufacturer.
MANUALS (2)
This item replaces:Â 59896832
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Direct Replacement:
ALPHA 15-58F Smart ECM High Efficiency Circulator Pump with Optimized Setpoint Control
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Product Highlights
–
115V
1/12 HP
Flanged x Flanged Connection
21 MAX GPM
150 MAX PSI
Cast Iron
Description
–
Grundfos is proud to introduce the next generation of energy efficient circulators - the Grundfos ALPHA. By incorporating a permanent magnet motor design, power consumption is now reduced by 50%. The Grundfos ALPHA adapts to the variable demands of the system without sacrificing comfort. Using the AUTOADAPT feature, the Grundfos ALPHA will analyze
the system and adjust to meet your heating demands.
Note: Flange Connection: GF 15/26
Features:
Note: Flange Connection: GF 15/26
Features:
- AUTOADAPT measures system changes automatically and maximizes energy savings
- Easy-to-use operation
- Select a mode with the touch of a button
- Easy-to-read LED display shows flow indication and power consumption
- Simple plug connections
- No wiring required
Specs
–
| Application: | Zoning |
|---|---|
| Material: | Cast Iron |
| Horse Power: | 1/12 |
| Max Flow (GPM): | 21 |
| Flow Range (GPM): | 0-21 |
| Max Head (Ft): | 19 |
| Head Range (ft.): | 0-19 |
| Min Temp (F): | 36°F |
| Max Temp (F): | 230°F |
| Max Pressure (PSI): | 150 |
| Phase: | 1 |
| Voltage: | 115V |
| Amperage: | 0.65 |
| Type: | Var. Speed Pump |
| Frequency: | 60 Hz |
| Connection Type: | Flanged x Flanged |
| Connection Size: | 3/4", 1", 1-1/4", 1-1/2" |
Questions?
Speak with a real person who will go out of the way to help!
Call or text 888-757-4774
Monday – Thursday
8am–7:45pm
Friday
9am–7:45pm
Saturday – Sunday
9am–5:45pm
You May Also Need
1Â Replacement Part
Ring Gasket for ALPHA2 15-55F (Pack of 2)
SKU:Â 99358478
Grundfos
Need help finding a replacement part?
Fill out the part request form and someone will get back to you shortly.
PART REQUEST FORM
Product Reviews
5 out of 11Â reviews
100% would recommend this product
5 star
100%
4 star
0%
3 star
0%
2 star
0%
1 star
0%
Customer Images
Showing 1-10 of 11 reviews
Hassle-free purchase
Received the circulator in 2 days and buying was a cinch.
Jimmer
Pottstown PA
3 years ago
Verified Buyer
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Would buy again
Replacing a 10 year old pump with this one, same model as old one, but found out the old one just had a small piece of scale debris in the impeller and it still works fine,gonna save for a spare
Happy customer
Mo
3 years ago
Verified Buyer
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nice to have a spare unit
nice back up unit
phil
NH
4 years ago
Verified Buyer
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great product
works great, easy install and uses very little eletric
Jeremy
Pennsylvania
4 years ago
Verified Buyer
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Great circulator pump for baseboard heating
Great pump and fast shipping!
No pump n dump
NYC
5 years ago
Verified Buyer
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Great Pumps No problems
Great Pumps No problems, Very easy to install.
Dragoni
WA
5 years ago
Verified Buyer
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I would buy this product again and again
Best pump on the market great for in floor heat
Harley the plumber
Shipshewana in
6 years ago
Verified Buyer
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Excellent device, easy install and setup
Cut my energy use by more than half compared with older pump with no decrease in heating performance. Quality construction. I run it in constant flow mode but appreciate the option to add zones and use the autoadapt feature.
offgridguy
Honesdale, PA
6 years ago
Verified Buyer
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Works great so far
Installed easily, especially with the shut off valve kit. Be sure you purge air before startup
Drew
LA
7 years ago
Verified Buyer
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I recommend Supply House
The pump arrived quickly and it was the correct one and it works fine.
I would definitely use supply house again.
Doc
Orange County, N.Y.
7 years ago
Verified Buyer
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