UP43-75F Circulator Pump, 1/6 HP, 115V


Brand: Grundfos

Mfr Part#: 52722373

Model: UP43-75F

UPC#: 632514001404

Availability: In Stock
Usually ships: Today, if ordered by 3pm
Qty Price
$319.95 / each & Free Shipping
x2 $617.90 & Free Shipping
(2 x $308.95 / each)
  • Description
  • Literature
  • Reviews (2)
  • FAQs

Grundfos UP43-75F (Grundfos SKU# 52722373) is a cast iron circulator pump with high flow, medium head characteristics. The Grundfos UP43-75F model is primarily used in closed loop residential and light commercial heating applications, such as radiant heating, hydronic heating (baseboards, radiators, fan coils), solar and many others.


  • Radiant heating systems;
  • Hydronic, Fan coil and Solar heating applications.
  • Many others;


  • Built-in motor protection.
  • Whisper-quiet operation for sound sensitive installations.
  • (2) Gaskets (O-rings) Included.
  • UL/CSA listed.

Technical Specifications:

  • Voltage: 115V;
  • Amperage: 2.15 Amps;
  • Watts: 215W;
  • Max Pressure: 145 psi;
  • Max. Temperature: 230F;
  • Min. Temperature: 36F;
  • Flow Range: 0-41 GPM;
  • Head Range: 0-25 ft;
  • Horse Power: 1/6HP;
  • Body: Cast Iron;
  • Connections: Flanged, 1-1/2";


2 years from the date of installation.
UP43-75F Circulator Pump, 1/6 HP, 115V has an average 5.0 out of 5 rating based on 2 user reviews.
1 of 1 people found this review helpful.
This pump runs 24/7 and does a great job.
By Brad Howren (from Myrtle Creek, Oregon) on 4/4/2015
this is a quality product that does an awesome job.
Was this review helpful?  Yes / No
Great service
By DAG (from Clearfield, Pa) on 3/18/2016
I needed this pump as a replacement. It was in stock; I had it 2 days later.Price was good also!!!
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