Cast Iron 2400 Series Circulator Pump, 1/3 HP Zoom

Cast Iron 2400 Series Circulator Pump, 1/3 HP


Brand: Taco

2400-45 has been discontinued.
Direct Replacement:
SKU: 2400-45-3P
Brand: Taco



Material: Cast Iron
Application: Heating
Max Pressure (PSI): 150
Type: Pump
Horse Power:
Connection Size: 3/4"
Max Flow (GPM): 35
Max Head (Ft): 39
Hertz: 60
Phase: 1
RPM: 3450
Temperature Range (F): 40°-225°F
Connection Type: Flanged

Description for Taco 2400-45

Taco 2400 Series High Capacity Circulators are specifically designed for quiet, efficient, dependable operation in a wide range of medium to high flow/head hydronic heating, chilled water cooling and hot water recirculation applications. The space saving, close-coupled, maintenance free motor with permanently lubricated, sealed-for- life bearings, Noryl® impeller and durable, carbon/silicon-carbide mechanical seal provide unmatched reliability.

The compact 2400 Series High Capacity Circulators are for use in a wide range of larger residential and commercial hydronic systems. Typical applications include hydronic heating, in-floor radiant, snow melt, high pressure drop boilers, outdoor wood boilers, chilled water cooling, geothermal heat pumps, primary/secondary loops and hydro air fan coils. The Stainless Steel 2400 Series should be used for open, domestic water recirculation systems. The unitized, carbon/silicon-carbide mechanical seal is easy to service in only a few minutes.


  • Compact, space saving design
  • Powerful close-coupled, maintenance free motor
  • Superior efficiency, high starting torque
  • Permanently lubricated, sealed for life bearings
  • Rugged 1/2" Stainless Steel Shaft
  • Carbon/Silicon-Carbide mechanical seal for long life
  • Universal flange to flange dimensions - Ideal for retrofits
  • Anti-Condensate design for chilled water
  • Dual electrical knock-outs
  • Dual pressure taps, suction/discharge

Cast Iron 2400 Series Circulator Pump, 1/3 HP


by PowerReviews
TacoCast Iron 2400 Series Circulator Pump, 1/3 HP

(based on 1 review)

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Reviewed by 1 customer

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works good

By Norm

from Houston Tx

Verified Buyer

Comments about Cast Iron 2400 Series Circulator Pump, 1/3 HP:

The pump works good be careful with the flanges it will snap on you, of course if the flanges snap the pump is done they should have made them stronger. So far so good.

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1 Question | 2 Answers
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  • Cast Iron 2400 Series Circulator Pump, 1/3 HP


    Is this pump rated for pool water (IE Chlorine) exposure?
    Asked on 10/14/2013 by Phil Gioia

    2 answers

    • A:

      No-- you want the stainless steel model

      Answered on 7/16/2014 by zip from SFL


      From the installation manual, "WARNING: Do not use in swimming pool or spa areas; pump has not been investigated for this application."

      Answered on 10/21/2013 by PexSupply Staff from NY
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