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Grundfos Circulating Pump: 3/4 hp HP, 115/230V AC, Cast Iron, 1, 23 ft Max. Head - General-Purpose Inline Circulator Pumps
GrundfosGeneral-Purpose Inline Circulator Pumps

Grundfos Circulating Pump: 3/4 hp HP, 115/230V AC, Cast Iron, 1, 23 ft Max. Head

The Grundfos Circulating Pump (SKU 3G-OTH-84261) is a general-purpose inline circulator pump with a 3/4 hp motor and standard efficiency, designed for potable water systems. It features a flange connection, includes…

SKU 3G-OTH-84261

Brand
Grundfos
Item
Circulating Pump: 3/4 hp HP, 115/230V AC, Cast Iron, 1, 23 ft Max. Head
Category
General-Purpose Inline Circulator Pumps
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

Grundfos
Manufacturer Part Number
96439644
Type
Cast Iron, 1, 8 9/16 in Face to Face
AC
115/230V
Max. Head
23 ft
Efficiency
Standard Efficiency
System Type
Potable Water
Connection Type
Flange
Includes Volute
Volute Included
Nameplate Voltage
115/230V AC

Technical Documents

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Grundfos Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Grundfos Circulating Pump (SKU 3G-OTH-84261) is a general-purpose inline circulator pump with a 3/4 hp motor and standard efficiency, designed for potable water systems. It features a flange connection, includes a volute, and operates on 115/230V AC with a 23 ft maximum head and 8 9/16 in face-to-face dimension (MPN 96439644).

Frequently Asked Questions

What is the Grundfos 96439644 circulating pump used for?

This Grundfos general-purpose inline circulator pump is designed for potable water systems. It circulates water in residential or commercial hydronic heating and domestic hot-water loops, providing reliable flow with a 23 ft maximum head.

What are the specifications of the Grundfos 96439644 pump?

The pump has a 3/4 hp motor, standard efficiency, and operates on 115/230V AC. It uses a flange connection, includes a volute, and has an 8 9/16 in face-to-face dimension. The maximum head is 23 ft, and it is built for potable water systems.

Where to buy the Grundfos 96439644 pump worldwide?

3G Electric supplies the Grundfos 96439644 circulating pump worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and a quote.

How to install a Grundfos inline circulator pump?

Ensure the pump is mounted with the shaft horizontal and the electrical box accessible. Use flange gaskets and bolts for a leak-tight connection. Wire the motor for 115V or 230V AC per the nameplate. Always follow Grundfos installation instructions and local codes.

Used in

Common applications for Grundfos
HVAC — Grundfos SI-30 condensate pump for air-conditioning installations up to 20 kW capacity
Industrial heating — GPS130NW pressure and suction units in oil burner fuel-supply circuits
Equipment maintenance — SUNP0400 charging and washing pump for descaling boilers and industrial equipment
Fuel accounting — VZO15 and VZO20 oil meters for flow measurement and consumption monitoring in oil-supply systems
Closed-loop heating systems — Double-acting expansion tank pump for pressure regulation and thermal stability
Building services — Grundfos pump range supporting HVAC, domestic heating, and pressure-boosting applications

Grundfos Products

3G Electric supplies Grundfos general-purpose inline circulator pumps. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
Circulating Pump: 7/8 hp HP, 115/230V AC, Cast Iron, 1, 98 gpm, 36 ft Max. Head, Inline (MPN 96439643)
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Circulating Pump: 7/8 hp HP, 115/230V AC, Cast Iron, 1, 98 gpm, 36 ft Max. Head, Inline (MPN 96439643)
Circulating Pump: 7/8 hp HP, 230V AC, Cast Iron, 3, 26 ft Max. Head, 11 1/2 in Face to Face, Inline (MPN 96402836)
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Circulating Pump: 7/8 hp HP, 230V AC, Cast Iron, 3, 26 ft Max. Head, 11 1/2 in Face to Face, Inline (MPN 96402836)
Circulating Pump: 3/4 hp HP, 115/230V AC, Cast Iron, 1, 15 ft Max. Head, 9 7/8 in Face to Face (MPN 96633591)
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Circulating Pump: 3/4 hp HP, 115/230V AC, Cast Iron, 1, 15 ft Max. Head, 9 7/8 in Face to Face (MPN 96633591)
Circulating Pump: 3/4 hp HP, 115V AC, Cast Iron, 3, 53 ft Max. Head, 11 1/2 in Face to Face, Inline (MPN 96402782)
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Circulating Pump: 3/4 hp HP, 115V AC, Cast Iron, 3, 53 ft Max. Head, 11 1/2 in Face to Face, Inline (MPN 96402782)
Circulating Pump: 3/4 hp HP, 460V AC, Cast Iron, 2, 26 ft Max. Head, 13 1/2 in Face to Face, Inline (MPN 96402765)
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Circulating Pump: 3/4 hp HP, 460V AC, Cast Iron, 2, 26 ft Max. Head, 13 1/2 in Face to Face, Inline (MPN 96402765)
Circulating Pump: 7/8 hp HP, 115V AC, Cast Iron, 3, 26 ft Max. Head, 11 1/2 in Face to Face, Inline (MPN 96402834)
Grundfos
Circulating Pump: 7/8 hp HP, 115V AC, Cast Iron, 3, 26 ft Max. Head, 11 1/2 in Face to Face, Inline (MPN 96402834)

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Hydronic Circulating Pump: 3/4 hp HP, 115V AC, Cast Iron, 3, 76 gpm, 46 ft Max. Head, Inline (MPN 96402730)
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Circulating Pump: 1 37/50 hp HP, 460V AC, Cast Iron, 2, 53 ft Max. Head, 14 in Face to Face, Inline (MPN 96402861)
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Circulating Pump: 1 37/50 hp HP, 460V AC, Cast Iron, 2, 53 ft Max. Head, 14 in Face to Face, Inline (MPN 96402861)
Circulating Pump: 1/8 hp HP, 115V AC, Cast Iron, 1, 14 gpm, 19 ft Max. Head, 6 1/2 in Face to Face (MPN 92603106)
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Circulating Pump: 1/8 hp HP, 115V AC, Cast Iron, 1, 14 gpm, 19 ft Max. Head, 6 1/2 in Face to Face (MPN 92603106)
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Circulating Pump: 1 51/125 hp HP, 230V AC, Cast Iron, 3, 53 ft Max. Head, 14 in Face to Face, Inline (MPN 96411613)