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Grundfos SQ 1 3-inch AISI 304 submersible pump


GRUNDFOS SQ 1


  • Category: Submersible pumps

Nominal head up to: 151 m - Flow up to: 1.6 m³/h - 3-inch - AISI 304

The Grundfos SQ 1 is a compact fixed-speed 3-inch multistage submersible pump for clean, non-aggressive liquids, domestic water supply, irrigation, tank transfer and pressure boosting. Connection: Rp 1 1/4.


SQ 1-35

Nominal head: 34 m
Flow range: 0-1.6 m³/h

SQ 1-50

Nominal head: 53 m
Flow range: 0-1.6 m³/h

SQ 1-65

Nominal head: 72 m
Flow range: 0-1.6 m³/h

SQ 1-80

Nominal head: 91 m
Flow range: 0-1.6 m³/h

SQ 1-95

Nominal head: 111 m
Flow range: 0-1.6 m³/h

SQ 1-110

Nominal head: 127 m
Flow range: 0-1.6 m³/h

SQ 1-125

Nominal head: 135 m
Flow range: 0-1.6 m³/h

SQ 1-140

Nominal head: 143 m
Flow range: 0-1.6 m³/h

SQ 1-155

Nominal head: 151 m
Flow range: 0-1.6 m³/h

Worldwide B2B pump supply and export

Grundfos SQ 1 pumps combine pump, motor and integrated protections in a slim 76 mm design for narrow boreholes.

The soft-start single-phase motor operates on 1 × 200–240 V, 50/60 Hz. The hydraulic parts are corrosion-resistant AISI 304 stainless steel (1.4301).

This page lists the standard catalogue references only. Prices, N variants, conjuntos, kits and accessories are excluded.



Grundfos SQ / SQE 1 official hydraulic curves

Official Grundfos SQ / SQE 1 hydraulic curves, ISO 9906:2012 Grade 3B. The table gives the exact nominal head published for each reference. Use Grundfos Product Center or the product datasheet for contractual duty-point selection.



Open Grundfos Product Center →

Grundfos SQ / SQE official overall performance range

Official overall performance range for Grundfos SQ and SQE pumps. This selection covers the standard AISI 304 families SQ/SQE 1, 2, 3, 5 and 7.




References & article codes


Standard Grundfos SQ 1 AISI 304 pump references, 1 × 200–240 V, 50/60 Hz. No prices are published. Alternative cable lengths shown below are official catalogue references.

Article codeDesignationNominal head [m]P2 [kW]In [A]Cable [m]Connection
96510178SQ 1-35340.72.91.5Rp 1 1/4
96510179SQ 1-50530.741.5Rp 1 1/4
96510190SQ 1-65720.75.21.5Rp 1 1/4
96510191SQ 1-80911.1561.5Rp 1 1/4
96510192SQ 1-951111.1571.5Rp 1 1/4
96510193SQ 1-1101271.158.11.5Rp 1 1/4
96510194SQ 1-1251351.559.31.5Rp 1 1/4
96510195SQ 1-1401431.5510.31.5Rp 1 1/4
96510196SQ 1-1551511.85111.5Rp 1 1/4

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